/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_19-nested_nr.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-01 16:55:02,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-01 16:55:02,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-01 16:55:02,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-01 16:55:02,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-01 16:55:02,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-01 16:55:02,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-01 16:55:02,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-01 16:55:02,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-01 16:55:02,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-01 16:55:02,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-01 16:55:02,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-01 16:55:02,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-01 16:55:02,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-01 16:55:02,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-01 16:55:02,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-01 16:55:02,264 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-01 16:55:02,264 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-01 16:55:02,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-01 16:55:02,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-01 16:55:02,265 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-01 16:55:02,266 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-03-01 16:55:02,269 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-01 16:55:02,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-01 16:55:02,269 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-01 16:55:02,270 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 [2022-03-01 16:55:02,282 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-01 16:55:02,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-01 16:55:02,283 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-01 16:55:02,283 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-01 16:55:02,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-01 16:55:02,283 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-01 16:55:02,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-01 16:55:02,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-01 16:55:02,284 INFO L138 SettingsManager]: * Use SBE=true [2022-03-01 16:55:02,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-01 16:55:02,284 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-01 16:55:02,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-01 16:55:02,284 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-01 16:55:02,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-01 16:55:02,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-01 16:55:02,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-01 16:55:02,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-01 16:55:02,285 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-01 16:55:02,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-01 16:55:02,285 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-01 16:55:02,285 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-01 16:55:02,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-01 16:55:02,286 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-01 16:55:02,286 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-01 16:55:02,286 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-01 16:55:02,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 16:55:02,286 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-01 16:55:02,286 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-01 16:55:02,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-01 16:55:02,286 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-01 16:55:02,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-01 16:55:02,286 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-01 16:55:02,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-01 16:55:02,287 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-01 16:55:02,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-01 16:55:02,483 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-01 16:55:02,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-01 16:55:02,486 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-01 16:55:02,491 INFO L275 PluginConnector]: CDTParser initialized [2022-03-01 16:55:02,492 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_19-nested_nr.i [2022-03-01 16:55:02,532 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cbbf9048/b3580a3d7ec84f21b97c61831e55b38f/FLAG5a8c7b7d1 [2022-03-01 16:55:02,903 INFO L306 CDTParser]: Found 1 translation units. [2022-03-01 16:55:02,903 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_19-nested_nr.i [2022-03-01 16:55:02,921 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cbbf9048/b3580a3d7ec84f21b97c61831e55b38f/FLAG5a8c7b7d1 [2022-03-01 16:55:03,266 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cbbf9048/b3580a3d7ec84f21b97c61831e55b38f [2022-03-01 16:55:03,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-01 16:55:03,268 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-01 16:55:03,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-01 16:55:03,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-01 16:55:03,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-01 16:55:03,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 04:55:03" (1/1) ... [2022-03-01 16:55:03,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33e241f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:55:03, skipping insertion in model container [2022-03-01 16:55:03,275 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 04:55:03" (1/1) ... [2022-03-01 16:55:03,279 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-01 16:55:03,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-01 16:55:03,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 16:55:03,727 INFO L203 MainTranslator]: Completed pre-run [2022-03-01 16:55:03,766 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 16:55:03,826 INFO L208 MainTranslator]: Completed translation [2022-03-01 16:55:03,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:55:03 WrapperNode [2022-03-01 16:55:03,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-01 16:55:03,829 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-01 16:55:03,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-01 16:55:03,829 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-01 16:55:03,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:55:03" (1/1) ... [2022-03-01 16:55:03,855 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:55:03" (1/1) ... [2022-03-01 16:55:03,890 INFO L137 Inliner]: procedures = 371, calls = 34, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 231 [2022-03-01 16:55:03,890 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-01 16:55:03,891 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-01 16:55:03,891 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-01 16:55:03,891 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-01 16:55:03,897 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:55:03" (1/1) ... [2022-03-01 16:55:03,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:55:03" (1/1) ... [2022-03-01 16:55:03,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:55:03" (1/1) ... [2022-03-01 16:55:03,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:55:03" (1/1) ... [2022-03-01 16:55:03,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:55:03" (1/1) ... [2022-03-01 16:55:03,937 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:55:03" (1/1) ... [2022-03-01 16:55:03,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:55:03" (1/1) ... [2022-03-01 16:55:03,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-01 16:55:03,955 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-01 16:55:03,955 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-01 16:55:03,955 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-01 16:55:03,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:55:03" (1/1) ... [2022-03-01 16:55:03,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 16:55:03,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 16:55:03,989 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) [2022-03-01 16:55:03,991 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 [2022-03-01 16:55:04,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-01 16:55:04,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-01 16:55:04,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-01 16:55:04,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-01 16:55:04,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-01 16:55:04,031 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-01 16:55:04,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-01 16:55:04,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-01 16:55:04,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-01 16:55:04,031 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-01 16:55:04,032 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-01 16:55:04,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-01 16:55:04,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-01 16:55:04,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-01 16:55:04,033 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-01 16:55:04,172 INFO L234 CfgBuilder]: Building ICFG [2022-03-01 16:55:04,173 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-01 16:55:04,586 INFO L275 CfgBuilder]: Performing block encoding [2022-03-01 16:55:04,600 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-01 16:55:04,601 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-03-01 16:55:04,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 04:55:04 BoogieIcfgContainer [2022-03-01 16:55:04,603 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-01 16:55:04,604 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-01 16:55:04,604 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-01 16:55:04,607 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-01 16:55:04,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.03 04:55:03" (1/3) ... [2022-03-01 16:55:04,608 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cee3a6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 04:55:04, skipping insertion in model container [2022-03-01 16:55:04,608 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:55:03" (2/3) ... [2022-03-01 16:55:04,609 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cee3a6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 04:55:04, skipping insertion in model container [2022-03-01 16:55:04,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 04:55:04" (3/3) ... [2022-03-01 16:55:04,610 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_19-nested_nr.i [2022-03-01 16:55:04,613 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-01 16:55:04,614 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-01 16:55:04,614 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2022-03-01 16:55:04,614 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-01 16:55:04,670 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,670 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,670 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,670 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,670 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,671 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,671 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,671 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,672 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,672 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,672 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,672 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,672 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,672 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,672 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,673 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,673 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,673 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,673 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,673 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,673 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,673 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,674 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,674 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,674 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,674 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,674 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,675 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,675 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,675 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,675 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,675 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,675 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,675 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,676 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,676 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,676 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,676 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,676 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,676 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,676 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,676 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,676 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,676 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,676 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,676 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,676 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,676 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,677 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,677 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,677 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,677 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,677 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,677 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,677 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,677 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,677 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,678 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,678 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,678 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,678 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,678 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,678 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,678 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,678 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,679 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,679 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,679 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,679 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,679 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,679 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,679 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,680 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,680 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,680 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,680 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,680 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,680 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,680 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,680 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,680 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,680 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,680 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,681 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,681 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,681 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,681 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,681 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,683 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,683 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,685 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,685 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,686 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,690 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,690 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,706 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,706 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,706 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,706 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,706 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,706 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,706 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,706 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,706 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,706 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,706 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,706 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,706 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,707 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,707 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,707 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,707 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,707 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,708 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,710 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,710 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,710 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,711 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,711 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,711 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,712 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,712 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,712 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,712 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,712 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,712 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,712 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,712 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,712 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,712 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,712 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,712 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,712 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,713 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,713 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,713 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,713 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,713 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,713 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,713 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,713 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,713 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,713 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,713 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,713 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,714 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,714 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,714 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,714 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,714 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,714 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,714 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,714 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,715 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,715 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,715 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,715 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,715 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,715 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,715 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,715 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,715 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,715 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,715 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,715 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,720 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,720 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,720 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,720 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,720 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,720 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,720 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,720 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,720 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,720 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,720 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,720 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,720 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,724 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,724 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,724 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,724 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,724 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,725 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,725 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,725 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,725 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,725 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,727 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,727 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,727 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,727 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,736 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,736 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,736 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:55:04,738 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-01 16:55:04,769 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-01 16:55:04,773 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 [2022-03-01 16:55:04,774 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-03-01 16:55:04,783 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 278 places, 278 transitions, 561 flow [2022-03-01 16:55:04,896 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 3421 states, 3385 states have (on average 1.9521418020679469) internal successors, (6608), 3420 states have internal predecessors, (6608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:04,903 INFO L276 IsEmpty]: Start isEmpty. Operand has 3421 states, 3385 states have (on average 1.9521418020679469) internal successors, (6608), 3420 states have internal predecessors, (6608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:04,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-03-01 16:55:04,908 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:04,908 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:04,909 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:04,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:04,913 INFO L85 PathProgramCache]: Analyzing trace with hash -582463024, now seen corresponding path program 1 times [2022-03-01 16:55:04,919 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:04,919 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359330398] [2022-03-01 16:55:04,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:04,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:05,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:05,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:05,103 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:05,103 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359330398] [2022-03-01 16:55:05,103 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359330398] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:05,103 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:05,103 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-01 16:55:05,104 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936687432] [2022-03-01 16:55:05,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:05,108 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-01 16:55:05,109 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:05,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-01 16:55:05,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 16:55:05,139 INFO L87 Difference]: Start difference. First operand has 3421 states, 3385 states have (on average 1.9521418020679469) internal successors, (6608), 3420 states have internal predecessors, (6608), 0 states have call successors, (0), 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 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:05,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:05,223 INFO L93 Difference]: Finished difference Result 3425 states and 6572 transitions. [2022-03-01 16:55:05,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-01 16:55:05,225 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2022-03-01 16:55:05,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:05,252 INFO L225 Difference]: With dead ends: 3425 [2022-03-01 16:55:05,252 INFO L226 Difference]: Without dead ends: 3415 [2022-03-01 16:55:05,253 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 16:55:05,257 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 3 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:05,261 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 536 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 16:55:05,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3415 states. [2022-03-01 16:55:05,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3415 to 3412. [2022-03-01 16:55:05,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3412 states, 3373 states have (on average 1.9418914912540766) internal successors, (6550), 3411 states have internal predecessors, (6550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:05,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 3412 states and 6550 transitions. [2022-03-01 16:55:05,412 INFO L78 Accepts]: Start accepts. Automaton has 3412 states and 6550 transitions. Word has length 45 [2022-03-01 16:55:05,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:05,412 INFO L470 AbstractCegarLoop]: Abstraction has 3412 states and 6550 transitions. [2022-03-01 16:55:05,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:05,414 INFO L276 IsEmpty]: Start isEmpty. Operand 3412 states and 6550 transitions. [2022-03-01 16:55:05,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-03-01 16:55:05,415 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:05,415 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:05,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-01 16:55:05,415 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:05,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:05,418 INFO L85 PathProgramCache]: Analyzing trace with hash 2083507397, now seen corresponding path program 1 times [2022-03-01 16:55:05,418 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:05,419 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787973067] [2022-03-01 16:55:05,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:05,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:05,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:05,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:05,509 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:05,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787973067] [2022-03-01 16:55:05,509 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787973067] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 16:55:05,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [164158964] [2022-03-01 16:55:05,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:05,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 16:55:05,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 16:55:05,511 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 16:55:05,512 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-01 16:55:05,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:05,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 4 conjunts are in the unsatisfiable core [2022-03-01 16:55:05,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 16:55:05,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:05,689 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 16:55:05,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:05,786 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [164158964] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-01 16:55:05,788 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-01 16:55:05,788 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-03-01 16:55:05,788 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922555024] [2022-03-01 16:55:05,789 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-01 16:55:05,790 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-01 16:55:05,790 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:05,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-01 16:55:05,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-03-01 16:55:05,791 INFO L87 Difference]: Start difference. First operand 3412 states and 6550 transitions. Second operand has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:05,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:05,898 INFO L93 Difference]: Finished difference Result 3422 states and 6560 transitions. [2022-03-01 16:55:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-01 16:55:05,899 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2022-03-01 16:55:05,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:05,913 INFO L225 Difference]: With dead ends: 3422 [2022-03-01 16:55:05,913 INFO L226 Difference]: Without dead ends: 3422 [2022-03-01 16:55:05,914 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2022-03-01 16:55:05,915 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 12 mSDsluCounter, 801 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 1066 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:05,915 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 1066 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 16:55:05,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3422 states. [2022-03-01 16:55:06,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3422 to 3422. [2022-03-01 16:55:06,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3422 states, 3383 states have (on average 1.939107301211942) internal successors, (6560), 3421 states have internal predecessors, (6560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:06,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 3422 states and 6560 transitions. [2022-03-01 16:55:06,033 INFO L78 Accepts]: Start accepts. Automaton has 3422 states and 6560 transitions. Word has length 50 [2022-03-01 16:55:06,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:06,033 INFO L470 AbstractCegarLoop]: Abstraction has 3422 states and 6560 transitions. [2022-03-01 16:55:06,033 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:06,033 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 6560 transitions. [2022-03-01 16:55:06,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-03-01 16:55:06,034 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:06,034 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:06,060 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-03-01 16:55:06,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 16:55:06,252 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:06,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:06,253 INFO L85 PathProgramCache]: Analyzing trace with hash -852627547, now seen corresponding path program 2 times [2022-03-01 16:55:06,254 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:06,254 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140127560] [2022-03-01 16:55:06,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:06,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:06,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:06,352 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:06,352 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:06,352 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140127560] [2022-03-01 16:55:06,352 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140127560] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 16:55:06,352 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1117907183] [2022-03-01 16:55:06,353 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-01 16:55:06,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 16:55:06,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 16:55:06,354 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 16:55:06,355 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-01 16:55:06,430 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-01 16:55:06,430 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-01 16:55:06,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 21 conjunts are in the unsatisfiable core [2022-03-01 16:55:06,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 16:55:06,531 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-03-01 16:55:06,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-01 16:55:06,552 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-03-01 16:55:06,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-01 16:55:06,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-01 16:55:06,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-01 16:55:06,578 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-01 16:55:06,578 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-03-01 16:55:06,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-01 16:55:06,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-01 16:55:06,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-01 16:55:06,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-01 16:55:06,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-01 16:55:06,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-01 16:55:06,611 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-01 16:55:06,611 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2022-03-01 16:55:06,632 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-03-01 16:55:06,632 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-01 16:55:06,632 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1117907183] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:06,632 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-01 16:55:06,632 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 15 [2022-03-01 16:55:06,632 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592113234] [2022-03-01 16:55:06,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:06,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-01 16:55:06,633 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:06,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-01 16:55:06,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2022-03-01 16:55:06,633 INFO L87 Difference]: Start difference. First operand 3422 states and 6560 transitions. Second operand has 8 states, 7 states have (on average 7.142857142857143) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:06,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:06,858 INFO L93 Difference]: Finished difference Result 3420 states and 6558 transitions. [2022-03-01 16:55:06,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-01 16:55:06,859 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 7.142857142857143) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2022-03-01 16:55:06,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:06,869 INFO L225 Difference]: With dead ends: 3420 [2022-03-01 16:55:06,870 INFO L226 Difference]: Without dead ends: 3420 [2022-03-01 16:55:06,870 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2022-03-01 16:55:06,871 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 220 mSDsluCounter, 537 mSDsCounter, 0 mSdLazyCounter, 294 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 774 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:06,871 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [220 Valid, 774 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 294 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:55:06,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3420 states. [2022-03-01 16:55:06,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3420 to 3420. [2022-03-01 16:55:06,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3420 states, 3383 states have (on average 1.9385161099615726) internal successors, (6558), 3419 states have internal predecessors, (6558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:06,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 3420 states and 6558 transitions. [2022-03-01 16:55:06,973 INFO L78 Accepts]: Start accepts. Automaton has 3420 states and 6558 transitions. Word has length 60 [2022-03-01 16:55:06,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:06,974 INFO L470 AbstractCegarLoop]: Abstraction has 3420 states and 6558 transitions. [2022-03-01 16:55:06,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 7.142857142857143) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:06,974 INFO L276 IsEmpty]: Start isEmpty. Operand 3420 states and 6558 transitions. [2022-03-01 16:55:06,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-03-01 16:55:06,975 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:06,975 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:06,995 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-03-01 16:55:07,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-03-01 16:55:07,188 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:07,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:07,188 INFO L85 PathProgramCache]: Analyzing trace with hash 1238004900, now seen corresponding path program 1 times [2022-03-01 16:55:07,188 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:07,189 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950239039] [2022-03-01 16:55:07,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:07,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:07,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:07,279 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:07,279 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:07,279 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950239039] [2022-03-01 16:55:07,279 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950239039] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 16:55:07,279 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [244746812] [2022-03-01 16:55:07,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:07,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 16:55:07,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 16:55:07,296 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 16:55:07,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-01 16:55:07,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:07,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-01 16:55:07,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 16:55:07,495 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:07,496 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 16:55:07,640 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:07,640 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [244746812] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-01 16:55:07,641 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-01 16:55:07,641 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-03-01 16:55:07,641 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140239721] [2022-03-01 16:55:07,641 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-01 16:55:07,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:55:07,642 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:07,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:55:07,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:55:07,643 INFO L87 Difference]: Start difference. First operand 3420 states and 6558 transitions. Second operand has 18 states, 18 states have (on average 5.0) internal successors, (90), 18 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:07,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:07,813 INFO L93 Difference]: Finished difference Result 3440 states and 6578 transitions. [2022-03-01 16:55:07,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:55:07,813 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 5.0) internal successors, (90), 18 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2022-03-01 16:55:07,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:07,824 INFO L225 Difference]: With dead ends: 3440 [2022-03-01 16:55:07,825 INFO L226 Difference]: Without dead ends: 3440 [2022-03-01 16:55:07,825 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=280, Invalid=590, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:55:07,826 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 26 mSDsluCounter, 2114 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 2372 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:07,826 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 2372 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 16:55:07,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3440 states. [2022-03-01 16:55:07,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3440 to 3440. [2022-03-01 16:55:07,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3440 states, 3403 states have (on average 1.9330002938583604) internal successors, (6578), 3439 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) [2022-03-01 16:55:07,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 3440 states and 6578 transitions. [2022-03-01 16:55:07,901 INFO L78 Accepts]: Start accepts. Automaton has 3440 states and 6578 transitions. Word has length 68 [2022-03-01 16:55:07,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:07,902 INFO L470 AbstractCegarLoop]: Abstraction has 3440 states and 6578 transitions. [2022-03-01 16:55:07,902 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.0) internal successors, (90), 18 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:07,902 INFO L276 IsEmpty]: Start isEmpty. Operand 3440 states and 6578 transitions. [2022-03-01 16:55:07,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-03-01 16:55:07,903 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:07,903 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:07,921 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-03-01 16:55:08,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 16:55:08,119 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:08,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:08,120 INFO L85 PathProgramCache]: Analyzing trace with hash -140987804, now seen corresponding path program 2 times [2022-03-01 16:55:08,120 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:08,120 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029284770] [2022-03-01 16:55:08,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:08,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:08,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:08,299 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:08,299 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:08,299 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029284770] [2022-03-01 16:55:08,300 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029284770] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 16:55:08,300 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [896888494] [2022-03-01 16:55:08,300 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-01 16:55:08,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 16:55:08,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 16:55:08,316 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 16:55:08,317 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-01 16:55:08,399 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-01 16:55:08,399 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-01 16:55:08,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 17 conjunts are in the unsatisfiable core [2022-03-01 16:55:08,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 16:55:08,516 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-03-01 16:55:08,537 INFO L353 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-03-01 16:55:08,537 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2022-03-01 16:55:08,579 INFO L353 Elim1Store]: treesize reduction 64, result has 22.9 percent of original size [2022-03-01 16:55:08,579 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 34 [2022-03-01 16:55:08,627 INFO L353 Elim1Store]: treesize reduction 114, result has 19.7 percent of original size [2022-03-01 16:55:08,627 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 46 [2022-03-01 16:55:08,654 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-03-01 16:55:08,654 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-01 16:55:08,655 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [896888494] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:08,655 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-01 16:55:08,655 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2022-03-01 16:55:08,655 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75671857] [2022-03-01 16:55:08,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:08,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:55:08,655 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:08,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:55:08,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:55:08,656 INFO L87 Difference]: Start difference. First operand 3440 states and 6578 transitions. Second operand has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:08,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:08,877 INFO L93 Difference]: Finished difference Result 3438 states and 6576 transitions. [2022-03-01 16:55:08,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:55:08,877 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2022-03-01 16:55:08,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:08,889 INFO L225 Difference]: With dead ends: 3438 [2022-03-01 16:55:08,889 INFO L226 Difference]: Without dead ends: 3438 [2022-03-01 16:55:08,889 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:55:08,892 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 4 mSDsluCounter, 302 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 560 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:08,892 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 560 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:55:08,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3438 states. [2022-03-01 16:55:08,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3438 to 3438. [2022-03-01 16:55:08,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3438 states, 3403 states have (on average 1.9324125771378196) internal successors, (6576), 3437 states have internal predecessors, (6576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:08,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 3438 states and 6576 transitions. [2022-03-01 16:55:08,939 INFO L78 Accepts]: Start accepts. Automaton has 3438 states and 6576 transitions. Word has length 88 [2022-03-01 16:55:08,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:08,939 INFO L470 AbstractCegarLoop]: Abstraction has 3438 states and 6576 transitions. [2022-03-01 16:55:08,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:08,939 INFO L276 IsEmpty]: Start isEmpty. Operand 3438 states and 6576 transitions. [2022-03-01 16:55:08,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-03-01 16:55:08,943 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:08,943 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:08,963 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-01 16:55:09,160 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 16:55:09,160 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:09,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:09,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1493118986, now seen corresponding path program 1 times [2022-03-01 16:55:09,161 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:09,161 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418473966] [2022-03-01 16:55:09,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:09,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:09,300 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:09,300 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:09,300 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418473966] [2022-03-01 16:55:09,300 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418473966] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 16:55:09,301 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [939930921] [2022-03-01 16:55:09,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:09,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 16:55:09,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 16:55:09,302 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 16:55:09,327 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-01 16:55:09,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:09,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 16 conjunts are in the unsatisfiable core [2022-03-01 16:55:09,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 16:55:09,553 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:09,554 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 16:55:09,718 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:09,718 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [939930921] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-01 16:55:09,718 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-01 16:55:09,718 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2022-03-01 16:55:09,719 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162366457] [2022-03-01 16:55:09,719 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-01 16:55:09,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-01 16:55:09,719 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:09,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-01 16:55:09,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2022-03-01 16:55:09,720 INFO L87 Difference]: Start difference. First operand 3438 states and 6576 transitions. Second operand has 23 states, 23 states have (on average 5.043478260869565) internal successors, (116), 23 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:09,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:09,945 INFO L93 Difference]: Finished difference Result 3453 states and 6591 transitions. [2022-03-01 16:55:09,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 16:55:09,945 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 5.043478260869565) internal successors, (116), 23 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2022-03-01 16:55:09,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:09,955 INFO L225 Difference]: With dead ends: 3453 [2022-03-01 16:55:09,955 INFO L226 Difference]: Without dead ends: 3453 [2022-03-01 16:55:09,955 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 191 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=524, Invalid=1116, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 16:55:09,956 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 41 mSDsluCounter, 1580 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 1838 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:09,956 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [41 Valid, 1838 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 16:55:09,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3453 states. [2022-03-01 16:55:09,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3453 to 3453. [2022-03-01 16:55:09,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3453 states, 3418 states have (on average 1.9283206553540082) internal successors, (6591), 3452 states have internal predecessors, (6591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:10,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3453 states to 3453 states and 6591 transitions. [2022-03-01 16:55:10,001 INFO L78 Accepts]: Start accepts. Automaton has 3453 states and 6591 transitions. Word has length 99 [2022-03-01 16:55:10,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:10,001 INFO L470 AbstractCegarLoop]: Abstraction has 3453 states and 6591 transitions. [2022-03-01 16:55:10,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 5.043478260869565) internal successors, (116), 23 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:10,001 INFO L276 IsEmpty]: Start isEmpty. Operand 3453 states and 6591 transitions. [2022-03-01 16:55:10,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-03-01 16:55:10,002 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:10,002 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:10,024 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-01 16:55:10,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 16:55:10,222 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:10,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:10,223 INFO L85 PathProgramCache]: Analyzing trace with hash 1721236511, now seen corresponding path program 2 times [2022-03-01 16:55:10,223 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:10,223 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71846220] [2022-03-01 16:55:10,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:10,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:10,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:10,316 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:10,317 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:10,317 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71846220] [2022-03-01 16:55:10,317 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71846220] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:10,317 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:10,317 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:55:10,317 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116100080] [2022-03-01 16:55:10,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:10,317 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:55:10,317 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:10,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:55:10,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:55:10,318 INFO L87 Difference]: Start difference. First operand 3453 states and 6591 transitions. Second operand has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:10,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:10,478 INFO L93 Difference]: Finished difference Result 3452 states and 6590 transitions. [2022-03-01 16:55:10,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:55:10,478 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2022-03-01 16:55:10,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:10,488 INFO L225 Difference]: With dead ends: 3452 [2022-03-01 16:55:10,488 INFO L226 Difference]: Without dead ends: 3452 [2022-03-01 16:55:10,488 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 [2022-03-01 16:55:10,489 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 6 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 555 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:10,489 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 555 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:55:10,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3452 states. [2022-03-01 16:55:10,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3452 to 3452. [2022-03-01 16:55:10,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3452 states, 3418 states have (on average 1.9280280866003512) internal successors, (6590), 3451 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) [2022-03-01 16:55:10,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 3452 states and 6590 transitions. [2022-03-01 16:55:10,543 INFO L78 Accepts]: Start accepts. Automaton has 3452 states and 6590 transitions. Word has length 114 [2022-03-01 16:55:10,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:10,543 INFO L470 AbstractCegarLoop]: Abstraction has 3452 states and 6590 transitions. [2022-03-01 16:55:10,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:10,544 INFO L276 IsEmpty]: Start isEmpty. Operand 3452 states and 6590 transitions. [2022-03-01 16:55:10,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-03-01 16:55:10,544 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:10,544 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:10,544 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-01 16:55:10,545 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:10,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:10,545 INFO L85 PathProgramCache]: Analyzing trace with hash -764773287, now seen corresponding path program 1 times [2022-03-01 16:55:10,545 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:10,545 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42221382] [2022-03-01 16:55:10,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:10,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:10,633 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:10,633 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:10,633 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42221382] [2022-03-01 16:55:10,633 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [42221382] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:10,633 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:10,633 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:55:10,633 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779743147] [2022-03-01 16:55:10,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:10,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:55:10,634 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:10,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:55:10,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:55:10,634 INFO L87 Difference]: Start difference. First operand 3452 states and 6590 transitions. Second operand has 6 states, 5 states have (on average 20.8) internal successors, (104), 6 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:11,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:11,043 INFO L93 Difference]: Finished difference Result 5339 states and 10270 transitions. [2022-03-01 16:55:11,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:55:11,043 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.8) internal successors, (104), 6 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 149 [2022-03-01 16:55:11,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:11,055 INFO L225 Difference]: With dead ends: 5339 [2022-03-01 16:55:11,056 INFO L226 Difference]: Without dead ends: 5339 [2022-03-01 16:55:11,056 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 [2022-03-01 16:55:11,056 INFO L933 BasicCegarLoop]: 430 mSDtfsCounter, 348 mSDsluCounter, 424 mSDsCounter, 0 mSdLazyCounter, 598 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 348 SdHoareTripleChecker+Valid, 852 SdHoareTripleChecker+Invalid, 681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 598 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:11,056 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [348 Valid, 852 Invalid, 681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 598 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-01 16:55:11,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5339 states. [2022-03-01 16:55:11,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5339 to 3683. [2022-03-01 16:55:11,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3683 states, 3651 states have (on average 1.930703916735141) internal successors, (7049), 3682 states have internal predecessors, (7049), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:11,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3683 states to 3683 states and 7049 transitions. [2022-03-01 16:55:11,116 INFO L78 Accepts]: Start accepts. Automaton has 3683 states and 7049 transitions. Word has length 149 [2022-03-01 16:55:11,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:11,116 INFO L470 AbstractCegarLoop]: Abstraction has 3683 states and 7049 transitions. [2022-03-01 16:55:11,116 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.8) internal successors, (104), 6 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:11,116 INFO L276 IsEmpty]: Start isEmpty. Operand 3683 states and 7049 transitions. [2022-03-01 16:55:11,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-03-01 16:55:11,117 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:11,117 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:11,117 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-01 16:55:11,118 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:11,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:11,118 INFO L85 PathProgramCache]: Analyzing trace with hash 1532564956, now seen corresponding path program 1 times [2022-03-01 16:55:11,118 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:11,118 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38336271] [2022-03-01 16:55:11,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:11,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:11,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:11,205 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:11,206 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:11,206 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38336271] [2022-03-01 16:55:11,206 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38336271] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:11,206 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:11,206 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:55:11,206 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58018504] [2022-03-01 16:55:11,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:11,206 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:55:11,206 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:11,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:55:11,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:55:11,207 INFO L87 Difference]: Start difference. First operand 3683 states and 7049 transitions. Second operand has 6 states, 5 states have (on average 23.0) internal successors, (115), 6 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:11,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:11,333 INFO L93 Difference]: Finished difference Result 3682 states and 7048 transitions. [2022-03-01 16:55:11,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:55:11,336 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 23.0) internal successors, (115), 6 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2022-03-01 16:55:11,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:11,342 INFO L225 Difference]: With dead ends: 3682 [2022-03-01 16:55:11,342 INFO L226 Difference]: Without dead ends: 3682 [2022-03-01 16:55:11,343 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 [2022-03-01 16:55:11,344 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 15 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:11,345 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 416 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:55:11,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3682 states. [2022-03-01 16:55:11,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3682 to 3682. [2022-03-01 16:55:11,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3682 states, 3651 states have (on average 1.9304300191728294) internal successors, (7048), 3681 states have internal predecessors, (7048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:11,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 7048 transitions. [2022-03-01 16:55:11,453 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 7048 transitions. Word has length 160 [2022-03-01 16:55:11,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:11,453 INFO L470 AbstractCegarLoop]: Abstraction has 3682 states and 7048 transitions. [2022-03-01 16:55:11,454 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.0) internal successors, (115), 6 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:11,454 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 7048 transitions. [2022-03-01 16:55:11,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-03-01 16:55:11,454 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:11,455 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:11,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-01 16:55:11,455 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:11,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:11,455 INFO L85 PathProgramCache]: Analyzing trace with hash -1950203685, now seen corresponding path program 1 times [2022-03-01 16:55:11,455 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:11,455 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645614964] [2022-03-01 16:55:11,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:11,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:11,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:11,567 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:11,568 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:11,568 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645614964] [2022-03-01 16:55:11,568 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645614964] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:11,568 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:11,568 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:55:11,568 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482128522] [2022-03-01 16:55:11,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:11,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:55:11,568 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:11,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:55:11,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:55:11,569 INFO L87 Difference]: Start difference. First operand 3682 states and 7048 transitions. Second operand has 6 states, 5 states have (on average 24.8) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:11,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:11,729 INFO L93 Difference]: Finished difference Result 3681 states and 7047 transitions. [2022-03-01 16:55:11,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:55:11,729 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 24.8) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 169 [2022-03-01 16:55:11,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:11,736 INFO L225 Difference]: With dead ends: 3681 [2022-03-01 16:55:11,736 INFO L226 Difference]: Without dead ends: 3681 [2022-03-01 16:55:11,736 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 [2022-03-01 16:55:11,737 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 2 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 576 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:11,737 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 576 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:55:11,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3681 states. [2022-03-01 16:55:11,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3681 to 3681. [2022-03-01 16:55:11,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3681 states, 3651 states have (on average 1.9301561216105176) internal successors, (7047), 3680 states have internal predecessors, (7047), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:11,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3681 states to 3681 states and 7047 transitions. [2022-03-01 16:55:11,791 INFO L78 Accepts]: Start accepts. Automaton has 3681 states and 7047 transitions. Word has length 169 [2022-03-01 16:55:11,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:11,791 INFO L470 AbstractCegarLoop]: Abstraction has 3681 states and 7047 transitions. [2022-03-01 16:55:11,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.8) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:11,792 INFO L276 IsEmpty]: Start isEmpty. Operand 3681 states and 7047 transitions. [2022-03-01 16:55:11,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-03-01 16:55:11,792 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:11,793 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:11,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-01 16:55:11,793 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:11,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:11,793 INFO L85 PathProgramCache]: Analyzing trace with hash -2052367616, now seen corresponding path program 1 times [2022-03-01 16:55:11,793 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:11,793 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685759028] [2022-03-01 16:55:11,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:11,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:11,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:11,886 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:11,886 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:11,886 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685759028] [2022-03-01 16:55:11,886 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685759028] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:11,886 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:11,887 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:55:11,887 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701980883] [2022-03-01 16:55:11,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:11,887 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:55:11,887 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:11,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:55:11,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:55:11,888 INFO L87 Difference]: Start difference. First operand 3681 states and 7047 transitions. Second operand has 6 states, 5 states have (on average 26.4) internal successors, (132), 6 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:12,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:12,055 INFO L93 Difference]: Finished difference Result 3680 states and 7046 transitions. [2022-03-01 16:55:12,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:55:12,055 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 26.4) internal successors, (132), 6 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 177 [2022-03-01 16:55:12,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:12,060 INFO L225 Difference]: With dead ends: 3680 [2022-03-01 16:55:12,060 INFO L226 Difference]: Without dead ends: 3680 [2022-03-01 16:55:12,061 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 [2022-03-01 16:55:12,061 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 3 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:12,061 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 575 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:55:12,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3680 states. [2022-03-01 16:55:12,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3680 to 3680. [2022-03-01 16:55:12,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3680 states, 3651 states have (on average 1.9298822240482059) internal successors, (7046), 3679 states have internal predecessors, (7046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:12,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3680 states and 7046 transitions. [2022-03-01 16:55:12,149 INFO L78 Accepts]: Start accepts. Automaton has 3680 states and 7046 transitions. Word has length 177 [2022-03-01 16:55:12,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:12,149 INFO L470 AbstractCegarLoop]: Abstraction has 3680 states and 7046 transitions. [2022-03-01 16:55:12,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 26.4) internal successors, (132), 6 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:12,150 INFO L276 IsEmpty]: Start isEmpty. Operand 3680 states and 7046 transitions. [2022-03-01 16:55:12,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-03-01 16:55:12,151 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:12,151 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:12,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-01 16:55:12,152 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:12,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:12,152 INFO L85 PathProgramCache]: Analyzing trace with hash 1139996680, now seen corresponding path program 1 times [2022-03-01 16:55:12,152 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:12,152 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851833762] [2022-03-01 16:55:12,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:12,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:12,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:12,269 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:12,269 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:12,269 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851833762] [2022-03-01 16:55:12,269 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851833762] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:12,269 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:12,270 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:55:12,270 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003964900] [2022-03-01 16:55:12,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:12,270 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:55:12,271 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:12,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:55:12,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:55:12,271 INFO L87 Difference]: Start difference. First operand 3680 states and 7046 transitions. Second operand has 6 states, 5 states have (on average 31.2) internal successors, (156), 6 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:12,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:12,724 INFO L93 Difference]: Finished difference Result 4040 states and 7760 transitions. [2022-03-01 16:55:12,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:55:12,725 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 31.2) internal successors, (156), 6 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 201 [2022-03-01 16:55:12,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:12,731 INFO L225 Difference]: With dead ends: 4040 [2022-03-01 16:55:12,731 INFO L226 Difference]: Without dead ends: 4040 [2022-03-01 16:55:12,731 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 [2022-03-01 16:55:12,732 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 254 mSDsluCounter, 789 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 1249 SdHoareTripleChecker+Invalid, 807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:12,732 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [254 Valid, 1249 Invalid, 807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 770 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-01 16:55:12,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4040 states. [2022-03-01 16:55:12,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4040 to 3912. [2022-03-01 16:55:12,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3912 states, 3884 states have (on average 1.9325437693099896) internal successors, (7506), 3911 states have internal predecessors, (7506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:12,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 3912 states and 7506 transitions. [2022-03-01 16:55:12,773 INFO L78 Accepts]: Start accepts. Automaton has 3912 states and 7506 transitions. Word has length 201 [2022-03-01 16:55:12,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:12,774 INFO L470 AbstractCegarLoop]: Abstraction has 3912 states and 7506 transitions. [2022-03-01 16:55:12,774 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.2) internal successors, (156), 6 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:12,774 INFO L276 IsEmpty]: Start isEmpty. Operand 3912 states and 7506 transitions. [2022-03-01 16:55:12,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-03-01 16:55:12,777 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:12,777 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:12,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-01 16:55:12,777 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:12,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:12,778 INFO L85 PathProgramCache]: Analyzing trace with hash -1098592927, now seen corresponding path program 1 times [2022-03-01 16:55:12,778 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:12,778 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961332151] [2022-03-01 16:55:12,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:12,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:12,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:12,899 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:12,900 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:12,900 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961332151] [2022-03-01 16:55:12,900 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961332151] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:12,900 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:12,900 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:55:12,900 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449472497] [2022-03-01 16:55:12,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:12,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:55:12,900 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:12,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:55:12,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:55:12,901 INFO L87 Difference]: Start difference. First operand 3912 states and 7506 transitions. Second operand has 6 states, 5 states have (on average 33.2) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:13,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:13,170 INFO L93 Difference]: Finished difference Result 4648 states and 8901 transitions. [2022-03-01 16:55:13,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:55:13,171 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 33.2) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 211 [2022-03-01 16:55:13,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:13,177 INFO L225 Difference]: With dead ends: 4648 [2022-03-01 16:55:13,178 INFO L226 Difference]: Without dead ends: 4414 [2022-03-01 16:55:13,178 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 [2022-03-01 16:55:13,178 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 279 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 399 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 827 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:13,178 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [279 Valid, 827 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 399 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:55:13,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4414 states. [2022-03-01 16:55:13,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4414 to 3910. [2022-03-01 16:55:13,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3910 states, 3883 states have (on average 1.9271182075714655) internal successors, (7483), 3909 states have internal predecessors, (7483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:13,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3910 states to 3910 states and 7483 transitions. [2022-03-01 16:55:13,286 INFO L78 Accepts]: Start accepts. Automaton has 3910 states and 7483 transitions. Word has length 211 [2022-03-01 16:55:13,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:13,286 INFO L470 AbstractCegarLoop]: Abstraction has 3910 states and 7483 transitions. [2022-03-01 16:55:13,286 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 33.2) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:13,286 INFO L276 IsEmpty]: Start isEmpty. Operand 3910 states and 7483 transitions. [2022-03-01 16:55:13,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-03-01 16:55:13,288 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:13,288 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:13,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-01 16:55:13,288 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:13,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:13,288 INFO L85 PathProgramCache]: Analyzing trace with hash -421619158, now seen corresponding path program 1 times [2022-03-01 16:55:13,288 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:13,289 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111174437] [2022-03-01 16:55:13,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:13,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:13,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:13,401 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:13,401 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:13,401 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111174437] [2022-03-01 16:55:13,402 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111174437] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:13,402 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:13,402 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:55:13,402 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765626196] [2022-03-01 16:55:13,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:13,402 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:55:13,402 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:13,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:55:13,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:55:13,403 INFO L87 Difference]: Start difference. First operand 3910 states and 7483 transitions. Second operand has 6 states, 5 states have (on average 33.4) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:13,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:13,647 INFO L93 Difference]: Finished difference Result 4070 states and 7798 transitions. [2022-03-01 16:55:13,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:55:13,648 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 33.4) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 212 [2022-03-01 16:55:13,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:13,656 INFO L225 Difference]: With dead ends: 4070 [2022-03-01 16:55:13,656 INFO L226 Difference]: Without dead ends: 4070 [2022-03-01 16:55:13,657 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 [2022-03-01 16:55:13,657 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 101 mSDsluCounter, 407 mSDsCounter, 0 mSdLazyCounter, 413 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 738 SdHoareTripleChecker+Invalid, 420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:13,657 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [101 Valid, 738 Invalid, 420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 413 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:55:13,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4070 states. [2022-03-01 16:55:13,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4070 to 4029. [2022-03-01 16:55:13,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4029 states, 4002 states have (on average 1.9282858570714643) internal successors, (7717), 4028 states have internal predecessors, (7717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:13,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 7717 transitions. [2022-03-01 16:55:13,704 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 7717 transitions. Word has length 212 [2022-03-01 16:55:13,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:13,704 INFO L470 AbstractCegarLoop]: Abstraction has 4029 states and 7717 transitions. [2022-03-01 16:55:13,704 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 33.4) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:13,704 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 7717 transitions. [2022-03-01 16:55:13,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-01 16:55:13,706 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:13,706 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:13,706 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-01 16:55:13,706 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:13,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:13,707 INFO L85 PathProgramCache]: Analyzing trace with hash -1048362835, now seen corresponding path program 1 times [2022-03-01 16:55:13,707 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:13,707 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25137125] [2022-03-01 16:55:13,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:13,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:14,076 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:14,076 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:14,076 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25137125] [2022-03-01 16:55:14,076 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25137125] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:14,076 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:14,076 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:55:14,076 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53468309] [2022-03-01 16:55:14,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:14,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:55:14,077 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:14,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:55:14,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:55:14,077 INFO L87 Difference]: Start difference. First operand 4029 states and 7717 transitions. Second operand has 18 states, 17 states have (on average 10.176470588235293) internal successors, (173), 18 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:15,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:15,359 INFO L93 Difference]: Finished difference Result 7172 states and 13871 transitions. [2022-03-01 16:55:15,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:55:15,359 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 10.176470588235293) internal successors, (173), 18 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-01 16:55:15,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:15,371 INFO L225 Difference]: With dead ends: 7172 [2022-03-01 16:55:15,371 INFO L226 Difference]: Without dead ends: 7172 [2022-03-01 16:55:15,372 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:55:15,372 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1649 mSDsluCounter, 1662 mSDsCounter, 0 mSdLazyCounter, 1661 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1649 SdHoareTripleChecker+Valid, 2040 SdHoareTripleChecker+Invalid, 1989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 1661 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:15,372 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1649 Valid, 2040 Invalid, 1989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 1661 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:55:15,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7172 states. [2022-03-01 16:55:15,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7172 to 4045. [2022-03-01 16:55:15,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4045 states, 4018 states have (on average 1.9285714285714286) internal successors, (7749), 4044 states have internal predecessors, (7749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:15,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4045 states to 4045 states and 7749 transitions. [2022-03-01 16:55:15,432 INFO L78 Accepts]: Start accepts. Automaton has 4045 states and 7749 transitions. Word has length 218 [2022-03-01 16:55:15,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:15,432 INFO L470 AbstractCegarLoop]: Abstraction has 4045 states and 7749 transitions. [2022-03-01 16:55:15,432 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 10.176470588235293) internal successors, (173), 18 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:15,432 INFO L276 IsEmpty]: Start isEmpty. Operand 4045 states and 7749 transitions. [2022-03-01 16:55:15,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-01 16:55:15,434 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:15,434 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:15,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-01 16:55:15,435 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:15,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:15,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1376089387, now seen corresponding path program 2 times [2022-03-01 16:55:15,435 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:15,435 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961536213] [2022-03-01 16:55:15,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:15,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:15,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:15,797 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:15,797 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:15,797 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961536213] [2022-03-01 16:55:15,797 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961536213] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:15,797 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:15,797 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 16:55:15,797 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882523253] [2022-03-01 16:55:15,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:15,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 16:55:15,797 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:15,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 16:55:15,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2022-03-01 16:55:15,798 INFO L87 Difference]: Start difference. First operand 4045 states and 7749 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:17,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:17,235 INFO L93 Difference]: Finished difference Result 7246 states and 14018 transitions. [2022-03-01 16:55:17,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:55:17,235 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-01 16:55:17,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:17,247 INFO L225 Difference]: With dead ends: 7246 [2022-03-01 16:55:17,247 INFO L226 Difference]: Without dead ends: 7246 [2022-03-01 16:55:17,248 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=230, Invalid=526, Unknown=0, NotChecked=0, Total=756 [2022-03-01 16:55:17,248 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1570 mSDsluCounter, 1743 mSDsCounter, 0 mSdLazyCounter, 2003 mSolverCounterSat, 316 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1570 SdHoareTripleChecker+Valid, 2120 SdHoareTripleChecker+Invalid, 2319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 316 IncrementalHoareTripleChecker+Valid, 2003 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:17,248 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1570 Valid, 2120 Invalid, 2319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [316 Valid, 2003 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:55:17,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7246 states. [2022-03-01 16:55:17,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7246 to 4046. [2022-03-01 16:55:17,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4046 states, 4019 states have (on average 1.9285892012938541) internal successors, (7751), 4045 states have internal predecessors, (7751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:17,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4046 states to 4046 states and 7751 transitions. [2022-03-01 16:55:17,305 INFO L78 Accepts]: Start accepts. Automaton has 4046 states and 7751 transitions. Word has length 218 [2022-03-01 16:55:17,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:17,306 INFO L470 AbstractCegarLoop]: Abstraction has 4046 states and 7751 transitions. [2022-03-01 16:55:17,306 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:17,306 INFO L276 IsEmpty]: Start isEmpty. Operand 4046 states and 7751 transitions. [2022-03-01 16:55:17,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-01 16:55:17,308 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:17,308 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:17,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-01 16:55:17,308 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:17,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:17,308 INFO L85 PathProgramCache]: Analyzing trace with hash -1214805707, now seen corresponding path program 3 times [2022-03-01 16:55:17,309 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:17,309 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520085349] [2022-03-01 16:55:17,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:17,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:17,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:17,673 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:17,673 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:17,673 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520085349] [2022-03-01 16:55:17,673 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520085349] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:17,673 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:17,673 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-01 16:55:17,673 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017999924] [2022-03-01 16:55:17,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:17,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-01 16:55:17,674 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:17,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-01 16:55:17,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2022-03-01 16:55:17,674 INFO L87 Difference]: Start difference. First operand 4046 states and 7751 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:19,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:19,055 INFO L93 Difference]: Finished difference Result 7278 states and 14083 transitions. [2022-03-01 16:55:19,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:55:19,055 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-01 16:55:19,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:19,067 INFO L225 Difference]: With dead ends: 7278 [2022-03-01 16:55:19,067 INFO L226 Difference]: Without dead ends: 7278 [2022-03-01 16:55:19,067 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=750, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:55:19,068 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1761 mSDsluCounter, 1543 mSDsCounter, 0 mSdLazyCounter, 1912 mSolverCounterSat, 426 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1761 SdHoareTripleChecker+Valid, 1892 SdHoareTripleChecker+Invalid, 2338 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 426 IncrementalHoareTripleChecker+Valid, 1912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:19,068 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1761 Valid, 1892 Invalid, 2338 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [426 Valid, 1912 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:55:19,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7278 states. [2022-03-01 16:55:19,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7278 to 4065. [2022-03-01 16:55:19,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4065 states, 4038 states have (on average 1.929172857850421) internal successors, (7790), 4064 states have internal predecessors, (7790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:19,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 4065 states and 7790 transitions. [2022-03-01 16:55:19,129 INFO L78 Accepts]: Start accepts. Automaton has 4065 states and 7790 transitions. Word has length 218 [2022-03-01 16:55:19,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:19,129 INFO L470 AbstractCegarLoop]: Abstraction has 4065 states and 7790 transitions. [2022-03-01 16:55:19,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:19,130 INFO L276 IsEmpty]: Start isEmpty. Operand 4065 states and 7790 transitions. [2022-03-01 16:55:19,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-01 16:55:19,132 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:19,132 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:19,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-01 16:55:19,132 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:19,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:19,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1878851341, now seen corresponding path program 4 times [2022-03-01 16:55:19,132 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:19,132 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155978772] [2022-03-01 16:55:19,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:19,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:19,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:19,664 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:19,664 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:19,664 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155978772] [2022-03-01 16:55:19,665 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155978772] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:19,665 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:19,665 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 16:55:19,665 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098730986] [2022-03-01 16:55:19,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:19,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 16:55:19,666 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:19,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 16:55:19,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2022-03-01 16:55:19,667 INFO L87 Difference]: Start difference. First operand 4065 states and 7790 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:20,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:20,897 INFO L93 Difference]: Finished difference Result 7302 states and 14130 transitions. [2022-03-01 16:55:20,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:55:20,897 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-01 16:55:20,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:20,913 INFO L225 Difference]: With dead ends: 7302 [2022-03-01 16:55:20,914 INFO L226 Difference]: Without dead ends: 7302 [2022-03-01 16:55:20,914 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=223, Invalid=533, Unknown=0, NotChecked=0, Total=756 [2022-03-01 16:55:20,915 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1149 mSDsluCounter, 1321 mSDsCounter, 0 mSdLazyCounter, 1420 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1149 SdHoareTripleChecker+Valid, 1660 SdHoareTripleChecker+Invalid, 1703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 1420 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:20,915 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1149 Valid, 1660 Invalid, 1703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 1420 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:55:20,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7302 states. [2022-03-01 16:55:20,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7302 to 4067. [2022-03-01 16:55:20,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4067 states, 4040 states have (on average 1.9292079207920791) internal successors, (7794), 4066 states have internal predecessors, (7794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:20,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4067 states to 4067 states and 7794 transitions. [2022-03-01 16:55:20,974 INFO L78 Accepts]: Start accepts. Automaton has 4067 states and 7794 transitions. Word has length 218 [2022-03-01 16:55:20,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:20,975 INFO L470 AbstractCegarLoop]: Abstraction has 4067 states and 7794 transitions. [2022-03-01 16:55:20,975 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:20,975 INFO L276 IsEmpty]: Start isEmpty. Operand 4067 states and 7794 transitions. [2022-03-01 16:55:20,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-01 16:55:20,977 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:20,977 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:20,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-01 16:55:20,977 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:20,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:20,977 INFO L85 PathProgramCache]: Analyzing trace with hash -712043753, now seen corresponding path program 5 times [2022-03-01 16:55:20,977 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:20,978 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282999654] [2022-03-01 16:55:20,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:20,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:21,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:21,496 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:21,496 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:21,496 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282999654] [2022-03-01 16:55:21,496 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282999654] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:21,496 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:21,496 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 16:55:21,496 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224779693] [2022-03-01 16:55:21,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:21,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 16:55:21,497 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:21,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 16:55:21,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2022-03-01 16:55:21,497 INFO L87 Difference]: Start difference. First operand 4067 states and 7794 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:23,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:23,063 INFO L93 Difference]: Finished difference Result 7407 states and 14340 transitions. [2022-03-01 16:55:23,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:55:23,064 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-01 16:55:23,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:23,075 INFO L225 Difference]: With dead ends: 7407 [2022-03-01 16:55:23,075 INFO L226 Difference]: Without dead ends: 7407 [2022-03-01 16:55:23,076 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=252, Invalid=618, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:55:23,076 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1177 mSDsluCounter, 1728 mSDsCounter, 0 mSdLazyCounter, 1981 mSolverCounterSat, 323 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1177 SdHoareTripleChecker+Valid, 2083 SdHoareTripleChecker+Invalid, 2304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 323 IncrementalHoareTripleChecker+Valid, 1981 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:23,076 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1177 Valid, 2083 Invalid, 2304 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [323 Valid, 1981 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:55:23,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7407 states. [2022-03-01 16:55:23,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7407 to 4066. [2022-03-01 16:55:23,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4066 states, 4039 states have (on average 1.9291903936617976) internal successors, (7792), 4065 states have internal predecessors, (7792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:23,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4066 states to 4066 states and 7792 transitions. [2022-03-01 16:55:23,172 INFO L78 Accepts]: Start accepts. Automaton has 4066 states and 7792 transitions. Word has length 218 [2022-03-01 16:55:23,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:23,172 INFO L470 AbstractCegarLoop]: Abstraction has 4066 states and 7792 transitions. [2022-03-01 16:55:23,172 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:23,172 INFO L276 IsEmpty]: Start isEmpty. Operand 4066 states and 7792 transitions. [2022-03-01 16:55:23,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-01 16:55:23,174 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:23,174 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:23,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-01 16:55:23,176 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:23,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:23,177 INFO L85 PathProgramCache]: Analyzing trace with hash 279642541, now seen corresponding path program 6 times [2022-03-01 16:55:23,177 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:23,177 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891254980] [2022-03-01 16:55:23,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:23,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:23,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:23,529 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:23,529 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:23,529 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891254980] [2022-03-01 16:55:23,529 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1891254980] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:23,529 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:23,529 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-01 16:55:23,529 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069687958] [2022-03-01 16:55:23,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:23,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-01 16:55:23,530 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:23,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-01 16:55:23,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2022-03-01 16:55:23,530 INFO L87 Difference]: Start difference. First operand 4066 states and 7792 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:24,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:24,973 INFO L93 Difference]: Finished difference Result 7379 states and 14285 transitions. [2022-03-01 16:55:24,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:55:24,974 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-01 16:55:24,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:24,984 INFO L225 Difference]: With dead ends: 7379 [2022-03-01 16:55:24,984 INFO L226 Difference]: Without dead ends: 7379 [2022-03-01 16:55:24,984 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=283, Invalid=709, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:55:24,986 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1631 mSDsluCounter, 1646 mSDsCounter, 0 mSdLazyCounter, 1866 mSolverCounterSat, 452 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1631 SdHoareTripleChecker+Valid, 1999 SdHoareTripleChecker+Invalid, 2318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 452 IncrementalHoareTripleChecker+Valid, 1866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:24,986 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1631 Valid, 1999 Invalid, 2318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [452 Valid, 1866 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:55:24,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7379 states. [2022-03-01 16:55:25,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7379 to 4085. [2022-03-01 16:55:25,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4085 states, 4058 states have (on average 1.9297683587974372) internal successors, (7831), 4084 states have internal predecessors, (7831), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:25,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4085 states to 4085 states and 7831 transitions. [2022-03-01 16:55:25,089 INFO L78 Accepts]: Start accepts. Automaton has 4085 states and 7831 transitions. Word has length 218 [2022-03-01 16:55:25,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:25,089 INFO L470 AbstractCegarLoop]: Abstraction has 4085 states and 7831 transitions. [2022-03-01 16:55:25,090 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:25,090 INFO L276 IsEmpty]: Start isEmpty. Operand 4085 states and 7831 transitions. [2022-03-01 16:55:25,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-01 16:55:25,092 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:25,092 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:25,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-01 16:55:25,092 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:25,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:25,093 INFO L85 PathProgramCache]: Analyzing trace with hash -962613427, now seen corresponding path program 7 times [2022-03-01 16:55:25,093 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:25,093 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695194722] [2022-03-01 16:55:25,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:25,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:25,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:25,439 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:25,440 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:25,440 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695194722] [2022-03-01 16:55:25,440 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695194722] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:25,440 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:25,440 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-01 16:55:25,440 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732904050] [2022-03-01 16:55:25,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:25,440 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-01 16:55:25,440 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:25,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-01 16:55:25,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2022-03-01 16:55:25,441 INFO L87 Difference]: Start difference. First operand 4085 states and 7831 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:26,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:26,453 INFO L93 Difference]: Finished difference Result 7355 states and 14236 transitions. [2022-03-01 16:55:26,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:55:26,454 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-01 16:55:26,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:26,463 INFO L225 Difference]: With dead ends: 7355 [2022-03-01 16:55:26,463 INFO L226 Difference]: Without dead ends: 7355 [2022-03-01 16:55:26,464 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=227, Invalid=585, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:55:26,464 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1205 mSDsluCounter, 1394 mSDsCounter, 0 mSdLazyCounter, 1480 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1205 SdHoareTripleChecker+Valid, 1695 SdHoareTripleChecker+Invalid, 1738 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:26,464 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1205 Valid, 1695 Invalid, 1738 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1480 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:55:26,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7355 states. [2022-03-01 16:55:26,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7355 to 4088. [2022-03-01 16:55:26,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4088 states, 4061 states have (on average 1.929820241319872) internal successors, (7837), 4087 states have internal predecessors, (7837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:26,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 4088 states and 7837 transitions. [2022-03-01 16:55:26,517 INFO L78 Accepts]: Start accepts. Automaton has 4088 states and 7837 transitions. Word has length 218 [2022-03-01 16:55:26,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:26,518 INFO L470 AbstractCegarLoop]: Abstraction has 4088 states and 7837 transitions. [2022-03-01 16:55:26,518 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:26,518 INFO L276 IsEmpty]: Start isEmpty. Operand 4088 states and 7837 transitions. [2022-03-01 16:55:26,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-01 16:55:26,519 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:26,519 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:26,519 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-01 16:55:26,520 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:26,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:26,520 INFO L85 PathProgramCache]: Analyzing trace with hash 741458775, now seen corresponding path program 8 times [2022-03-01 16:55:26,520 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:26,520 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276574880] [2022-03-01 16:55:26,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:26,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:26,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:26,835 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:26,835 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:26,835 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276574880] [2022-03-01 16:55:26,835 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276574880] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:26,835 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:26,835 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-01 16:55:26,836 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296004578] [2022-03-01 16:55:26,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:26,836 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-01 16:55:26,836 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:26,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-01 16:55:26,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2022-03-01 16:55:26,836 INFO L87 Difference]: Start difference. First operand 4088 states and 7837 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:28,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:28,252 INFO L93 Difference]: Finished difference Result 7460 states and 14446 transitions. [2022-03-01 16:55:28,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:55:28,253 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-01 16:55:28,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:28,262 INFO L225 Difference]: With dead ends: 7460 [2022-03-01 16:55:28,262 INFO L226 Difference]: Without dead ends: 7460 [2022-03-01 16:55:28,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:55:28,263 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1578 mSDsluCounter, 1617 mSDsCounter, 0 mSdLazyCounter, 1959 mSolverCounterSat, 385 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1578 SdHoareTripleChecker+Valid, 1908 SdHoareTripleChecker+Invalid, 2344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 385 IncrementalHoareTripleChecker+Valid, 1959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:28,264 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1578 Valid, 1908 Invalid, 2344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [385 Valid, 1959 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:55:28,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7460 states. [2022-03-01 16:55:28,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7460 to 4087. [2022-03-01 16:55:28,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4087 states, 4060 states have (on average 1.9298029556650247) internal successors, (7835), 4086 states have internal predecessors, (7835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:28,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4087 states to 4087 states and 7835 transitions. [2022-03-01 16:55:28,323 INFO L78 Accepts]: Start accepts. Automaton has 4087 states and 7835 transitions. Word has length 218 [2022-03-01 16:55:28,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:28,323 INFO L470 AbstractCegarLoop]: Abstraction has 4087 states and 7835 transitions. [2022-03-01 16:55:28,323 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:28,323 INFO L276 IsEmpty]: Start isEmpty. Operand 4087 states and 7835 transitions. [2022-03-01 16:55:28,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-01 16:55:28,326 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:28,326 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:28,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-01 16:55:28,327 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:28,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:28,327 INFO L85 PathProgramCache]: Analyzing trace with hash 1733145069, now seen corresponding path program 9 times [2022-03-01 16:55:28,327 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:28,327 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329435790] [2022-03-01 16:55:28,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:28,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:28,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:28,605 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:28,605 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:28,605 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329435790] [2022-03-01 16:55:28,605 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329435790] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:28,605 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:28,605 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-01 16:55:28,606 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116881414] [2022-03-01 16:55:28,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:28,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-01 16:55:28,606 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:28,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-01 16:55:28,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2022-03-01 16:55:28,607 INFO L87 Difference]: Start difference. First operand 4087 states and 7835 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:30,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:30,239 INFO L93 Difference]: Finished difference Result 7557 states and 14640 transitions. [2022-03-01 16:55:30,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:55:30,240 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-01 16:55:30,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:30,251 INFO L225 Difference]: With dead ends: 7557 [2022-03-01 16:55:30,252 INFO L226 Difference]: Without dead ends: 7557 [2022-03-01 16:55:30,252 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=304, Invalid=818, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:55:30,252 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1160 mSDsluCounter, 1630 mSDsCounter, 0 mSdLazyCounter, 1979 mSolverCounterSat, 349 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1160 SdHoareTripleChecker+Valid, 1937 SdHoareTripleChecker+Invalid, 2328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 349 IncrementalHoareTripleChecker+Valid, 1979 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:30,253 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1160 Valid, 1937 Invalid, 2328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [349 Valid, 1979 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:55:30,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7557 states. [2022-03-01 16:55:30,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7557 to 4086. [2022-03-01 16:55:30,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4086 states, 4059 states have (on average 1.9297856614929785) internal successors, (7833), 4085 states have internal predecessors, (7833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:30,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4086 states to 4086 states and 7833 transitions. [2022-03-01 16:55:30,324 INFO L78 Accepts]: Start accepts. Automaton has 4086 states and 7833 transitions. Word has length 218 [2022-03-01 16:55:30,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:30,324 INFO L470 AbstractCegarLoop]: Abstraction has 4086 states and 7833 transitions. [2022-03-01 16:55:30,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:30,324 INFO L276 IsEmpty]: Start isEmpty. Operand 4086 states and 7833 transitions. [2022-03-01 16:55:30,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-01 16:55:30,326 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:30,326 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:30,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-01 16:55:30,326 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:30,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:30,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1106016459, now seen corresponding path program 10 times [2022-03-01 16:55:30,326 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:30,326 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148390217] [2022-03-01 16:55:30,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:30,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:30,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:30,597 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:30,597 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:30,597 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148390217] [2022-03-01 16:55:30,597 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148390217] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:30,597 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:30,597 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-01 16:55:30,598 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874699446] [2022-03-01 16:55:30,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:30,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-01 16:55:30,599 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:30,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-01 16:55:30,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2022-03-01 16:55:30,600 INFO L87 Difference]: Start difference. First operand 4086 states and 7833 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:32,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:32,149 INFO L93 Difference]: Finished difference Result 7480 states and 14487 transitions. [2022-03-01 16:55:32,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:55:32,150 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-01 16:55:32,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:32,158 INFO L225 Difference]: With dead ends: 7480 [2022-03-01 16:55:32,158 INFO L226 Difference]: Without dead ends: 7480 [2022-03-01 16:55:32,161 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=293, Invalid=763, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:55:32,167 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1330 mSDsluCounter, 1555 mSDsCounter, 0 mSdLazyCounter, 1817 mSolverCounterSat, 348 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1330 SdHoareTripleChecker+Valid, 1885 SdHoareTripleChecker+Invalid, 2165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 348 IncrementalHoareTripleChecker+Valid, 1817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:32,167 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1330 Valid, 1885 Invalid, 2165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [348 Valid, 1817 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:55:32,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7480 states. [2022-03-01 16:55:32,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7480 to 4105. [2022-03-01 16:55:32,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4105 states, 4078 states have (on average 1.9303580186365865) internal successors, (7872), 4104 states have internal predecessors, (7872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:32,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4105 states to 4105 states and 7872 transitions. [2022-03-01 16:55:32,256 INFO L78 Accepts]: Start accepts. Automaton has 4105 states and 7872 transitions. Word has length 218 [2022-03-01 16:55:32,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:32,257 INFO L470 AbstractCegarLoop]: Abstraction has 4105 states and 7872 transitions. [2022-03-01 16:55:32,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:32,257 INFO L276 IsEmpty]: Start isEmpty. Operand 4105 states and 7872 transitions. [2022-03-01 16:55:32,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-01 16:55:32,259 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:32,260 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:32,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-01 16:55:32,260 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:32,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:32,260 INFO L85 PathProgramCache]: Analyzing trace with hash 1900402349, now seen corresponding path program 11 times [2022-03-01 16:55:32,260 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:32,260 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18437390] [2022-03-01 16:55:32,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:32,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:32,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:32,643 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:32,644 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:32,644 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18437390] [2022-03-01 16:55:32,644 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18437390] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:32,644 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:32,644 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 16:55:32,644 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456838900] [2022-03-01 16:55:32,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:32,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 16:55:32,644 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:32,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 16:55:32,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2022-03-01 16:55:32,645 INFO L87 Difference]: Start difference. First operand 4105 states and 7872 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:33,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:33,561 INFO L93 Difference]: Finished difference Result 4773 states and 9166 transitions. [2022-03-01 16:55:33,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:55:33,562 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-01 16:55:33,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:33,569 INFO L225 Difference]: With dead ends: 4773 [2022-03-01 16:55:33,569 INFO L226 Difference]: Without dead ends: 4773 [2022-03-01 16:55:33,569 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 248 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=304, Invalid=818, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:55:33,570 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 980 mSDsluCounter, 1319 mSDsCounter, 0 mSdLazyCounter, 1544 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 980 SdHoareTripleChecker+Valid, 1630 SdHoareTripleChecker+Invalid, 1813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 1544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:33,570 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [980 Valid, 1630 Invalid, 1813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 1544 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:55:33,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4773 states. [2022-03-01 16:55:33,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4773 to 4061. [2022-03-01 16:55:33,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4061 states, 4034 states have (on average 1.928854734754586) internal successors, (7781), 4060 states have internal predecessors, (7781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:33,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4061 states to 4061 states and 7781 transitions. [2022-03-01 16:55:33,637 INFO L78 Accepts]: Start accepts. Automaton has 4061 states and 7781 transitions. Word has length 218 [2022-03-01 16:55:33,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:33,637 INFO L470 AbstractCegarLoop]: Abstraction has 4061 states and 7781 transitions. [2022-03-01 16:55:33,637 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:33,637 INFO L276 IsEmpty]: Start isEmpty. Operand 4061 states and 7781 transitions. [2022-03-01 16:55:33,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-01 16:55:33,652 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:33,652 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:33,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-01 16:55:33,652 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:33,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:33,652 INFO L85 PathProgramCache]: Analyzing trace with hash 989043096, now seen corresponding path program 1 times [2022-03-01 16:55:33,653 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:33,653 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207153067] [2022-03-01 16:55:33,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:33,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:33,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:33,955 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:33,955 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:33,955 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207153067] [2022-03-01 16:55:33,955 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207153067] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:33,955 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:33,955 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-01 16:55:33,956 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535698118] [2022-03-01 16:55:33,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:33,956 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-01 16:55:33,956 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:33,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-01 16:55:33,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2022-03-01 16:55:33,957 INFO L87 Difference]: Start difference. First operand 4061 states and 7781 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:34,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:34,542 INFO L93 Difference]: Finished difference Result 4082 states and 7822 transitions. [2022-03-01 16:55:34,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:55:34,543 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-01 16:55:34,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:34,548 INFO L225 Difference]: With dead ends: 4082 [2022-03-01 16:55:34,548 INFO L226 Difference]: Without dead ends: 4082 [2022-03-01 16:55:34,549 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 192 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=239, Invalid=691, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:55:34,549 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1283 mSDsluCounter, 1054 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1283 SdHoareTripleChecker+Valid, 1366 SdHoareTripleChecker+Invalid, 904 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:34,549 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1283 Valid, 1366 Invalid, 904 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-01 16:55:34,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4082 states. [2022-03-01 16:55:34,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4082 to 4011. [2022-03-01 16:55:34,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4011 states, 3985 states have (on average 1.927478042659975) internal successors, (7681), 4010 states have internal predecessors, (7681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:34,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7681 transitions. [2022-03-01 16:55:34,600 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7681 transitions. Word has length 218 [2022-03-01 16:55:34,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:34,601 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7681 transitions. [2022-03-01 16:55:34,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:34,601 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7681 transitions. [2022-03-01 16:55:34,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-01 16:55:34,603 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:34,603 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:34,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-01 16:55:34,603 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:34,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:34,603 INFO L85 PathProgramCache]: Analyzing trace with hash -699103487, now seen corresponding path program 12 times [2022-03-01 16:55:34,604 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:34,604 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326669577] [2022-03-01 16:55:34,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:34,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:34,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:34,904 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:34,904 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:34,904 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326669577] [2022-03-01 16:55:34,904 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326669577] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:34,904 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:34,904 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-01 16:55:34,905 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473451573] [2022-03-01 16:55:34,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:34,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-01 16:55:34,905 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:34,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-01 16:55:34,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2022-03-01 16:55:34,906 INFO L87 Difference]: Start difference. First operand 4011 states and 7681 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:35,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:35,954 INFO L93 Difference]: Finished difference Result 7130 states and 13788 transitions. [2022-03-01 16:55:35,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:55:35,954 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-01 16:55:35,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:35,965 INFO L225 Difference]: With dead ends: 7130 [2022-03-01 16:55:35,966 INFO L226 Difference]: Without dead ends: 7130 [2022-03-01 16:55:35,966 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=255, Invalid=675, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:55:35,966 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 1582 mSDsluCounter, 1009 mSDsCounter, 0 mSdLazyCounter, 1111 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1582 SdHoareTripleChecker+Valid, 1251 SdHoareTripleChecker+Invalid, 1348 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:35,967 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1582 Valid, 1251 Invalid, 1348 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1111 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:55:35,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7130 states. [2022-03-01 16:55:36,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7130 to 4010. [2022-03-01 16:55:36,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4010 states, 3984 states have (on average 1.9274598393574298) internal successors, (7679), 4009 states have internal predecessors, (7679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:36,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 4010 states and 7679 transitions. [2022-03-01 16:55:36,083 INFO L78 Accepts]: Start accepts. Automaton has 4010 states and 7679 transitions. Word has length 218 [2022-03-01 16:55:36,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:36,084 INFO L470 AbstractCegarLoop]: Abstraction has 4010 states and 7679 transitions. [2022-03-01 16:55:36,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:36,084 INFO L276 IsEmpty]: Start isEmpty. Operand 4010 states and 7679 transitions. [2022-03-01 16:55:36,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-01 16:55:36,086 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:36,087 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:36,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-01 16:55:36,087 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:36,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:36,088 INFO L85 PathProgramCache]: Analyzing trace with hash 1004968715, now seen corresponding path program 13 times [2022-03-01 16:55:36,088 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:36,088 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820495736] [2022-03-01 16:55:36,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:36,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:36,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:36,411 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:36,411 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:36,411 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820495736] [2022-03-01 16:55:36,411 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820495736] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:36,411 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:36,411 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-01 16:55:36,411 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404569669] [2022-03-01 16:55:36,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:36,412 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-01 16:55:36,412 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:36,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-01 16:55:36,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2022-03-01 16:55:36,412 INFO L87 Difference]: Start difference. First operand 4010 states and 7679 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:37,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:37,601 INFO L93 Difference]: Finished difference Result 7220 states and 13968 transitions. [2022-03-01 16:55:37,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:55:37,601 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-01 16:55:37,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:37,612 INFO L225 Difference]: With dead ends: 7220 [2022-03-01 16:55:37,613 INFO L226 Difference]: Without dead ends: 7220 [2022-03-01 16:55:37,613 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=282, Invalid=774, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:55:37,613 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 1401 mSDsluCounter, 1095 mSDsCounter, 0 mSdLazyCounter, 1251 mSolverCounterSat, 299 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1401 SdHoareTripleChecker+Valid, 1354 SdHoareTripleChecker+Invalid, 1550 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 299 IncrementalHoareTripleChecker+Valid, 1251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:37,614 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1401 Valid, 1354 Invalid, 1550 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 1251 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:55:37,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7220 states. [2022-03-01 16:55:37,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7220 to 4009. [2022-03-01 16:55:37,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4009 states, 3983 states have (on average 1.9274416269143861) internal successors, (7677), 4008 states have internal predecessors, (7677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:37,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 4009 states and 7677 transitions. [2022-03-01 16:55:37,680 INFO L78 Accepts]: Start accepts. Automaton has 4009 states and 7677 transitions. Word has length 218 [2022-03-01 16:55:37,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:37,680 INFO L470 AbstractCegarLoop]: Abstraction has 4009 states and 7677 transitions. [2022-03-01 16:55:37,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:37,681 INFO L276 IsEmpty]: Start isEmpty. Operand 4009 states and 7677 transitions. [2022-03-01 16:55:37,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-01 16:55:37,682 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:37,682 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:37,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-01 16:55:37,683 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:37,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:37,683 INFO L85 PathProgramCache]: Analyzing trace with hash 1996655009, now seen corresponding path program 14 times [2022-03-01 16:55:37,683 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:37,683 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338983237] [2022-03-01 16:55:37,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:37,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:37,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:37,972 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:37,972 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:37,972 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338983237] [2022-03-01 16:55:37,972 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338983237] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:37,973 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:37,973 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-01 16:55:37,973 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743652829] [2022-03-01 16:55:37,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:37,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-01 16:55:37,973 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:37,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-01 16:55:37,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2022-03-01 16:55:37,974 INFO L87 Difference]: Start difference. First operand 4009 states and 7677 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:39,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:39,225 INFO L93 Difference]: Finished difference Result 7304 states and 14136 transitions. [2022-03-01 16:55:39,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:55:39,225 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-01 16:55:39,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:39,236 INFO L225 Difference]: With dead ends: 7304 [2022-03-01 16:55:39,236 INFO L226 Difference]: Without dead ends: 7304 [2022-03-01 16:55:39,236 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=295, Invalid=827, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:55:39,237 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 1384 mSDsluCounter, 1106 mSDsCounter, 0 mSdLazyCounter, 1274 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1384 SdHoareTripleChecker+Valid, 1378 SdHoareTripleChecker+Invalid, 1599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 1274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:39,237 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1384 Valid, 1378 Invalid, 1599 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 1274 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:55:39,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7304 states. [2022-03-01 16:55:39,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7304 to 4008. [2022-03-01 16:55:39,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4008 states, 3982 states have (on average 1.9274234053239578) internal successors, (7675), 4007 states have internal predecessors, (7675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:39,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 4008 states and 7675 transitions. [2022-03-01 16:55:39,304 INFO L78 Accepts]: Start accepts. Automaton has 4008 states and 7675 transitions. Word has length 218 [2022-03-01 16:55:39,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:39,304 INFO L470 AbstractCegarLoop]: Abstraction has 4008 states and 7675 transitions. [2022-03-01 16:55:39,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:39,304 INFO L276 IsEmpty]: Start isEmpty. Operand 4008 states and 7675 transitions. [2022-03-01 16:55:39,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-01 16:55:39,306 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:39,306 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:39,306 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-01 16:55:39,306 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:39,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:39,306 INFO L85 PathProgramCache]: Analyzing trace with hash -842506519, now seen corresponding path program 15 times [2022-03-01 16:55:39,306 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:39,307 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826967646] [2022-03-01 16:55:39,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:39,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:39,779 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:39,779 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:39,779 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826967646] [2022-03-01 16:55:39,780 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826967646] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:39,780 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:39,780 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 16:55:39,780 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215574436] [2022-03-01 16:55:39,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:39,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 16:55:39,780 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:39,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 16:55:39,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2022-03-01 16:55:39,781 INFO L87 Difference]: Start difference. First operand 4008 states and 7675 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:41,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:41,021 INFO L93 Difference]: Finished difference Result 7173 states and 13874 transitions. [2022-03-01 16:55:41,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:55:41,021 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-01 16:55:41,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:41,033 INFO L225 Difference]: With dead ends: 7173 [2022-03-01 16:55:41,034 INFO L226 Difference]: Without dead ends: 7173 [2022-03-01 16:55:41,034 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=265, Invalid=727, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:55:41,034 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 918 mSDsluCounter, 1367 mSDsCounter, 0 mSdLazyCounter, 1522 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 918 SdHoareTripleChecker+Valid, 1681 SdHoareTripleChecker+Invalid, 1793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 1522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:41,035 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [918 Valid, 1681 Invalid, 1793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 1522 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:55:41,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7173 states. [2022-03-01 16:55:41,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7173 to 3786. [2022-03-01 16:55:41,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3786 states, 3763 states have (on average 1.9216051023119851) internal successors, (7231), 3785 states have internal predecessors, (7231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:41,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3786 states to 3786 states and 7231 transitions. [2022-03-01 16:55:41,106 INFO L78 Accepts]: Start accepts. Automaton has 3786 states and 7231 transitions. Word has length 218 [2022-03-01 16:55:41,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:41,106 INFO L470 AbstractCegarLoop]: Abstraction has 3786 states and 7231 transitions. [2022-03-01 16:55:41,107 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:41,107 INFO L276 IsEmpty]: Start isEmpty. Operand 3786 states and 7231 transitions. [2022-03-01 16:55:41,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-03-01 16:55:41,108 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:41,108 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:41,109 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-01 16:55:41,109 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:41,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:41,109 INFO L85 PathProgramCache]: Analyzing trace with hash -45185233, now seen corresponding path program 1 times [2022-03-01 16:55:41,109 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:41,109 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361505192] [2022-03-01 16:55:41,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:41,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:41,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:41,197 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:41,198 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:41,198 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361505192] [2022-03-01 16:55:41,198 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361505192] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:41,198 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:41,198 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:55:41,198 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311536566] [2022-03-01 16:55:41,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:41,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:55:41,198 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:41,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:55:41,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:55:41,199 INFO L87 Difference]: Start difference. First operand 3786 states and 7231 transitions. Second operand has 6 states, 5 states have (on average 35.0) internal successors, (175), 6 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:41,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:41,442 INFO L93 Difference]: Finished difference Result 3939 states and 7532 transitions. [2022-03-01 16:55:41,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:55:41,443 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 35.0) internal successors, (175), 6 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 220 [2022-03-01 16:55:41,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:41,448 INFO L225 Difference]: With dead ends: 3939 [2022-03-01 16:55:41,448 INFO L226 Difference]: Without dead ends: 3939 [2022-03-01 16:55:41,449 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 [2022-03-01 16:55:41,449 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 98 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 403 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 722 SdHoareTripleChecker+Invalid, 409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:41,449 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [98 Valid, 722 Invalid, 409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 403 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:55:41,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3939 states. [2022-03-01 16:55:41,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3939 to 3902. [2022-03-01 16:55:41,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3902 states, 3879 states have (on average 1.922918277906677) internal successors, (7459), 3901 states have internal predecessors, (7459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:41,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 3902 states and 7459 transitions. [2022-03-01 16:55:41,529 INFO L78 Accepts]: Start accepts. Automaton has 3902 states and 7459 transitions. Word has length 220 [2022-03-01 16:55:41,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:41,529 INFO L470 AbstractCegarLoop]: Abstraction has 3902 states and 7459 transitions. [2022-03-01 16:55:41,529 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 35.0) internal successors, (175), 6 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:41,529 INFO L276 IsEmpty]: Start isEmpty. Operand 3902 states and 7459 transitions. [2022-03-01 16:55:41,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:55:41,531 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:41,531 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:41,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-01 16:55:41,531 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:41,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:41,532 INFO L85 PathProgramCache]: Analyzing trace with hash 2055599845, now seen corresponding path program 1 times [2022-03-01 16:55:41,532 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:41,532 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164027955] [2022-03-01 16:55:41,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:41,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:42,227 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:42,227 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:42,228 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164027955] [2022-03-01 16:55:42,228 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164027955] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:42,228 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:42,228 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:55:42,228 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945142648] [2022-03-01 16:55:42,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:42,228 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:55:42,228 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:42,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:55:42,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:55:42,229 INFO L87 Difference]: Start difference. First operand 3902 states and 7459 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:44,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:44,290 INFO L93 Difference]: Finished difference Result 6585 states and 12746 transitions. [2022-03-01 16:55:44,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-01 16:55:44,290 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:55:44,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:44,300 INFO L225 Difference]: With dead ends: 6585 [2022-03-01 16:55:44,300 INFO L226 Difference]: Without dead ends: 6585 [2022-03-01 16:55:44,301 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 627 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=593, Invalid=2947, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:55:44,302 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 2143 mSDsluCounter, 2300 mSDsCounter, 0 mSdLazyCounter, 2340 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2143 SdHoareTripleChecker+Valid, 2534 SdHoareTripleChecker+Invalid, 2450 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 2340 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:44,302 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2143 Valid, 2534 Invalid, 2450 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 2340 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:55:44,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6585 states. [2022-03-01 16:55:44,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6585 to 4001. [2022-03-01 16:55:44,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4001 states, 3978 states have (on average 1.925590749120161) internal successors, (7660), 4000 states have internal predecessors, (7660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:44,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 4001 states and 7660 transitions. [2022-03-01 16:55:44,416 INFO L78 Accepts]: Start accepts. Automaton has 4001 states and 7660 transitions. Word has length 224 [2022-03-01 16:55:44,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:44,417 INFO L470 AbstractCegarLoop]: Abstraction has 4001 states and 7660 transitions. [2022-03-01 16:55:44,417 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:44,417 INFO L276 IsEmpty]: Start isEmpty. Operand 4001 states and 7660 transitions. [2022-03-01 16:55:44,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:55:44,419 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:44,419 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:44,419 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-01 16:55:44,419 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:44,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:44,420 INFO L85 PathProgramCache]: Analyzing trace with hash 75717320, now seen corresponding path program 1 times [2022-03-01 16:55:44,420 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:44,420 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697600584] [2022-03-01 16:55:44,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:44,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:44,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:45,361 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:45,361 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:45,361 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697600584] [2022-03-01 16:55:45,362 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697600584] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:45,362 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:45,362 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:55:45,362 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054478436] [2022-03-01 16:55:45,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:45,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:55:45,363 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:45,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:55:45,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=714, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:55:45,364 INFO L87 Difference]: Start difference. First operand 4001 states and 7660 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:48,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:48,945 INFO L93 Difference]: Finished difference Result 6824 states and 13224 transitions. [2022-03-01 16:55:48,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 16:55:48,945 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:55:48,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:48,956 INFO L225 Difference]: With dead ends: 6824 [2022-03-01 16:55:48,956 INFO L226 Difference]: Without dead ends: 6824 [2022-03-01 16:55:48,957 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 834 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=929, Invalid=3493, Unknown=0, NotChecked=0, Total=4422 [2022-03-01 16:55:48,957 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 2512 mSDsluCounter, 3286 mSDsCounter, 0 mSdLazyCounter, 3693 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2512 SdHoareTripleChecker+Valid, 3594 SdHoareTripleChecker+Invalid, 3912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 3693 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:48,957 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2512 Valid, 3594 Invalid, 3912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 3693 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:55:48,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6824 states. [2022-03-01 16:55:49,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6824 to 4175. [2022-03-01 16:55:49,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4175 states, 4152 states have (on average 1.9296724470134874) internal successors, (8012), 4174 states have internal predecessors, (8012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:49,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4175 states to 4175 states and 8012 transitions. [2022-03-01 16:55:49,022 INFO L78 Accepts]: Start accepts. Automaton has 4175 states and 8012 transitions. Word has length 224 [2022-03-01 16:55:49,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:49,023 INFO L470 AbstractCegarLoop]: Abstraction has 4175 states and 8012 transitions. [2022-03-01 16:55:49,023 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:49,023 INFO L276 IsEmpty]: Start isEmpty. Operand 4175 states and 8012 transitions. [2022-03-01 16:55:49,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:55:49,025 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:49,025 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:49,025 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-01 16:55:49,025 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:49,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:49,026 INFO L85 PathProgramCache]: Analyzing trace with hash 901522300, now seen corresponding path program 2 times [2022-03-01 16:55:49,026 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:49,026 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106694376] [2022-03-01 16:55:49,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:49,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:49,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:49,717 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:49,717 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:49,717 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106694376] [2022-03-01 16:55:49,717 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106694376] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:49,717 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:49,718 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:55:49,718 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751470878] [2022-03-01 16:55:49,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:49,718 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:55:49,718 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:49,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:55:49,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:55:49,719 INFO L87 Difference]: Start difference. First operand 4175 states and 8012 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:52,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:52,454 INFO L93 Difference]: Finished difference Result 6179 states and 11980 transitions. [2022-03-01 16:55:52,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-01 16:55:52,455 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:55:52,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:52,465 INFO L225 Difference]: With dead ends: 6179 [2022-03-01 16:55:52,465 INFO L226 Difference]: Without dead ends: 6179 [2022-03-01 16:55:52,466 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 820 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=875, Invalid=3415, Unknown=0, NotChecked=0, Total=4290 [2022-03-01 16:55:52,467 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 2333 mSDsluCounter, 3293 mSDsCounter, 0 mSdLazyCounter, 3172 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2333 SdHoareTripleChecker+Valid, 3607 SdHoareTripleChecker+Invalid, 3396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 3172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:52,467 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2333 Valid, 3607 Invalid, 3396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 3172 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:55:52,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6179 states. [2022-03-01 16:55:52,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6179 to 4176. [2022-03-01 16:55:52,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4176 states, 4153 states have (on average 1.9296893811702385) internal successors, (8014), 4175 states have internal predecessors, (8014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:52,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4176 states to 4176 states and 8014 transitions. [2022-03-01 16:55:52,528 INFO L78 Accepts]: Start accepts. Automaton has 4176 states and 8014 transitions. Word has length 224 [2022-03-01 16:55:52,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:52,528 INFO L470 AbstractCegarLoop]: Abstraction has 4176 states and 8014 transitions. [2022-03-01 16:55:52,528 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:52,528 INFO L276 IsEmpty]: Start isEmpty. Operand 4176 states and 8014 transitions. [2022-03-01 16:55:52,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:55:52,530 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:52,530 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:52,530 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-01 16:55:52,530 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:52,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:52,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1498913352, now seen corresponding path program 3 times [2022-03-01 16:55:52,531 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:52,531 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245472474] [2022-03-01 16:55:52,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:52,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:52,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:53,299 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:53,299 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:53,299 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245472474] [2022-03-01 16:55:53,299 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245472474] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:53,299 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:53,299 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:55:53,299 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185966947] [2022-03-01 16:55:53,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:53,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:55:53,300 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:53,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:55:53,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:55:53,300 INFO L87 Difference]: Start difference. First operand 4176 states and 8014 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:56,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:56,206 INFO L93 Difference]: Finished difference Result 5776 states and 11173 transitions. [2022-03-01 16:55:56,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-01 16:55:56,207 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:55:56,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:56,214 INFO L225 Difference]: With dead ends: 5776 [2022-03-01 16:55:56,214 INFO L226 Difference]: Without dead ends: 5776 [2022-03-01 16:55:56,215 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 655 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=746, Invalid=2914, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 16:55:56,217 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 2112 mSDsluCounter, 3688 mSDsCounter, 0 mSdLazyCounter, 3250 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2112 SdHoareTripleChecker+Valid, 3972 SdHoareTripleChecker+Invalid, 3401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 3250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:56,217 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2112 Valid, 3972 Invalid, 3401 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 3250 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:55:56,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5776 states. [2022-03-01 16:55:56,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5776 to 4179. [2022-03-01 16:55:56,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4179 states, 4156 states have (on average 1.929740134744947) internal successors, (8020), 4178 states have internal predecessors, (8020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:56,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4179 states to 4179 states and 8020 transitions. [2022-03-01 16:55:56,298 INFO L78 Accepts]: Start accepts. Automaton has 4179 states and 8020 transitions. Word has length 224 [2022-03-01 16:55:56,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:56,298 INFO L470 AbstractCegarLoop]: Abstraction has 4179 states and 8020 transitions. [2022-03-01 16:55:56,298 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:56,298 INFO L276 IsEmpty]: Start isEmpty. Operand 4179 states and 8020 transitions. [2022-03-01 16:55:56,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:55:56,300 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:56,300 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:56,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-01 16:55:56,300 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:56,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:56,301 INFO L85 PathProgramCache]: Analyzing trace with hash -1454121156, now seen corresponding path program 4 times [2022-03-01 16:55:56,301 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:56,301 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290372142] [2022-03-01 16:55:56,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:56,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:56,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:56,949 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:55:56,950 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:56,950 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290372142] [2022-03-01 16:55:56,950 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290372142] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:56,950 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:56,950 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:55:56,950 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445374854] [2022-03-01 16:55:56,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:56,950 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:55:56,950 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:56,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:55:56,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:55:56,951 INFO L87 Difference]: Start difference. First operand 4179 states and 8020 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:59,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:59,822 INFO L93 Difference]: Finished difference Result 6036 states and 11691 transitions. [2022-03-01 16:55:59,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-01 16:55:59,823 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:55:59,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:59,829 INFO L225 Difference]: With dead ends: 6036 [2022-03-01 16:55:59,829 INFO L226 Difference]: Without dead ends: 6036 [2022-03-01 16:55:59,830 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 757 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=814, Invalid=3218, Unknown=0, NotChecked=0, Total=4032 [2022-03-01 16:55:59,830 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 2393 mSDsluCounter, 2783 mSDsCounter, 0 mSdLazyCounter, 2711 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2393 SdHoareTripleChecker+Valid, 3081 SdHoareTripleChecker+Invalid, 2913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 2711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:59,830 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2393 Valid, 3081 Invalid, 2913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 2711 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:55:59,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6036 states. [2022-03-01 16:55:59,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6036 to 4179. [2022-03-01 16:55:59,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4179 states, 4156 states have (on average 1.929740134744947) internal successors, (8020), 4178 states have internal predecessors, (8020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:59,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4179 states to 4179 states and 8020 transitions. [2022-03-01 16:55:59,871 INFO L78 Accepts]: Start accepts. Automaton has 4179 states and 8020 transitions. Word has length 224 [2022-03-01 16:55:59,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:59,871 INFO L470 AbstractCegarLoop]: Abstraction has 4179 states and 8020 transitions. [2022-03-01 16:55:59,871 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:59,871 INFO L276 IsEmpty]: Start isEmpty. Operand 4179 states and 8020 transitions. [2022-03-01 16:55:59,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:55:59,873 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:59,873 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:59,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-01 16:55:59,873 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:55:59,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:59,873 INFO L85 PathProgramCache]: Analyzing trace with hash -1687757046, now seen corresponding path program 5 times [2022-03-01 16:55:59,873 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:59,873 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177903823] [2022-03-01 16:55:59,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:59,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:59,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:00,536 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:56:00,536 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:00,536 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177903823] [2022-03-01 16:56:00,536 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177903823] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:00,536 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:00,537 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:56:00,537 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58372423] [2022-03-01 16:56:00,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:00,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:56:00,537 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:00,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:56:00,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:56:00,538 INFO L87 Difference]: Start difference. First operand 4179 states and 8020 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:04,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:04,265 INFO L93 Difference]: Finished difference Result 6204 states and 12029 transitions. [2022-03-01 16:56:04,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-01 16:56:04,270 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:56:04,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:04,277 INFO L225 Difference]: With dead ends: 6204 [2022-03-01 16:56:04,277 INFO L226 Difference]: Without dead ends: 6204 [2022-03-01 16:56:04,278 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 799 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=903, Invalid=3387, Unknown=0, NotChecked=0, Total=4290 [2022-03-01 16:56:04,279 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 2218 mSDsluCounter, 4307 mSDsCounter, 0 mSdLazyCounter, 4525 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2218 SdHoareTripleChecker+Valid, 4660 SdHoareTripleChecker+Invalid, 4789 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 4525 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:04,279 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2218 Valid, 4660 Invalid, 4789 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 4525 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 16:56:04,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6204 states. [2022-03-01 16:56:04,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6204 to 4171. [2022-03-01 16:56:04,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4171 states, 4148 states have (on average 1.9296046287367405) internal successors, (8004), 4170 states have internal predecessors, (8004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:04,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4171 states to 4171 states and 8004 transitions. [2022-03-01 16:56:04,330 INFO L78 Accepts]: Start accepts. Automaton has 4171 states and 8004 transitions. Word has length 224 [2022-03-01 16:56:04,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:04,330 INFO L470 AbstractCegarLoop]: Abstraction has 4171 states and 8004 transitions. [2022-03-01 16:56:04,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:04,330 INFO L276 IsEmpty]: Start isEmpty. Operand 4171 states and 8004 transitions. [2022-03-01 16:56:04,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:56:04,332 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:04,332 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:04,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-01 16:56:04,333 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:56:04,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:04,338 INFO L85 PathProgramCache]: Analyzing trace with hash -1090365994, now seen corresponding path program 6 times [2022-03-01 16:56:04,338 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:04,338 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690906269] [2022-03-01 16:56:04,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:04,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:04,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:05,123 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:56:05,123 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:05,123 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690906269] [2022-03-01 16:56:05,124 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690906269] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:05,124 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:05,124 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:56:05,124 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934291408] [2022-03-01 16:56:05,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:05,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:56:05,124 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:05,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:56:05,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:56:05,125 INFO L87 Difference]: Start difference. First operand 4171 states and 8004 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:08,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:08,930 INFO L93 Difference]: Finished difference Result 5954 states and 11529 transitions. [2022-03-01 16:56:08,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-01 16:56:08,931 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:56:08,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:08,937 INFO L225 Difference]: With dead ends: 5954 [2022-03-01 16:56:08,937 INFO L226 Difference]: Without dead ends: 5954 [2022-03-01 16:56:08,938 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 680 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=778, Invalid=3004, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:56:08,938 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1849 mSDsluCounter, 4253 mSDsCounter, 0 mSdLazyCounter, 4033 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1849 SdHoareTripleChecker+Valid, 4576 SdHoareTripleChecker+Invalid, 4232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 4033 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:08,938 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1849 Valid, 4576 Invalid, 4232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 4033 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 16:56:08,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5954 states. [2022-03-01 16:56:08,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5954 to 4172. [2022-03-01 16:56:08,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4172 states, 4149 states have (on average 1.9296215955651965) internal successors, (8006), 4171 states have internal predecessors, (8006), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:08,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4172 states to 4172 states and 8006 transitions. [2022-03-01 16:56:08,978 INFO L78 Accepts]: Start accepts. Automaton has 4172 states and 8006 transitions. Word has length 224 [2022-03-01 16:56:08,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:08,979 INFO L470 AbstractCegarLoop]: Abstraction has 4172 states and 8006 transitions. [2022-03-01 16:56:08,979 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:08,979 INFO L276 IsEmpty]: Start isEmpty. Operand 4172 states and 8006 transitions. [2022-03-01 16:56:08,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:56:08,980 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:08,980 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:08,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-01 16:56:08,981 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:56:08,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:08,981 INFO L85 PathProgramCache]: Analyzing trace with hash 251566794, now seen corresponding path program 7 times [2022-03-01 16:56:08,981 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:08,981 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328335548] [2022-03-01 16:56:08,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:08,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:09,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:09,657 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:56:09,657 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:09,657 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328335548] [2022-03-01 16:56:09,658 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328335548] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:09,658 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:09,658 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:56:09,658 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518074755] [2022-03-01 16:56:09,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:09,659 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:56:09,659 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:09,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:56:09,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:56:09,659 INFO L87 Difference]: Start difference. First operand 4172 states and 8006 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:14,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:14,032 INFO L93 Difference]: Finished difference Result 6090 states and 11801 transitions. [2022-03-01 16:56:14,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-01 16:56:14,033 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:56:14,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:14,041 INFO L225 Difference]: With dead ends: 6090 [2022-03-01 16:56:14,041 INFO L226 Difference]: Without dead ends: 6090 [2022-03-01 16:56:14,042 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 777 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=899, Invalid=3391, Unknown=0, NotChecked=0, Total=4290 [2022-03-01 16:56:14,043 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 2085 mSDsluCounter, 4707 mSDsCounter, 0 mSdLazyCounter, 4760 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2085 SdHoareTripleChecker+Valid, 5044 SdHoareTripleChecker+Invalid, 4983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 4760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:14,043 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2085 Valid, 5044 Invalid, 4983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 4760 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 16:56:14,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6090 states. [2022-03-01 16:56:14,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6090 to 4170. [2022-03-01 16:56:14,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4170 states, 4147 states have (on average 1.9295876537255847) internal successors, (8002), 4169 states have internal predecessors, (8002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:14,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4170 states to 4170 states and 8002 transitions. [2022-03-01 16:56:14,105 INFO L78 Accepts]: Start accepts. Automaton has 4170 states and 8002 transitions. Word has length 224 [2022-03-01 16:56:14,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:14,106 INFO L470 AbstractCegarLoop]: Abstraction has 4170 states and 8002 transitions. [2022-03-01 16:56:14,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:14,106 INFO L276 IsEmpty]: Start isEmpty. Operand 4170 states and 8002 transitions. [2022-03-01 16:56:14,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:56:14,108 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:14,108 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:14,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-01 16:56:14,108 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:56:14,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:14,120 INFO L85 PathProgramCache]: Analyzing trace with hash -1690436406, now seen corresponding path program 8 times [2022-03-01 16:56:14,120 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:14,120 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850787534] [2022-03-01 16:56:14,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:14,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:14,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:14,783 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:56:14,784 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:14,784 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850787534] [2022-03-01 16:56:14,784 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850787534] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:14,784 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:14,784 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:56:14,784 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765153933] [2022-03-01 16:56:14,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:14,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:56:14,784 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:14,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:56:14,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:56:14,785 INFO L87 Difference]: Start difference. First operand 4170 states and 8002 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:18,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:18,236 INFO L93 Difference]: Finished difference Result 6059 states and 11737 transitions. [2022-03-01 16:56:18,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-01 16:56:18,237 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:56:18,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:18,243 INFO L225 Difference]: With dead ends: 6059 [2022-03-01 16:56:18,243 INFO L226 Difference]: Without dead ends: 6059 [2022-03-01 16:56:18,255 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 767 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=867, Invalid=3293, Unknown=0, NotChecked=0, Total=4160 [2022-03-01 16:56:18,256 INFO L933 BasicCegarLoop]: 423 mSDtfsCounter, 2763 mSDsluCounter, 4376 mSDsCounter, 0 mSdLazyCounter, 4497 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2763 SdHoareTripleChecker+Valid, 4792 SdHoareTripleChecker+Invalid, 4786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 4497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:18,256 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2763 Valid, 4792 Invalid, 4786 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 4497 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 16:56:18,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6059 states. [2022-03-01 16:56:18,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6059 to 4170. [2022-03-01 16:56:18,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4170 states, 4147 states have (on average 1.9295876537255847) internal successors, (8002), 4169 states have internal predecessors, (8002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:18,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4170 states to 4170 states and 8002 transitions. [2022-03-01 16:56:18,318 INFO L78 Accepts]: Start accepts. Automaton has 4170 states and 8002 transitions. Word has length 224 [2022-03-01 16:56:18,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:18,318 INFO L470 AbstractCegarLoop]: Abstraction has 4170 states and 8002 transitions. [2022-03-01 16:56:18,318 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:18,318 INFO L276 IsEmpty]: Start isEmpty. Operand 4170 states and 8002 transitions. [2022-03-01 16:56:18,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:56:18,319 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:18,320 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:18,320 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-01 16:56:18,320 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:56:18,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:18,320 INFO L85 PathProgramCache]: Analyzing trace with hash 510071860, now seen corresponding path program 9 times [2022-03-01 16:56:18,320 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:18,320 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92392038] [2022-03-01 16:56:18,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:18,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:19,070 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:56:19,070 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:19,070 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92392038] [2022-03-01 16:56:19,070 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92392038] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:19,070 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:19,071 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:56:19,071 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600271200] [2022-03-01 16:56:19,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:19,071 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:56:19,071 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:19,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:56:19,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:56:19,072 INFO L87 Difference]: Start difference. First operand 4170 states and 8002 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:23,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:23,627 INFO L93 Difference]: Finished difference Result 6068 states and 11755 transitions. [2022-03-01 16:56:23,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-01 16:56:23,628 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:56:23,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:23,635 INFO L225 Difference]: With dead ends: 6068 [2022-03-01 16:56:23,635 INFO L226 Difference]: Without dead ends: 6068 [2022-03-01 16:56:23,635 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 744 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=829, Invalid=3203, Unknown=0, NotChecked=0, Total=4032 [2022-03-01 16:56:23,636 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1875 mSDsluCounter, 5024 mSDsCounter, 0 mSdLazyCounter, 4944 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1875 SdHoareTripleChecker+Valid, 5381 SdHoareTripleChecker+Invalid, 5163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 4944 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:23,636 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1875 Valid, 5381 Invalid, 5163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 4944 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-01 16:56:23,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6068 states. [2022-03-01 16:56:23,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6068 to 4169. [2022-03-01 16:56:23,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4169 states, 4146 states have (on average 1.929570670525808) internal successors, (8000), 4168 states have internal predecessors, (8000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:23,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4169 states to 4169 states and 8000 transitions. [2022-03-01 16:56:23,687 INFO L78 Accepts]: Start accepts. Automaton has 4169 states and 8000 transitions. Word has length 224 [2022-03-01 16:56:23,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:23,687 INFO L470 AbstractCegarLoop]: Abstraction has 4169 states and 8000 transitions. [2022-03-01 16:56:23,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:23,688 INFO L276 IsEmpty]: Start isEmpty. Operand 4169 states and 8000 transitions. [2022-03-01 16:56:23,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:56:23,689 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:23,689 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:23,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-01 16:56:23,689 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:56:23,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:23,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1852004648, now seen corresponding path program 10 times [2022-03-01 16:56:23,690 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:23,690 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924415600] [2022-03-01 16:56:23,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:23,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:23,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:24,509 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:56:24,510 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:24,510 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924415600] [2022-03-01 16:56:24,510 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924415600] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:24,510 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:24,510 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:56:24,510 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843374166] [2022-03-01 16:56:24,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:24,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:56:24,510 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:24,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:56:24,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:56:24,511 INFO L87 Difference]: Start difference. First operand 4169 states and 8000 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:28,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:28,838 INFO L93 Difference]: Finished difference Result 6184 states and 11984 transitions. [2022-03-01 16:56:28,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-01 16:56:28,839 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:56:28,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:28,845 INFO L225 Difference]: With dead ends: 6184 [2022-03-01 16:56:28,845 INFO L226 Difference]: Without dead ends: 6184 [2022-03-01 16:56:28,846 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 802 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=893, Invalid=3397, Unknown=0, NotChecked=0, Total=4290 [2022-03-01 16:56:28,846 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1959 mSDsluCounter, 5353 mSDsCounter, 0 mSdLazyCounter, 5613 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1959 SdHoareTripleChecker+Valid, 5728 SdHoareTripleChecker+Invalid, 5858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 5613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:28,850 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1959 Valid, 5728 Invalid, 5858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 5613 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-01 16:56:28,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6184 states. [2022-03-01 16:56:28,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6184 to 4149. [2022-03-01 16:56:28,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4149 states, 4126 states have (on average 1.9285021812893843) internal successors, (7957), 4148 states have internal predecessors, (7957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:28,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4149 states to 4149 states and 7957 transitions. [2022-03-01 16:56:28,907 INFO L78 Accepts]: Start accepts. Automaton has 4149 states and 7957 transitions. Word has length 224 [2022-03-01 16:56:28,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:28,908 INFO L470 AbstractCegarLoop]: Abstraction has 4149 states and 7957 transitions. [2022-03-01 16:56:28,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:28,908 INFO L276 IsEmpty]: Start isEmpty. Operand 4149 states and 7957 transitions. [2022-03-01 16:56:28,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:56:28,909 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:28,909 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:28,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-01 16:56:28,910 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:56:28,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:28,910 INFO L85 PathProgramCache]: Analyzing trace with hash 2144930533, now seen corresponding path program 2 times [2022-03-01 16:56:28,911 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:28,911 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565016726] [2022-03-01 16:56:28,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:28,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:29,582 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:56:29,582 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:29,582 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565016726] [2022-03-01 16:56:29,582 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565016726] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:29,582 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:29,582 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:56:29,582 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158382739] [2022-03-01 16:56:29,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:29,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:56:29,582 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:29,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:56:29,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:56:29,583 INFO L87 Difference]: Start difference. First operand 4149 states and 7957 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:31,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:31,486 INFO L93 Difference]: Finished difference Result 7117 states and 13810 transitions. [2022-03-01 16:56:31,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-01 16:56:31,486 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:56:31,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:31,494 INFO L225 Difference]: With dead ends: 7117 [2022-03-01 16:56:31,495 INFO L226 Difference]: Without dead ends: 7117 [2022-03-01 16:56:31,495 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 870 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=709, Invalid=3073, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:56:31,504 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 2525 mSDsluCounter, 2867 mSDsCounter, 0 mSdLazyCounter, 2702 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2525 SdHoareTripleChecker+Valid, 3101 SdHoareTripleChecker+Invalid, 2870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 2702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:31,504 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2525 Valid, 3101 Invalid, 2870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 2702 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:56:31,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7117 states. [2022-03-01 16:56:31,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7117 to 4121. [2022-03-01 16:56:31,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4121 states, 4098 states have (on average 1.927037579306979) internal successors, (7897), 4120 states have internal predecessors, (7897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:31,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 4121 states and 7897 transitions. [2022-03-01 16:56:31,552 INFO L78 Accepts]: Start accepts. Automaton has 4121 states and 7897 transitions. Word has length 224 [2022-03-01 16:56:31,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:31,552 INFO L470 AbstractCegarLoop]: Abstraction has 4121 states and 7897 transitions. [2022-03-01 16:56:31,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:31,552 INFO L276 IsEmpty]: Start isEmpty. Operand 4121 states and 7897 transitions. [2022-03-01 16:56:31,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:56:31,554 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:31,554 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:31,554 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-01 16:56:31,554 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:56:31,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:31,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1653042749, now seen corresponding path program 3 times [2022-03-01 16:56:31,555 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:31,555 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118634899] [2022-03-01 16:56:31,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:31,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:32,316 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:56:32,316 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:32,316 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118634899] [2022-03-01 16:56:32,316 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118634899] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:32,316 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:32,316 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:56:32,316 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928807403] [2022-03-01 16:56:32,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:32,317 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:56:32,317 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:32,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:56:32,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=713, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:56:32,317 INFO L87 Difference]: Start difference. First operand 4121 states and 7897 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:34,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:34,618 INFO L93 Difference]: Finished difference Result 5545 states and 10703 transitions. [2022-03-01 16:56:34,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-01 16:56:34,618 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:56:34,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:34,625 INFO L225 Difference]: With dead ends: 5545 [2022-03-01 16:56:34,625 INFO L226 Difference]: Without dead ends: 5545 [2022-03-01 16:56:34,626 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 713 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=574, Invalid=2966, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:56:34,626 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 2392 mSDsluCounter, 2577 mSDsCounter, 0 mSdLazyCounter, 2695 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2392 SdHoareTripleChecker+Valid, 2832 SdHoareTripleChecker+Invalid, 2818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 2695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:34,626 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2392 Valid, 2832 Invalid, 2818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 2695 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:56:34,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5545 states. [2022-03-01 16:56:34,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5545 to 4204. [2022-03-01 16:56:34,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4204 states, 4181 states have (on average 1.9292035398230087) internal successors, (8066), 4203 states have internal predecessors, (8066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:34,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4204 states to 4204 states and 8066 transitions. [2022-03-01 16:56:34,672 INFO L78 Accepts]: Start accepts. Automaton has 4204 states and 8066 transitions. Word has length 224 [2022-03-01 16:56:34,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:34,672 INFO L470 AbstractCegarLoop]: Abstraction has 4204 states and 8066 transitions. [2022-03-01 16:56:34,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:34,673 INFO L276 IsEmpty]: Start isEmpty. Operand 4204 states and 8066 transitions. [2022-03-01 16:56:34,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:56:34,674 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:34,674 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:34,674 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-01 16:56:34,675 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:56:34,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:34,675 INFO L85 PathProgramCache]: Analyzing trace with hash 1357998048, now seen corresponding path program 11 times [2022-03-01 16:56:34,675 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:34,675 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377608001] [2022-03-01 16:56:34,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:34,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:34,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:35,459 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:56:35,460 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:35,460 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377608001] [2022-03-01 16:56:35,460 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377608001] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:35,460 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:35,460 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:56:35,460 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470593142] [2022-03-01 16:56:35,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:35,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:56:35,460 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:35,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:56:35,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=714, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:56:35,461 INFO L87 Difference]: Start difference. First operand 4204 states and 8066 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:39,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:39,099 INFO L93 Difference]: Finished difference Result 5794 states and 11201 transitions. [2022-03-01 16:56:39,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 16:56:39,100 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:56:39,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:39,107 INFO L225 Difference]: With dead ends: 5794 [2022-03-01 16:56:39,107 INFO L226 Difference]: Without dead ends: 5794 [2022-03-01 16:56:39,108 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 933 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=940, Invalid=3752, Unknown=0, NotChecked=0, Total=4692 [2022-03-01 16:56:39,108 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 2196 mSDsluCounter, 3444 mSDsCounter, 0 mSdLazyCounter, 3918 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2196 SdHoareTripleChecker+Valid, 3773 SdHoareTripleChecker+Invalid, 4113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 3918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:39,108 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2196 Valid, 3773 Invalid, 4113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 3918 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 16:56:39,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5794 states. [2022-03-01 16:56:39,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5794 to 4208. [2022-03-01 16:56:39,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4208 states, 4185 states have (on average 1.930227001194743) internal successors, (8078), 4207 states have internal predecessors, (8078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:39,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4208 states to 4208 states and 8078 transitions. [2022-03-01 16:56:39,151 INFO L78 Accepts]: Start accepts. Automaton has 4208 states and 8078 transitions. Word has length 224 [2022-03-01 16:56:39,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:39,151 INFO L470 AbstractCegarLoop]: Abstraction has 4208 states and 8078 transitions. [2022-03-01 16:56:39,152 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:39,152 INFO L276 IsEmpty]: Start isEmpty. Operand 4208 states and 8078 transitions. [2022-03-01 16:56:39,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:56:39,153 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:39,154 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:39,154 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-01 16:56:39,154 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:56:39,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:39,154 INFO L85 PathProgramCache]: Analyzing trace with hash 1607118431, now seen corresponding path program 4 times [2022-03-01 16:56:39,155 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:39,155 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112382461] [2022-03-01 16:56:39,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:39,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:39,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:40,131 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:56:40,131 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:40,131 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112382461] [2022-03-01 16:56:40,131 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112382461] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:40,131 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:40,131 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:56:40,131 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322288941] [2022-03-01 16:56:40,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:40,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:56:40,132 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:40,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:56:40,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=771, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:56:40,132 INFO L87 Difference]: Start difference. First operand 4208 states and 8078 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:43,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:43,559 INFO L93 Difference]: Finished difference Result 6316 states and 12248 transitions. [2022-03-01 16:56:43,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-01 16:56:43,559 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:56:43,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:43,569 INFO L225 Difference]: With dead ends: 6316 [2022-03-01 16:56:43,569 INFO L226 Difference]: Without dead ends: 6316 [2022-03-01 16:56:43,570 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 731 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=661, Invalid=3121, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:56:43,570 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 2136 mSDsluCounter, 3264 mSDsCounter, 0 mSdLazyCounter, 3360 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2136 SdHoareTripleChecker+Valid, 3521 SdHoareTripleChecker+Invalid, 3501 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 3360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:43,570 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2136 Valid, 3521 Invalid, 3501 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 3360 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:56:43,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6316 states. [2022-03-01 16:56:43,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6316 to 4148. [2022-03-01 16:56:43,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4148 states, 4125 states have (on average 1.9282424242424243) internal successors, (7954), 4147 states have internal predecessors, (7954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:43,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 4148 states and 7954 transitions. [2022-03-01 16:56:43,637 INFO L78 Accepts]: Start accepts. Automaton has 4148 states and 7954 transitions. Word has length 224 [2022-03-01 16:56:43,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:43,637 INFO L470 AbstractCegarLoop]: Abstraction has 4148 states and 7954 transitions. [2022-03-01 16:56:43,637 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:43,637 INFO L276 IsEmpty]: Start isEmpty. Operand 4148 states and 7954 transitions. [2022-03-01 16:56:43,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:56:43,639 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:43,639 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:43,639 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-01 16:56:43,639 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:56:43,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:43,640 INFO L85 PathProgramCache]: Analyzing trace with hash -871778396, now seen corresponding path program 12 times [2022-03-01 16:56:43,640 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:43,640 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423851041] [2022-03-01 16:56:43,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:43,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:43,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:44,296 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:56:44,297 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:44,297 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423851041] [2022-03-01 16:56:44,297 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423851041] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:44,297 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:44,297 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:56:44,297 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178266145] [2022-03-01 16:56:44,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:44,297 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:56:44,297 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:44,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:56:44,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:56:44,298 INFO L87 Difference]: Start difference. First operand 4148 states and 7954 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:47,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:47,973 INFO L93 Difference]: Finished difference Result 4762 states and 9178 transitions. [2022-03-01 16:56:47,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 16:56:47,973 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:56:47,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:47,979 INFO L225 Difference]: With dead ends: 4762 [2022-03-01 16:56:47,979 INFO L226 Difference]: Without dead ends: 4762 [2022-03-01 16:56:47,980 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 918 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=944, Invalid=3748, Unknown=0, NotChecked=0, Total=4692 [2022-03-01 16:56:47,980 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 2003 mSDsluCounter, 3608 mSDsCounter, 0 mSdLazyCounter, 3881 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2003 SdHoareTripleChecker+Valid, 3887 SdHoareTripleChecker+Invalid, 4073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 3881 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:47,980 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2003 Valid, 3887 Invalid, 4073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 3881 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 16:56:47,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4762 states. [2022-03-01 16:56:48,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4762 to 4140. [2022-03-01 16:56:48,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4140 states, 4117 states have (on average 1.928102987612339) internal successors, (7938), 4139 states have internal predecessors, (7938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:48,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4140 states to 4140 states and 7938 transitions. [2022-03-01 16:56:48,027 INFO L78 Accepts]: Start accepts. Automaton has 4140 states and 7938 transitions. Word has length 224 [2022-03-01 16:56:48,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:48,028 INFO L470 AbstractCegarLoop]: Abstraction has 4140 states and 7938 transitions. [2022-03-01 16:56:48,028 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:48,028 INFO L276 IsEmpty]: Start isEmpty. Operand 4140 states and 7938 transitions. [2022-03-01 16:56:48,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:56:48,029 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:48,030 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:48,030 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-01 16:56:48,030 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:56:48,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:48,030 INFO L85 PathProgramCache]: Analyzing trace with hash -274387344, now seen corresponding path program 13 times [2022-03-01 16:56:48,030 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:48,030 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616406408] [2022-03-01 16:56:48,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:48,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:48,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:48,667 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:56:48,667 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:48,667 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616406408] [2022-03-01 16:56:48,667 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616406408] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:48,667 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:48,667 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:56:48,667 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361690772] [2022-03-01 16:56:48,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:48,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:56:48,668 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:48,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:56:48,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:56:48,668 INFO L87 Difference]: Start difference. First operand 4140 states and 7938 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:51,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:51,669 INFO L93 Difference]: Finished difference Result 4499 states and 8652 transitions. [2022-03-01 16:56:51,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-01 16:56:51,669 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:56:51,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:51,676 INFO L225 Difference]: With dead ends: 4499 [2022-03-01 16:56:51,677 INFO L226 Difference]: Without dead ends: 4499 [2022-03-01 16:56:51,677 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 745 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=772, Invalid=3134, Unknown=0, NotChecked=0, Total=3906 [2022-03-01 16:56:51,678 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 1938 mSDsluCounter, 3769 mSDsCounter, 0 mSdLazyCounter, 3642 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1938 SdHoareTripleChecker+Valid, 4019 SdHoareTripleChecker+Invalid, 3774 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 3642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:51,678 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1938 Valid, 4019 Invalid, 3774 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 3642 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:56:51,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4499 states. [2022-03-01 16:56:51,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4499 to 4138. [2022-03-01 16:56:51,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4138 states, 4115 states have (on average 1.9280680437424058) internal successors, (7934), 4137 states have internal predecessors, (7934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:51,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4138 states to 4138 states and 7934 transitions. [2022-03-01 16:56:51,724 INFO L78 Accepts]: Start accepts. Automaton has 4138 states and 7934 transitions. Word has length 224 [2022-03-01 16:56:51,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:51,724 INFO L470 AbstractCegarLoop]: Abstraction has 4138 states and 7934 transitions. [2022-03-01 16:56:51,725 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:51,725 INFO L276 IsEmpty]: Start isEmpty. Operand 4138 states and 7934 transitions. [2022-03-01 16:56:51,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:56:51,726 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:51,726 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:51,726 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-01 16:56:51,726 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:56:51,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:51,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1067545444, now seen corresponding path program 14 times [2022-03-01 16:56:51,727 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:51,727 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096326226] [2022-03-01 16:56:51,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:51,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:51,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:52,293 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:56:52,293 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:52,293 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096326226] [2022-03-01 16:56:52,293 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096326226] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:52,293 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:52,293 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:56:52,294 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586467844] [2022-03-01 16:56:52,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:52,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:56:52,294 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:52,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:56:52,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:56:52,295 INFO L87 Difference]: Start difference. First operand 4138 states and 7934 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:55,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:55,420 INFO L93 Difference]: Finished difference Result 4619 states and 8889 transitions. [2022-03-01 16:56:55,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-01 16:56:55,420 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:56:55,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:55,426 INFO L225 Difference]: With dead ends: 4619 [2022-03-01 16:56:55,426 INFO L226 Difference]: Without dead ends: 4619 [2022-03-01 16:56:55,432 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 812 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=819, Invalid=3341, Unknown=0, NotChecked=0, Total=4160 [2022-03-01 16:56:55,432 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 1953 mSDsluCounter, 3778 mSDsCounter, 0 mSdLazyCounter, 3852 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1953 SdHoareTripleChecker+Valid, 4042 SdHoareTripleChecker+Invalid, 4014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 3852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:55,432 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1953 Valid, 4042 Invalid, 4014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 3852 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:56:55,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4619 states. [2022-03-01 16:56:55,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4619 to 4110. [2022-03-01 16:56:55,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4110 states, 4087 states have (on average 1.9268412038169807) internal successors, (7875), 4109 states have internal predecessors, (7875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:55,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4110 states to 4110 states and 7875 transitions. [2022-03-01 16:56:55,480 INFO L78 Accepts]: Start accepts. Automaton has 4110 states and 7875 transitions. Word has length 224 [2022-03-01 16:56:55,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:55,480 INFO L470 AbstractCegarLoop]: Abstraction has 4110 states and 7875 transitions. [2022-03-01 16:56:55,480 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:55,480 INFO L276 IsEmpty]: Start isEmpty. Operand 4110 states and 7875 transitions. [2022-03-01 16:56:55,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:56:55,482 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:55,482 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:55,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-03-01 16:56:55,483 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:56:55,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:55,483 INFO L85 PathProgramCache]: Analyzing trace with hash 1245156001, now seen corresponding path program 5 times [2022-03-01 16:56:55,483 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:55,483 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139331516] [2022-03-01 16:56:55,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:55,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:55,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:56,066 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:56:56,067 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:56,067 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139331516] [2022-03-01 16:56:56,067 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139331516] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:56,067 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:56,067 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:56:56,067 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196180847] [2022-03-01 16:56:56,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:56,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:56:56,068 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:56,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:56:56,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:56:56,068 INFO L87 Difference]: Start difference. First operand 4110 states and 7875 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:58,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:58,387 INFO L93 Difference]: Finished difference Result 5513 states and 10638 transitions. [2022-03-01 16:56:58,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-01 16:56:58,387 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:56:58,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:58,394 INFO L225 Difference]: With dead ends: 5513 [2022-03-01 16:56:58,394 INFO L226 Difference]: Without dead ends: 5513 [2022-03-01 16:56:58,395 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 776 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=639, Invalid=3521, Unknown=0, NotChecked=0, Total=4160 [2022-03-01 16:56:58,395 INFO L933 BasicCegarLoop]: 281 mSDtfsCounter, 2066 mSDsluCounter, 2909 mSDsCounter, 0 mSdLazyCounter, 2841 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2066 SdHoareTripleChecker+Valid, 3185 SdHoareTripleChecker+Invalid, 2954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 2841 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:58,396 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2066 Valid, 3185 Invalid, 2954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 2841 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:56:58,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5513 states. [2022-03-01 16:56:58,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5513 to 4173. [2022-03-01 16:56:58,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4173 states, 4150 states have (on average 1.9286746987951808) internal successors, (8004), 4172 states have internal predecessors, (8004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:58,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4173 states to 4173 states and 8004 transitions. [2022-03-01 16:56:58,441 INFO L78 Accepts]: Start accepts. Automaton has 4173 states and 8004 transitions. Word has length 224 [2022-03-01 16:56:58,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:58,441 INFO L470 AbstractCegarLoop]: Abstraction has 4173 states and 8004 transitions. [2022-03-01 16:56:58,441 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:58,441 INFO L276 IsEmpty]: Start isEmpty. Operand 4173 states and 8004 transitions. [2022-03-01 16:56:58,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:56:58,443 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:58,444 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:58,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-01 16:56:58,445 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:56:58,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:58,445 INFO L85 PathProgramCache]: Analyzing trace with hash 950111300, now seen corresponding path program 15 times [2022-03-01 16:56:58,445 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:58,445 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245593864] [2022-03-01 16:56:58,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:58,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:58,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:59,048 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:56:59,049 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:59,049 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245593864] [2022-03-01 16:56:59,049 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245593864] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:59,049 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:59,050 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:56:59,050 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819936924] [2022-03-01 16:56:59,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:59,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:56:59,050 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:59,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:56:59,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=713, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:56:59,051 INFO L87 Difference]: Start difference. First operand 4173 states and 8004 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:02,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:02,700 INFO L93 Difference]: Finished difference Result 5523 states and 10655 transitions. [2022-03-01 16:57:02,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 16:57:02,701 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:57:02,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:02,706 INFO L225 Difference]: With dead ends: 5523 [2022-03-01 16:57:02,707 INFO L226 Difference]: Without dead ends: 5523 [2022-03-01 16:57:02,707 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1290 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=1085, Invalid=4465, Unknown=0, NotChecked=0, Total=5550 [2022-03-01 16:57:02,707 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 2368 mSDsluCounter, 3113 mSDsCounter, 0 mSdLazyCounter, 3593 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2368 SdHoareTripleChecker+Valid, 3466 SdHoareTripleChecker+Invalid, 3784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 3593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:02,707 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2368 Valid, 3466 Invalid, 3784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 3593 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:57:02,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5523 states. [2022-03-01 16:57:02,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5523 to 4148. [2022-03-01 16:57:02,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4148 states, 4125 states have (on average 1.9284848484848485) internal successors, (7955), 4147 states have internal predecessors, (7955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:02,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 4148 states and 7955 transitions. [2022-03-01 16:57:02,751 INFO L78 Accepts]: Start accepts. Automaton has 4148 states and 7955 transitions. Word has length 224 [2022-03-01 16:57:02,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:02,751 INFO L470 AbstractCegarLoop]: Abstraction has 4148 states and 7955 transitions. [2022-03-01 16:57:02,751 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:02,751 INFO L276 IsEmpty]: Start isEmpty. Operand 4148 states and 7955 transitions. [2022-03-01 16:57:02,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:57:02,753 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:02,753 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:02,753 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-01 16:57:02,753 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:57:02,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:02,753 INFO L85 PathProgramCache]: Analyzing trace with hash 1199231683, now seen corresponding path program 6 times [2022-03-01 16:57:02,753 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:02,753 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171586858] [2022-03-01 16:57:02,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:02,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:02,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:03,328 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:57:03,328 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:03,328 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171586858] [2022-03-01 16:57:03,328 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171586858] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:03,328 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:03,329 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:57:03,329 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510937017] [2022-03-01 16:57:03,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:03,329 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:57:03,329 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:03,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:57:03,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=770, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:57:03,330 INFO L87 Difference]: Start difference. First operand 4148 states and 7955 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:05,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:05,744 INFO L93 Difference]: Finished difference Result 5476 states and 10524 transitions. [2022-03-01 16:57:05,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 16:57:05,744 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:57:05,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:05,751 INFO L225 Difference]: With dead ends: 5476 [2022-03-01 16:57:05,751 INFO L226 Difference]: Without dead ends: 5476 [2022-03-01 16:57:05,752 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1023 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=763, Invalid=3793, Unknown=0, NotChecked=0, Total=4556 [2022-03-01 16:57:05,752 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 2805 mSDsluCounter, 2814 mSDsCounter, 0 mSdLazyCounter, 3186 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2805 SdHoareTripleChecker+Valid, 3074 SdHoareTripleChecker+Invalid, 3375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 3186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:05,752 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2805 Valid, 3074 Invalid, 3375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 3186 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:57:05,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5476 states. [2022-03-01 16:57:05,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5476 to 4131. [2022-03-01 16:57:05,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4131 states, 4108 states have (on average 1.9279454722492697) internal successors, (7920), 4130 states have internal predecessors, (7920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:05,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4131 states to 4131 states and 7920 transitions. [2022-03-01 16:57:05,806 INFO L78 Accepts]: Start accepts. Automaton has 4131 states and 7920 transitions. Word has length 224 [2022-03-01 16:57:05,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:05,806 INFO L470 AbstractCegarLoop]: Abstraction has 4131 states and 7920 transitions. [2022-03-01 16:57:05,806 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:05,806 INFO L276 IsEmpty]: Start isEmpty. Operand 4131 states and 7920 transitions. [2022-03-01 16:57:05,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:57:05,809 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:05,809 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:05,809 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-01 16:57:05,809 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:57:05,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:05,809 INFO L85 PathProgramCache]: Analyzing trace with hash 1594944934, now seen corresponding path program 16 times [2022-03-01 16:57:05,810 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:05,810 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447399991] [2022-03-01 16:57:05,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:05,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:05,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:06,663 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:57:06,664 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:06,664 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447399991] [2022-03-01 16:57:06,664 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447399991] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:06,664 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:06,664 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:57:06,664 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671412818] [2022-03-01 16:57:06,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:06,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:57:06,664 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:06,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:57:06,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=754, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:57:06,665 INFO L87 Difference]: Start difference. First operand 4131 states and 7920 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:10,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:10,470 INFO L93 Difference]: Finished difference Result 5368 states and 10307 transitions. [2022-03-01 16:57:10,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-01 16:57:10,470 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:57:10,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:10,478 INFO L225 Difference]: With dead ends: 5368 [2022-03-01 16:57:10,478 INFO L226 Difference]: Without dead ends: 5368 [2022-03-01 16:57:10,478 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1160 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=978, Invalid=3992, Unknown=0, NotChecked=0, Total=4970 [2022-03-01 16:57:10,479 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 3025 mSDsluCounter, 3022 mSDsCounter, 0 mSdLazyCounter, 3866 mSolverCounterSat, 248 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3025 SdHoareTripleChecker+Valid, 3333 SdHoareTripleChecker+Invalid, 4114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 248 IncrementalHoareTripleChecker+Valid, 3866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:10,479 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3025 Valid, 3333 Invalid, 4114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [248 Valid, 3866 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 16:57:10,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5368 states. [2022-03-01 16:57:10,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5368 to 3723. [2022-03-01 16:57:10,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3723 states, 3704 states have (on average 1.9171166306695464) internal successors, (7101), 3722 states have internal predecessors, (7101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:10,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3723 states to 3723 states and 7101 transitions. [2022-03-01 16:57:10,521 INFO L78 Accepts]: Start accepts. Automaton has 3723 states and 7101 transitions. Word has length 224 [2022-03-01 16:57:10,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:10,521 INFO L470 AbstractCegarLoop]: Abstraction has 3723 states and 7101 transitions. [2022-03-01 16:57:10,521 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:10,521 INFO L276 IsEmpty]: Start isEmpty. Operand 3723 states and 7101 transitions. [2022-03-01 16:57:10,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:57:10,523 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:10,523 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:10,523 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-01 16:57:10,523 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:57:10,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:10,524 INFO L85 PathProgramCache]: Analyzing trace with hash 503319653, now seen corresponding path program 7 times [2022-03-01 16:57:10,524 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:10,524 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970206025] [2022-03-01 16:57:10,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:10,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:11,283 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:57:11,283 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:11,283 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970206025] [2022-03-01 16:57:11,283 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970206025] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:11,283 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:11,283 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:57:11,283 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543078294] [2022-03-01 16:57:11,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:11,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:57:11,284 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:11,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:57:11,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=757, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:57:11,284 INFO L87 Difference]: Start difference. First operand 3723 states and 7101 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:13,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:13,669 INFO L93 Difference]: Finished difference Result 4060 states and 7731 transitions. [2022-03-01 16:57:13,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 16:57:13,669 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:57:13,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:13,674 INFO L225 Difference]: With dead ends: 4060 [2022-03-01 16:57:13,675 INFO L226 Difference]: Without dead ends: 4060 [2022-03-01 16:57:13,675 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1069 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=761, Invalid=3795, Unknown=0, NotChecked=0, Total=4556 [2022-03-01 16:57:13,676 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 2354 mSDsluCounter, 2413 mSDsCounter, 0 mSdLazyCounter, 2809 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2354 SdHoareTripleChecker+Valid, 2643 SdHoareTripleChecker+Invalid, 3026 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 2809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:13,676 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2354 Valid, 2643 Invalid, 3026 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 2809 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:57:13,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4060 states. [2022-03-01 16:57:13,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4060 to 3710. [2022-03-01 16:57:13,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3710 states, 3691 states have (on average 1.916824708751016) internal successors, (7075), 3709 states have internal predecessors, (7075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:13,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3710 states and 7075 transitions. [2022-03-01 16:57:13,754 INFO L78 Accepts]: Start accepts. Automaton has 3710 states and 7075 transitions. Word has length 224 [2022-03-01 16:57:13,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:13,754 INFO L470 AbstractCegarLoop]: Abstraction has 3710 states and 7075 transitions. [2022-03-01 16:57:13,755 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:13,755 INFO L276 IsEmpty]: Start isEmpty. Operand 3710 states and 7075 transitions. [2022-03-01 16:57:13,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:57:13,756 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:13,756 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:13,757 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-01 16:57:13,757 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:57:13,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:13,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1791934541, now seen corresponding path program 8 times [2022-03-01 16:57:13,757 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:13,757 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473054136] [2022-03-01 16:57:13,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:13,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:13,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:14,579 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:57:14,580 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:14,580 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473054136] [2022-03-01 16:57:14,580 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473054136] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:14,580 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:14,580 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:57:14,580 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737385281] [2022-03-01 16:57:14,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:14,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:57:14,580 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:14,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:57:14,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=753, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:57:14,581 INFO L87 Difference]: Start difference. First operand 3710 states and 7075 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:16,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:16,580 INFO L93 Difference]: Finished difference Result 4030 states and 7671 transitions. [2022-03-01 16:57:16,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 16:57:16,580 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:57:16,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:16,585 INFO L225 Difference]: With dead ends: 4030 [2022-03-01 16:57:16,585 INFO L226 Difference]: Without dead ends: 4030 [2022-03-01 16:57:16,585 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1259 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=803, Invalid=4027, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:57:16,585 INFO L933 BasicCegarLoop]: 247 mSDtfsCounter, 2577 mSDsluCounter, 2447 mSDsCounter, 0 mSdLazyCounter, 2644 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2577 SdHoareTripleChecker+Valid, 2689 SdHoareTripleChecker+Invalid, 2884 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 2644 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:16,586 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2577 Valid, 2689 Invalid, 2884 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 2644 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:57:16,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4030 states. [2022-03-01 16:57:16,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4030 to 3697. [2022-03-01 16:57:16,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3697 states, 3678 states have (on average 1.9165307232191409) internal successors, (7049), 3696 states have internal predecessors, (7049), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:16,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 3697 states and 7049 transitions. [2022-03-01 16:57:16,625 INFO L78 Accepts]: Start accepts. Automaton has 3697 states and 7049 transitions. Word has length 224 [2022-03-01 16:57:16,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:16,625 INFO L470 AbstractCegarLoop]: Abstraction has 3697 states and 7049 transitions. [2022-03-01 16:57:16,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:16,625 INFO L276 IsEmpty]: Start isEmpty. Operand 3697 states and 7049 transitions. [2022-03-01 16:57:16,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 16:57:16,627 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:16,627 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:16,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-01 16:57:16,627 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:57:16,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:16,628 INFO L85 PathProgramCache]: Analyzing trace with hash 1975290533, now seen corresponding path program 9 times [2022-03-01 16:57:16,628 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:16,628 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014699344] [2022-03-01 16:57:16,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:16,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:17,410 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:57:17,411 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:17,411 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014699344] [2022-03-01 16:57:17,411 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014699344] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:17,411 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:17,411 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:57:17,411 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452378903] [2022-03-01 16:57:17,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:17,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:57:17,411 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:17,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:57:17,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=770, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:57:17,412 INFO L87 Difference]: Start difference. First operand 3697 states and 7049 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:20,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:20,803 INFO L93 Difference]: Finished difference Result 3973 states and 7557 transitions. [2022-03-01 16:57:20,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:57:20,804 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-01 16:57:20,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:20,809 INFO L225 Difference]: With dead ends: 3973 [2022-03-01 16:57:20,809 INFO L226 Difference]: Without dead ends: 3973 [2022-03-01 16:57:20,810 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1181 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=827, Invalid=4285, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:57:20,810 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 2099 mSDsluCounter, 3480 mSDsCounter, 0 mSdLazyCounter, 3961 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2099 SdHoareTripleChecker+Valid, 3736 SdHoareTripleChecker+Invalid, 4143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 3961 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:20,810 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2099 Valid, 3736 Invalid, 4143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 3961 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 16:57:20,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3973 states. [2022-03-01 16:57:20,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3973 to 3675. [2022-03-01 16:57:20,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3675 states, 3656 states have (on average 1.9160284463894968) internal successors, (7005), 3674 states have internal predecessors, (7005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:20,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3675 states to 3675 states and 7005 transitions. [2022-03-01 16:57:20,858 INFO L78 Accepts]: Start accepts. Automaton has 3675 states and 7005 transitions. Word has length 224 [2022-03-01 16:57:20,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:20,858 INFO L470 AbstractCegarLoop]: Abstraction has 3675 states and 7005 transitions. [2022-03-01 16:57:20,859 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:20,859 INFO L276 IsEmpty]: Start isEmpty. Operand 3675 states and 7005 transitions. [2022-03-01 16:57:20,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-01 16:57:20,861 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:20,861 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:20,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-01 16:57:20,861 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:57:20,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:20,862 INFO L85 PathProgramCache]: Analyzing trace with hash -471587283, now seen corresponding path program 1 times [2022-03-01 16:57:20,862 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:20,862 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91463026] [2022-03-01 16:57:20,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:20,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:20,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:21,152 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:57:21,152 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:21,152 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91463026] [2022-03-01 16:57:21,152 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91463026] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:21,152 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:21,152 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-03-01 16:57:21,153 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21197907] [2022-03-01 16:57:21,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:21,153 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-01 16:57:21,153 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:21,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-01 16:57:21,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2022-03-01 16:57:21,153 INFO L87 Difference]: Start difference. First operand 3675 states and 7005 transitions. Second operand has 17 states, 16 states have (on average 11.3125) internal successors, (181), 17 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:21,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:21,877 INFO L93 Difference]: Finished difference Result 3696 states and 7046 transitions. [2022-03-01 16:57:21,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:57:21,877 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 11.3125) internal successors, (181), 17 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-01 16:57:21,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:21,881 INFO L225 Difference]: With dead ends: 3696 [2022-03-01 16:57:21,881 INFO L226 Difference]: Without dead ends: 3696 [2022-03-01 16:57:21,881 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=251, Invalid=741, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:57:21,882 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1569 mSDsluCounter, 1277 mSDsCounter, 0 mSdLazyCounter, 1027 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1569 SdHoareTripleChecker+Valid, 1591 SdHoareTripleChecker+Invalid, 1110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1027 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:21,882 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1569 Valid, 1591 Invalid, 1110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1027 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-01 16:57:21,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3696 states. [2022-03-01 16:57:21,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3696 to 3645. [2022-03-01 16:57:21,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3645 states, 3626 states have (on average 1.9153337010479867) internal successors, (6945), 3644 states have internal predecessors, (6945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:21,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3645 states to 3645 states and 6945 transitions. [2022-03-01 16:57:21,915 INFO L78 Accepts]: Start accepts. Automaton has 3645 states and 6945 transitions. Word has length 226 [2022-03-01 16:57:21,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:21,915 INFO L470 AbstractCegarLoop]: Abstraction has 3645 states and 6945 transitions. [2022-03-01 16:57:21,915 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 11.3125) internal successors, (181), 17 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:21,915 INFO L276 IsEmpty]: Start isEmpty. Operand 3645 states and 6945 transitions. [2022-03-01 16:57:21,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-01 16:57:21,917 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:21,917 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:21,917 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-01 16:57:21,917 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:57:21,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:21,917 INFO L85 PathProgramCache]: Analyzing trace with hash 1898426363, now seen corresponding path program 1 times [2022-03-01 16:57:21,917 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:21,917 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922065998] [2022-03-01 16:57:21,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:21,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:21,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:22,460 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:57:22,460 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:22,460 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922065998] [2022-03-01 16:57:22,460 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922065998] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:22,460 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:22,460 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:57:22,460 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449484056] [2022-03-01 16:57:22,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:22,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:57:22,461 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:22,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:57:22,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:57:22,461 INFO L87 Difference]: Start difference. First operand 3645 states and 6945 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:24,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:24,207 INFO L93 Difference]: Finished difference Result 5779 states and 11134 transitions. [2022-03-01 16:57:24,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-01 16:57:24,207 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-01 16:57:24,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:24,214 INFO L225 Difference]: With dead ends: 5779 [2022-03-01 16:57:24,214 INFO L226 Difference]: Without dead ends: 5779 [2022-03-01 16:57:24,215 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 698 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=613, Invalid=3047, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 16:57:24,215 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 2207 mSDsluCounter, 3148 mSDsCounter, 0 mSdLazyCounter, 3076 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2207 SdHoareTripleChecker+Valid, 3385 SdHoareTripleChecker+Invalid, 3189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 3076 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:24,215 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2207 Valid, 3385 Invalid, 3189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 3076 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:57:24,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5779 states. [2022-03-01 16:57:24,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5779 to 3713. [2022-03-01 16:57:24,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3713 states, 3694 states have (on average 1.9168922577152139) internal successors, (7081), 3712 states have internal predecessors, (7081), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:24,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 7081 transitions. [2022-03-01 16:57:24,261 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 7081 transitions. Word has length 230 [2022-03-01 16:57:24,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:24,261 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 7081 transitions. [2022-03-01 16:57:24,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:24,261 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 7081 transitions. [2022-03-01 16:57:24,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-01 16:57:24,263 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:24,263 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:24,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-01 16:57:24,263 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:57:24,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:24,263 INFO L85 PathProgramCache]: Analyzing trace with hash -1892411299, now seen corresponding path program 2 times [2022-03-01 16:57:24,264 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:24,264 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562145774] [2022-03-01 16:57:24,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:24,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:24,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:24,740 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:57:24,740 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:24,740 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562145774] [2022-03-01 16:57:24,741 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562145774] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:24,741 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:24,741 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:57:24,741 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201118888] [2022-03-01 16:57:24,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:24,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:57:24,741 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:24,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:57:24,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=722, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:57:24,742 INFO L87 Difference]: Start difference. First operand 3713 states and 7081 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:26,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:26,481 INFO L93 Difference]: Finished difference Result 5784 states and 11144 transitions. [2022-03-01 16:57:26,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-01 16:57:26,482 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-01 16:57:26,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:26,488 INFO L225 Difference]: With dead ends: 5784 [2022-03-01 16:57:26,488 INFO L226 Difference]: Without dead ends: 5784 [2022-03-01 16:57:26,489 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 693 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=630, Invalid=3152, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:57:26,489 INFO L933 BasicCegarLoop]: 246 mSDtfsCounter, 2069 mSDsluCounter, 2853 mSDsCounter, 0 mSdLazyCounter, 2819 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2069 SdHoareTripleChecker+Valid, 3094 SdHoareTripleChecker+Invalid, 2931 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 2819 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:26,489 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2069 Valid, 3094 Invalid, 2931 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 2819 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:57:26,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5784 states. [2022-03-01 16:57:26,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5784 to 3710. [2022-03-01 16:57:26,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3710 states, 3691 states have (on average 1.916824708751016) internal successors, (7075), 3709 states have internal predecessors, (7075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:26,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3710 states and 7075 transitions. [2022-03-01 16:57:26,533 INFO L78 Accepts]: Start accepts. Automaton has 3710 states and 7075 transitions. Word has length 230 [2022-03-01 16:57:26,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:26,533 INFO L470 AbstractCegarLoop]: Abstraction has 3710 states and 7075 transitions. [2022-03-01 16:57:26,533 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:26,533 INFO L276 IsEmpty]: Start isEmpty. Operand 3710 states and 7075 transitions. [2022-03-01 16:57:26,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-01 16:57:26,535 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:26,535 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:26,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-01 16:57:26,535 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:57:26,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:26,535 INFO L85 PathProgramCache]: Analyzing trace with hash 979758395, now seen corresponding path program 3 times [2022-03-01 16:57:26,536 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:26,536 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270302049] [2022-03-01 16:57:26,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:26,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:27,190 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:57:27,191 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:27,191 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270302049] [2022-03-01 16:57:27,191 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270302049] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:27,191 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:27,191 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:57:27,191 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603455772] [2022-03-01 16:57:27,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:27,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:57:27,191 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:27,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:57:27,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=714, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:57:27,192 INFO L87 Difference]: Start difference. First operand 3710 states and 7075 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:30,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:30,208 INFO L93 Difference]: Finished difference Result 5862 states and 11300 transitions. [2022-03-01 16:57:30,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 16:57:30,208 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-01 16:57:30,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:30,214 INFO L225 Difference]: With dead ends: 5862 [2022-03-01 16:57:30,214 INFO L226 Difference]: Without dead ends: 5862 [2022-03-01 16:57:30,215 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1007 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=782, Invalid=3910, Unknown=0, NotChecked=0, Total=4692 [2022-03-01 16:57:30,215 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 2217 mSDsluCounter, 4421 mSDsCounter, 0 mSdLazyCounter, 4407 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2217 SdHoareTripleChecker+Valid, 4686 SdHoareTripleChecker+Invalid, 4556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 4407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:30,215 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2217 Valid, 4686 Invalid, 4556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 4407 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 16:57:30,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5862 states. [2022-03-01 16:57:30,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5862 to 3707. [2022-03-01 16:57:30,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3707 states, 3688 states have (on average 1.91675704989154) internal successors, (7069), 3706 states have internal predecessors, (7069), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:30,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3707 states and 7069 transitions. [2022-03-01 16:57:30,262 INFO L78 Accepts]: Start accepts. Automaton has 3707 states and 7069 transitions. Word has length 230 [2022-03-01 16:57:30,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:30,262 INFO L470 AbstractCegarLoop]: Abstraction has 3707 states and 7069 transitions. [2022-03-01 16:57:30,262 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:30,262 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 7069 transitions. [2022-03-01 16:57:30,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-01 16:57:30,264 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:30,264 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:30,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-01 16:57:30,264 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:57:30,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:30,264 INFO L85 PathProgramCache]: Analyzing trace with hash -388250629, now seen corresponding path program 4 times [2022-03-01 16:57:30,264 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:30,265 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693914365] [2022-03-01 16:57:30,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:30,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:30,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:31,147 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:57:31,147 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:31,147 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693914365] [2022-03-01 16:57:31,147 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693914365] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:31,147 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:31,147 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:57:31,148 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547517862] [2022-03-01 16:57:31,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:31,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:57:31,148 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:31,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:57:31,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=774, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:57:31,148 INFO L87 Difference]: Start difference. First operand 3707 states and 7069 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:32,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:32,920 INFO L93 Difference]: Finished difference Result 5856 states and 11289 transitions. [2022-03-01 16:57:32,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-01 16:57:32,920 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-01 16:57:32,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:32,926 INFO L225 Difference]: With dead ends: 5856 [2022-03-01 16:57:32,926 INFO L226 Difference]: Without dead ends: 5856 [2022-03-01 16:57:32,926 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 616 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=582, Invalid=2840, Unknown=0, NotChecked=0, Total=3422 [2022-03-01 16:57:32,927 INFO L933 BasicCegarLoop]: 234 mSDtfsCounter, 2631 mSDsluCounter, 2777 mSDsCounter, 0 mSdLazyCounter, 2918 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2631 SdHoareTripleChecker+Valid, 3005 SdHoareTripleChecker+Invalid, 3047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 2918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:32,927 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2631 Valid, 3005 Invalid, 3047 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 2918 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:57:32,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5856 states. [2022-03-01 16:57:32,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5856 to 3730. [2022-03-01 16:57:32,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3730 states, 3711 states have (on average 1.917272972244678) internal successors, (7115), 3729 states have internal predecessors, (7115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:32,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3730 states to 3730 states and 7115 transitions. [2022-03-01 16:57:32,965 INFO L78 Accepts]: Start accepts. Automaton has 3730 states and 7115 transitions. Word has length 230 [2022-03-01 16:57:32,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:32,965 INFO L470 AbstractCegarLoop]: Abstraction has 3730 states and 7115 transitions. [2022-03-01 16:57:32,965 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:32,965 INFO L276 IsEmpty]: Start isEmpty. Operand 3730 states and 7115 transitions. [2022-03-01 16:57:32,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-01 16:57:32,967 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:32,967 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:32,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-01 16:57:32,967 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:57:32,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:32,967 INFO L85 PathProgramCache]: Analyzing trace with hash 115879005, now seen corresponding path program 5 times [2022-03-01 16:57:32,968 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:32,968 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130296750] [2022-03-01 16:57:32,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:32,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:33,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:33,852 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:57:33,852 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:33,852 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130296750] [2022-03-01 16:57:33,852 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130296750] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:33,852 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:33,852 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:57:33,852 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677729035] [2022-03-01 16:57:33,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:33,853 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:57:33,853 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:33,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:57:33,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=774, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:57:33,853 INFO L87 Difference]: Start difference. First operand 3730 states and 7115 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:36,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:36,747 INFO L93 Difference]: Finished difference Result 5864 states and 11304 transitions. [2022-03-01 16:57:36,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-01 16:57:36,747 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-01 16:57:36,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:36,754 INFO L225 Difference]: With dead ends: 5864 [2022-03-01 16:57:36,754 INFO L226 Difference]: Without dead ends: 5864 [2022-03-01 16:57:36,754 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 795 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=689, Invalid=3471, Unknown=0, NotChecked=0, Total=4160 [2022-03-01 16:57:36,754 INFO L933 BasicCegarLoop]: 246 mSDtfsCounter, 2575 mSDsluCounter, 3233 mSDsCounter, 0 mSdLazyCounter, 3349 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2575 SdHoareTripleChecker+Valid, 3473 SdHoareTripleChecker+Invalid, 3476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 3349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:36,754 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2575 Valid, 3473 Invalid, 3476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 3349 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:57:36,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5864 states. [2022-03-01 16:57:36,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5864 to 3740. [2022-03-01 16:57:36,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3740 states, 3721 states have (on average 1.917495296963182) internal successors, (7135), 3739 states have internal predecessors, (7135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:36,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 3740 states and 7135 transitions. [2022-03-01 16:57:36,796 INFO L78 Accepts]: Start accepts. Automaton has 3740 states and 7135 transitions. Word has length 230 [2022-03-01 16:57:36,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:36,797 INFO L470 AbstractCegarLoop]: Abstraction has 3740 states and 7135 transitions. [2022-03-01 16:57:36,797 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:36,797 INFO L276 IsEmpty]: Start isEmpty. Operand 3740 states and 7135 transitions. [2022-03-01 16:57:36,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-01 16:57:36,799 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:36,799 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:36,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-01 16:57:36,799 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:57:36,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:36,799 INFO L85 PathProgramCache]: Analyzing trace with hash -1306918597, now seen corresponding path program 6 times [2022-03-01 16:57:36,799 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:36,799 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124001686] [2022-03-01 16:57:36,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:36,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:36,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:37,493 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:57:37,493 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:37,493 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124001686] [2022-03-01 16:57:37,493 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124001686] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:37,493 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:37,493 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:57:37,493 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710368560] [2022-03-01 16:57:37,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:37,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:57:37,494 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:37,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:57:37,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=755, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:57:37,494 INFO L87 Difference]: Start difference. First operand 3740 states and 7135 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:40,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:40,132 INFO L93 Difference]: Finished difference Result 6648 states and 12872 transitions. [2022-03-01 16:57:40,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-01 16:57:40,132 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-01 16:57:40,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:40,140 INFO L225 Difference]: With dead ends: 6648 [2022-03-01 16:57:40,140 INFO L226 Difference]: Without dead ends: 6648 [2022-03-01 16:57:40,141 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1432 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1062, Invalid=4790, Unknown=0, NotChecked=0, Total=5852 [2022-03-01 16:57:40,141 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 2686 mSDsluCounter, 3231 mSDsCounter, 0 mSdLazyCounter, 3613 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2686 SdHoareTripleChecker+Valid, 3495 SdHoareTripleChecker+Invalid, 3832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 3613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:40,142 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2686 Valid, 3495 Invalid, 3832 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 3613 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:57:40,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6648 states. [2022-03-01 16:57:40,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6648 to 3715. [2022-03-01 16:57:40,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3715 states, 3696 states have (on average 1.9169372294372293) internal successors, (7085), 3714 states have internal predecessors, (7085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:40,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3715 states to 3715 states and 7085 transitions. [2022-03-01 16:57:40,192 INFO L78 Accepts]: Start accepts. Automaton has 3715 states and 7085 transitions. Word has length 230 [2022-03-01 16:57:40,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:40,193 INFO L470 AbstractCegarLoop]: Abstraction has 3715 states and 7085 transitions. [2022-03-01 16:57:40,193 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:40,193 INFO L276 IsEmpty]: Start isEmpty. Operand 3715 states and 7085 transitions. [2022-03-01 16:57:40,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-01 16:57:40,194 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:40,195 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:40,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-01 16:57:40,195 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:57:40,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:40,195 INFO L85 PathProgramCache]: Analyzing trace with hash -921156269, now seen corresponding path program 7 times [2022-03-01 16:57:40,195 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:40,195 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913254781] [2022-03-01 16:57:40,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:40,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:40,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:40,863 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:57:40,863 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:40,863 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913254781] [2022-03-01 16:57:40,863 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913254781] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:40,864 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:40,864 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:57:40,864 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028785166] [2022-03-01 16:57:40,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:40,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:57:40,864 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:40,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:57:40,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:57:40,865 INFO L87 Difference]: Start difference. First operand 3715 states and 7085 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:43,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:43,202 INFO L93 Difference]: Finished difference Result 4853 states and 9319 transitions. [2022-03-01 16:57:43,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-01 16:57:43,202 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-01 16:57:43,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:43,207 INFO L225 Difference]: With dead ends: 4853 [2022-03-01 16:57:43,207 INFO L226 Difference]: Without dead ends: 4853 [2022-03-01 16:57:43,208 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 751 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=636, Invalid=3270, Unknown=0, NotChecked=0, Total=3906 [2022-03-01 16:57:43,208 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 1944 mSDsluCounter, 2525 mSDsCounter, 0 mSdLazyCounter, 2512 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1944 SdHoareTripleChecker+Valid, 2784 SdHoareTripleChecker+Invalid, 2625 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 2512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:43,208 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1944 Valid, 2784 Invalid, 2625 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 2512 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:57:43,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4853 states. [2022-03-01 16:57:43,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4853 to 3773. [2022-03-01 16:57:43,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3773 states, 3754 states have (on average 1.9182205647309536) internal successors, (7201), 3772 states have internal predecessors, (7201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:43,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 3773 states and 7201 transitions. [2022-03-01 16:57:43,253 INFO L78 Accepts]: Start accepts. Automaton has 3773 states and 7201 transitions. Word has length 230 [2022-03-01 16:57:43,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:43,253 INFO L470 AbstractCegarLoop]: Abstraction has 3773 states and 7201 transitions. [2022-03-01 16:57:43,253 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:43,253 INFO L276 IsEmpty]: Start isEmpty. Operand 3773 states and 7201 transitions. [2022-03-01 16:57:43,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-01 16:57:43,255 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:43,255 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:43,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-01 16:57:43,255 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:57:43,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:43,256 INFO L85 PathProgramCache]: Analyzing trace with hash -417026635, now seen corresponding path program 8 times [2022-03-01 16:57:43,256 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:43,256 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723307468] [2022-03-01 16:57:43,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:43,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:43,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:43,888 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:57:43,888 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:43,888 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723307468] [2022-03-01 16:57:43,889 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723307468] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:43,889 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:43,889 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:57:43,889 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107738723] [2022-03-01 16:57:43,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:43,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:57:43,889 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:43,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:57:43,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:57:43,889 INFO L87 Difference]: Start difference. First operand 3773 states and 7201 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:45,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:45,625 INFO L93 Difference]: Finished difference Result 4819 states and 9254 transitions. [2022-03-01 16:57:45,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-01 16:57:45,625 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-01 16:57:45,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:45,630 INFO L225 Difference]: With dead ends: 4819 [2022-03-01 16:57:45,630 INFO L226 Difference]: Without dead ends: 4819 [2022-03-01 16:57:45,630 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 666 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=600, Invalid=2940, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:57:45,631 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 1543 mSDsluCounter, 3575 mSDsCounter, 0 mSdLazyCounter, 3347 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1543 SdHoareTripleChecker+Valid, 3828 SdHoareTripleChecker+Invalid, 3452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 3347 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:45,631 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1543 Valid, 3828 Invalid, 3452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 3347 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:57:45,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4819 states. [2022-03-01 16:57:45,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4819 to 3764. [2022-03-01 16:57:45,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3764 states, 3745 states have (on average 1.9180240320427235) internal successors, (7183), 3763 states have internal predecessors, (7183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:45,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3764 states to 3764 states and 7183 transitions. [2022-03-01 16:57:45,666 INFO L78 Accepts]: Start accepts. Automaton has 3764 states and 7183 transitions. Word has length 230 [2022-03-01 16:57:45,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:45,666 INFO L470 AbstractCegarLoop]: Abstraction has 3764 states and 7183 transitions. [2022-03-01 16:57:45,666 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:45,666 INFO L276 IsEmpty]: Start isEmpty. Operand 3764 states and 7183 transitions. [2022-03-01 16:57:45,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-01 16:57:45,668 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:45,668 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:45,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-03-01 16:57:45,668 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:57:45,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:45,669 INFO L85 PathProgramCache]: Analyzing trace with hash -1839824237, now seen corresponding path program 9 times [2022-03-01 16:57:45,669 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:45,669 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824878183] [2022-03-01 16:57:45,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:45,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:45,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:46,258 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:57:46,258 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:46,258 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824878183] [2022-03-01 16:57:46,258 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824878183] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:46,258 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:46,258 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:57:46,258 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500169137] [2022-03-01 16:57:46,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:46,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:57:46,259 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:46,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:57:46,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=716, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:57:46,259 INFO L87 Difference]: Start difference. First operand 3764 states and 7183 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:48,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:48,160 INFO L93 Difference]: Finished difference Result 4938 states and 9489 transitions. [2022-03-01 16:57:48,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 16:57:48,160 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-01 16:57:48,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:48,166 INFO L225 Difference]: With dead ends: 4938 [2022-03-01 16:57:48,166 INFO L226 Difference]: Without dead ends: 4938 [2022-03-01 16:57:48,167 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1048 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=727, Invalid=3965, Unknown=0, NotChecked=0, Total=4692 [2022-03-01 16:57:48,167 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 2177 mSDsluCounter, 2956 mSDsCounter, 0 mSdLazyCounter, 3364 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2177 SdHoareTripleChecker+Valid, 3256 SdHoareTripleChecker+Invalid, 3507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 3364 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:48,167 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2177 Valid, 3256 Invalid, 3507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 3364 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:57:48,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4938 states. [2022-03-01 16:57:48,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4938 to 3725. [2022-03-01 16:57:48,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3725 states, 3706 states have (on average 1.9171613599568267) internal successors, (7105), 3724 states have internal predecessors, (7105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:48,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 3725 states and 7105 transitions. [2022-03-01 16:57:48,208 INFO L78 Accepts]: Start accepts. Automaton has 3725 states and 7105 transitions. Word has length 230 [2022-03-01 16:57:48,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:48,209 INFO L470 AbstractCegarLoop]: Abstraction has 3725 states and 7105 transitions. [2022-03-01 16:57:48,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:48,209 INFO L276 IsEmpty]: Start isEmpty. Operand 3725 states and 7105 transitions. [2022-03-01 16:57:48,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-01 16:57:48,210 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:48,211 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:48,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-01 16:57:48,211 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:57:48,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:48,211 INFO L85 PathProgramCache]: Analyzing trace with hash 494887925, now seen corresponding path program 10 times [2022-03-01 16:57:48,211 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:48,211 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872253725] [2022-03-01 16:57:48,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:48,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:48,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:48,779 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:57:48,779 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:48,779 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872253725] [2022-03-01 16:57:48,779 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [872253725] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:48,779 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:48,780 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:57:48,780 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925538027] [2022-03-01 16:57:48,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:48,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:57:48,780 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:48,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:57:48,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=758, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:57:48,780 INFO L87 Difference]: Start difference. First operand 3725 states and 7105 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:50,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:50,749 INFO L93 Difference]: Finished difference Result 5619 states and 10851 transitions. [2022-03-01 16:57:50,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-01 16:57:50,750 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-01 16:57:50,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:50,756 INFO L225 Difference]: With dead ends: 5619 [2022-03-01 16:57:50,756 INFO L226 Difference]: Without dead ends: 5619 [2022-03-01 16:57:50,757 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 835 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=705, Invalid=3201, Unknown=0, NotChecked=0, Total=3906 [2022-03-01 16:57:50,757 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 2505 mSDsluCounter, 3434 mSDsCounter, 0 mSdLazyCounter, 3535 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2505 SdHoareTripleChecker+Valid, 3694 SdHoareTripleChecker+Invalid, 3696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 3535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:50,757 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2505 Valid, 3694 Invalid, 3696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 3535 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:57:50,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5619 states. [2022-03-01 16:57:50,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5619 to 3751. [2022-03-01 16:57:50,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3751 states, 3732 states have (on average 1.917738478027867) internal successors, (7157), 3750 states have internal predecessors, (7157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:50,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3751 states to 3751 states and 7157 transitions. [2022-03-01 16:57:50,820 INFO L78 Accepts]: Start accepts. Automaton has 3751 states and 7157 transitions. Word has length 230 [2022-03-01 16:57:50,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:50,820 INFO L470 AbstractCegarLoop]: Abstraction has 3751 states and 7157 transitions. [2022-03-01 16:57:50,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:50,820 INFO L276 IsEmpty]: Start isEmpty. Operand 3751 states and 7157 transitions. [2022-03-01 16:57:50,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-01 16:57:50,823 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:50,823 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:50,823 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-01 16:57:50,823 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:57:50,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:50,824 INFO L85 PathProgramCache]: Analyzing trace with hash 999017559, now seen corresponding path program 11 times [2022-03-01 16:57:50,824 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:50,824 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241477252] [2022-03-01 16:57:50,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:50,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:51,403 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:57:51,403 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:51,403 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241477252] [2022-03-01 16:57:51,403 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241477252] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:51,403 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:51,403 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:57:51,403 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941700424] [2022-03-01 16:57:51,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:51,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:57:51,404 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:51,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:57:51,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=758, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:57:51,404 INFO L87 Difference]: Start difference. First operand 3751 states and 7157 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:53,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:53,459 INFO L93 Difference]: Finished difference Result 5618 states and 10849 transitions. [2022-03-01 16:57:53,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-01 16:57:53,459 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-01 16:57:53,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:53,465 INFO L225 Difference]: With dead ends: 5618 [2022-03-01 16:57:53,465 INFO L226 Difference]: Without dead ends: 5618 [2022-03-01 16:57:53,465 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 899 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=802, Invalid=3488, Unknown=0, NotChecked=0, Total=4290 [2022-03-01 16:57:53,466 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 2600 mSDsluCounter, 3440 mSDsCounter, 0 mSdLazyCounter, 3324 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2600 SdHoareTripleChecker+Valid, 3703 SdHoareTripleChecker+Invalid, 3515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 3324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:53,466 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2600 Valid, 3703 Invalid, 3515 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 3324 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:57:53,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5618 states. [2022-03-01 16:57:53,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5618 to 3738. [2022-03-01 16:57:53,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3738 states, 3719 states have (on average 1.9174509276687282) internal successors, (7131), 3737 states have internal predecessors, (7131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:53,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3738 states to 3738 states and 7131 transitions. [2022-03-01 16:57:53,504 INFO L78 Accepts]: Start accepts. Automaton has 3738 states and 7131 transitions. Word has length 230 [2022-03-01 16:57:53,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:53,504 INFO L470 AbstractCegarLoop]: Abstraction has 3738 states and 7131 transitions. [2022-03-01 16:57:53,505 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:53,505 INFO L276 IsEmpty]: Start isEmpty. Operand 3738 states and 7131 transitions. [2022-03-01 16:57:53,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-01 16:57:53,506 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:53,506 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:53,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-01 16:57:53,507 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:57:53,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:53,507 INFO L85 PathProgramCache]: Analyzing trace with hash -423780043, now seen corresponding path program 12 times [2022-03-01 16:57:53,507 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:53,507 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371956378] [2022-03-01 16:57:53,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:53,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:54,012 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:57:54,012 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:54,012 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371956378] [2022-03-01 16:57:54,012 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371956378] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:54,012 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:54,012 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:57:54,012 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977021382] [2022-03-01 16:57:54,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:54,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:57:54,012 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:54,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:57:54,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=750, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:57:54,013 INFO L87 Difference]: Start difference. First operand 3738 states and 7131 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:56,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:56,609 INFO L93 Difference]: Finished difference Result 5672 states and 10957 transitions. [2022-03-01 16:57:56,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-01 16:57:56,609 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-01 16:57:56,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:56,615 INFO L225 Difference]: With dead ends: 5672 [2022-03-01 16:57:56,615 INFO L226 Difference]: Without dead ends: 5672 [2022-03-01 16:57:56,616 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1413 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=955, Invalid=4447, Unknown=0, NotChecked=0, Total=5402 [2022-03-01 16:57:56,616 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 2604 mSDsluCounter, 3262 mSDsCounter, 0 mSdLazyCounter, 3950 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2604 SdHoareTripleChecker+Valid, 3581 SdHoareTripleChecker+Invalid, 4171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 3950 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:56,616 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2604 Valid, 3581 Invalid, 4171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 3950 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:57:56,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5672 states. [2022-03-01 16:57:56,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5672 to 3705. [2022-03-01 16:57:56,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3705 states, 3686 states have (on average 1.9167118827997829) internal successors, (7065), 3704 states have internal predecessors, (7065), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:56,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3705 states to 3705 states and 7065 transitions. [2022-03-01 16:57:56,656 INFO L78 Accepts]: Start accepts. Automaton has 3705 states and 7065 transitions. Word has length 230 [2022-03-01 16:57:56,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:56,656 INFO L470 AbstractCegarLoop]: Abstraction has 3705 states and 7065 transitions. [2022-03-01 16:57:56,656 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:56,656 INFO L276 IsEmpty]: Start isEmpty. Operand 3705 states and 7065 transitions. [2022-03-01 16:57:56,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-01 16:57:56,659 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:56,659 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:56,659 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-01 16:57:56,659 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:57:56,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:56,659 INFO L85 PathProgramCache]: Analyzing trace with hash 923569847, now seen corresponding path program 13 times [2022-03-01 16:57:56,660 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:56,660 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773374833] [2022-03-01 16:57:56,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:56,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:56,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:57,127 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:57:57,128 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:57,128 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773374833] [2022-03-01 16:57:57,128 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [773374833] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:57,128 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:57,128 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:57:57,128 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451393428] [2022-03-01 16:57:57,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:57,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:57:57,128 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:57,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:57:57,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:57:57,129 INFO L87 Difference]: Start difference. First operand 3705 states and 7065 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:58,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:58,801 INFO L93 Difference]: Finished difference Result 4822 states and 9256 transitions. [2022-03-01 16:57:58,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-01 16:57:58,801 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-01 16:57:58,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:58,806 INFO L225 Difference]: With dead ends: 4822 [2022-03-01 16:57:58,806 INFO L226 Difference]: Without dead ends: 4822 [2022-03-01 16:57:58,807 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 894 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=658, Invalid=3632, Unknown=0, NotChecked=0, Total=4290 [2022-03-01 16:57:58,807 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1896 mSDsluCounter, 2897 mSDsCounter, 0 mSdLazyCounter, 2829 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1896 SdHoareTripleChecker+Valid, 3178 SdHoareTripleChecker+Invalid, 2939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 2829 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:58,807 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1896 Valid, 3178 Invalid, 2939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 2829 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:57:58,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4822 states. [2022-03-01 16:57:58,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4822 to 3743. [2022-03-01 16:57:58,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3743 states, 3724 states have (on average 1.917561761546724) internal successors, (7141), 3742 states have internal predecessors, (7141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:58,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3743 states to 3743 states and 7141 transitions. [2022-03-01 16:57:58,845 INFO L78 Accepts]: Start accepts. Automaton has 3743 states and 7141 transitions. Word has length 230 [2022-03-01 16:57:58,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:58,845 INFO L470 AbstractCegarLoop]: Abstraction has 3743 states and 7141 transitions. [2022-03-01 16:57:58,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:58,845 INFO L276 IsEmpty]: Start isEmpty. Operand 3743 states and 7141 transitions. [2022-03-01 16:57:58,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-01 16:57:58,847 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:58,847 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:58,847 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-01 16:57:58,847 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:57:58,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:58,848 INFO L85 PathProgramCache]: Analyzing trace with hash 1427699481, now seen corresponding path program 14 times [2022-03-01 16:57:58,848 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:58,848 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008061321] [2022-03-01 16:57:58,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:58,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:58,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:59,464 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:57:59,465 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:59,465 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008061321] [2022-03-01 16:57:59,465 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008061321] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:59,465 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:59,465 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:57:59,465 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911770481] [2022-03-01 16:57:59,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:59,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:57:59,465 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:59,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:57:59,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:57:59,466 INFO L87 Difference]: Start difference. First operand 3743 states and 7141 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:02,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:02,223 INFO L93 Difference]: Finished difference Result 4827 states and 9266 transitions. [2022-03-01 16:58:02,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 16:58:02,223 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-01 16:58:02,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:02,229 INFO L225 Difference]: With dead ends: 4827 [2022-03-01 16:58:02,229 INFO L226 Difference]: Without dead ends: 4827 [2022-03-01 16:58:02,229 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 979 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=678, Invalid=3744, Unknown=0, NotChecked=0, Total=4422 [2022-03-01 16:58:02,229 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 2027 mSDsluCounter, 3606 mSDsCounter, 0 mSdLazyCounter, 3277 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2027 SdHoareTripleChecker+Valid, 3891 SdHoareTripleChecker+Invalid, 3393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 3277 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:02,230 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2027 Valid, 3891 Invalid, 3393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 3277 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:58:02,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4827 states. [2022-03-01 16:58:02,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4827 to 3734. [2022-03-01 16:58:02,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3734 states, 3715 states have (on average 1.9173620457604308) internal successors, (7123), 3733 states have internal predecessors, (7123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:02,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 3734 states and 7123 transitions. [2022-03-01 16:58:02,271 INFO L78 Accepts]: Start accepts. Automaton has 3734 states and 7123 transitions. Word has length 230 [2022-03-01 16:58:02,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:02,271 INFO L470 AbstractCegarLoop]: Abstraction has 3734 states and 7123 transitions. [2022-03-01 16:58:02,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:02,271 INFO L276 IsEmpty]: Start isEmpty. Operand 3734 states and 7123 transitions. [2022-03-01 16:58:02,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-01 16:58:02,273 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:02,273 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:02,273 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-01 16:58:02,273 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:58:02,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:02,273 INFO L85 PathProgramCache]: Analyzing trace with hash 4901879, now seen corresponding path program 15 times [2022-03-01 16:58:02,273 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:02,273 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15620524] [2022-03-01 16:58:02,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:02,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:02,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:02,929 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:58:02,930 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:02,930 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15620524] [2022-03-01 16:58:02,930 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15620524] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:02,930 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:02,930 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:58:02,930 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651383602] [2022-03-01 16:58:02,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:02,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:58:02,930 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:02,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:58:02,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=722, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:58:02,931 INFO L87 Difference]: Start difference. First operand 3734 states and 7123 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:05,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:05,378 INFO L93 Difference]: Finished difference Result 4907 states and 9426 transitions. [2022-03-01 16:58:05,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-01 16:58:05,378 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-01 16:58:05,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:05,385 INFO L225 Difference]: With dead ends: 4907 [2022-03-01 16:58:05,385 INFO L226 Difference]: Without dead ends: 4907 [2022-03-01 16:58:05,386 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1147 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=792, Invalid=4610, Unknown=0, NotChecked=0, Total=5402 [2022-03-01 16:58:05,386 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 2184 mSDsluCounter, 2804 mSDsCounter, 0 mSdLazyCounter, 3020 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2184 SdHoareTripleChecker+Valid, 3125 SdHoareTripleChecker+Invalid, 3171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 3020 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:05,386 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2184 Valid, 3125 Invalid, 3171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 3020 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:58:05,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4907 states. [2022-03-01 16:58:05,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4907 to 3701. [2022-03-01 16:58:05,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3701 states, 3682 states have (on average 1.916621401412276) internal successors, (7057), 3700 states have internal predecessors, (7057), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:05,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3701 states to 3701 states and 7057 transitions. [2022-03-01 16:58:05,435 INFO L78 Accepts]: Start accepts. Automaton has 3701 states and 7057 transitions. Word has length 230 [2022-03-01 16:58:05,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:05,435 INFO L470 AbstractCegarLoop]: Abstraction has 3701 states and 7057 transitions. [2022-03-01 16:58:05,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:05,435 INFO L276 IsEmpty]: Start isEmpty. Operand 3701 states and 7057 transitions. [2022-03-01 16:58:05,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-01 16:58:05,436 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:05,437 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:05,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-01 16:58:05,437 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:58:05,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:05,437 INFO L85 PathProgramCache]: Analyzing trace with hash -1955353255, now seen corresponding path program 16 times [2022-03-01 16:58:05,437 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:05,437 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253559530] [2022-03-01 16:58:05,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:05,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:05,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:06,175 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:58:06,175 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:06,175 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253559530] [2022-03-01 16:58:06,175 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253559530] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:06,176 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:06,176 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:58:06,176 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505820409] [2022-03-01 16:58:06,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:06,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:58:06,176 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:06,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:58:06,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=759, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:58:06,176 INFO L87 Difference]: Start difference. First operand 3701 states and 7057 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:08,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:08,173 INFO L93 Difference]: Finished difference Result 5000 states and 9572 transitions. [2022-03-01 16:58:08,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-01 16:58:08,173 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-01 16:58:08,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:08,178 INFO L225 Difference]: With dead ends: 5000 [2022-03-01 16:58:08,178 INFO L226 Difference]: Without dead ends: 5000 [2022-03-01 16:58:08,179 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1106 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=810, Invalid=3882, Unknown=0, NotChecked=0, Total=4692 [2022-03-01 16:58:08,179 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 2356 mSDsluCounter, 2569 mSDsCounter, 0 mSdLazyCounter, 2672 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2356 SdHoareTripleChecker+Valid, 2832 SdHoareTripleChecker+Invalid, 2864 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 2672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:08,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2356 Valid, 2832 Invalid, 2864 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 2672 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:58:08,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5000 states. [2022-03-01 16:58:08,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5000 to 3727. [2022-03-01 16:58:08,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3727 states, 3708 states have (on average 1.9172060409924487) internal successors, (7109), 3726 states have internal predecessors, (7109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:08,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3727 states to 3727 states and 7109 transitions. [2022-03-01 16:58:08,216 INFO L78 Accepts]: Start accepts. Automaton has 3727 states and 7109 transitions. Word has length 230 [2022-03-01 16:58:08,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:08,216 INFO L470 AbstractCegarLoop]: Abstraction has 3727 states and 7109 transitions. [2022-03-01 16:58:08,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:08,216 INFO L276 IsEmpty]: Start isEmpty. Operand 3727 states and 7109 transitions. [2022-03-01 16:58:08,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-01 16:58:08,217 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:08,218 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:08,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-01 16:58:08,218 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:58:08,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:08,218 INFO L85 PathProgramCache]: Analyzing trace with hash -1451223621, now seen corresponding path program 17 times [2022-03-01 16:58:08,218 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:08,218 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106090255] [2022-03-01 16:58:08,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:08,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:08,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:08,784 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:58:08,784 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:08,784 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106090255] [2022-03-01 16:58:08,784 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106090255] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:08,784 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:08,784 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:58:08,784 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162685390] [2022-03-01 16:58:08,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:08,785 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:58:08,785 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:08,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:58:08,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=772, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:58:08,785 INFO L87 Difference]: Start difference. First operand 3727 states and 7109 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:11,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:11,328 INFO L93 Difference]: Finished difference Result 4999 states and 9570 transitions. [2022-03-01 16:58:11,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:58:11,328 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-01 16:58:11,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:11,333 INFO L225 Difference]: With dead ends: 4999 [2022-03-01 16:58:11,333 INFO L226 Difference]: Without dead ends: 4999 [2022-03-01 16:58:11,333 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1144 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=899, Invalid=4213, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:58:11,333 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 2543 mSDsluCounter, 3237 mSDsCounter, 0 mSdLazyCounter, 3262 mSolverCounterSat, 203 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2543 SdHoareTripleChecker+Valid, 3503 SdHoareTripleChecker+Invalid, 3465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 203 IncrementalHoareTripleChecker+Valid, 3262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:11,333 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2543 Valid, 3503 Invalid, 3465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 3262 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:58:11,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4999 states. [2022-03-01 16:58:11,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4999 to 3714. [2022-03-01 16:58:11,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3714 states, 3695 states have (on average 1.916914749661705) internal successors, (7083), 3713 states have internal predecessors, (7083), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:11,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3714 states to 3714 states and 7083 transitions. [2022-03-01 16:58:11,366 INFO L78 Accepts]: Start accepts. Automaton has 3714 states and 7083 transitions. Word has length 230 [2022-03-01 16:58:11,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:11,366 INFO L470 AbstractCegarLoop]: Abstraction has 3714 states and 7083 transitions. [2022-03-01 16:58:11,366 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:11,366 INFO L276 IsEmpty]: Start isEmpty. Operand 3714 states and 7083 transitions. [2022-03-01 16:58:11,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-01 16:58:11,367 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:11,368 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:11,368 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-03-01 16:58:11,368 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:58:11,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:11,368 INFO L85 PathProgramCache]: Analyzing trace with hash 1420946073, now seen corresponding path program 18 times [2022-03-01 16:58:11,368 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:11,368 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105341154] [2022-03-01 16:58:11,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:11,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:11,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:11,865 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:58:11,865 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:11,865 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105341154] [2022-03-01 16:58:11,866 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105341154] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:11,866 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:11,866 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:58:11,866 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893816474] [2022-03-01 16:58:11,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:11,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:58:11,866 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:11,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:58:11,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:58:11,867 INFO L87 Difference]: Start difference. First operand 3714 states and 7083 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:14,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:14,411 INFO L93 Difference]: Finished difference Result 4976 states and 9524 transitions. [2022-03-01 16:58:14,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-01 16:58:14,411 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-01 16:58:14,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:14,416 INFO L225 Difference]: With dead ends: 4976 [2022-03-01 16:58:14,416 INFO L226 Difference]: Without dead ends: 4976 [2022-03-01 16:58:14,417 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2034 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1200, Invalid=5940, Unknown=0, NotChecked=0, Total=7140 [2022-03-01 16:58:14,417 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 2516 mSDsluCounter, 3567 mSDsCounter, 0 mSdLazyCounter, 3789 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2516 SdHoareTripleChecker+Valid, 3870 SdHoareTripleChecker+Invalid, 4034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 3789 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:14,417 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2516 Valid, 3870 Invalid, 4034 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 3789 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:58:14,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4976 states. [2022-03-01 16:58:14,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4976 to 3606. [2022-03-01 16:58:14,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3606 states, 3587 states have (on average 1.9144131586283804) internal successors, (6867), 3605 states have internal predecessors, (6867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:14,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 3606 states and 6867 transitions. [2022-03-01 16:58:14,451 INFO L78 Accepts]: Start accepts. Automaton has 3606 states and 6867 transitions. Word has length 230 [2022-03-01 16:58:14,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:14,451 INFO L470 AbstractCegarLoop]: Abstraction has 3606 states and 6867 transitions. [2022-03-01 16:58:14,452 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:14,452 INFO L276 IsEmpty]: Start isEmpty. Operand 3606 states and 6867 transitions. [2022-03-01 16:58:14,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-01 16:58:14,453 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:14,453 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:14,453 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-01 16:58:14,453 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:58:14,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:14,453 INFO L85 PathProgramCache]: Analyzing trace with hash -45407019, now seen corresponding path program 1 times [2022-03-01 16:58:14,454 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:14,454 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130606298] [2022-03-01 16:58:14,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:14,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:14,537 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:58:14,537 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:14,537 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130606298] [2022-03-01 16:58:14,538 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130606298] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:14,538 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:14,538 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:58:14,538 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840142004] [2022-03-01 16:58:14,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:14,538 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:58:14,538 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:14,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:58:14,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:58:14,539 INFO L87 Difference]: Start difference. First operand 3606 states and 6867 transitions. Second operand has 6 states, 5 states have (on average 37.0) internal successors, (185), 6 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:14,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:14,744 INFO L93 Difference]: Finished difference Result 3566 states and 6788 transitions. [2022-03-01 16:58:14,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:58:14,744 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 37.0) internal successors, (185), 6 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-01 16:58:14,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:14,747 INFO L225 Difference]: With dead ends: 3566 [2022-03-01 16:58:14,747 INFO L226 Difference]: Without dead ends: 3566 [2022-03-01 16:58:14,748 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 [2022-03-01 16:58:14,748 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 131 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 270 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 517 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:14,748 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [131 Valid, 517 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 270 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:58:14,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3566 states. [2022-03-01 16:58:14,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3566 to 3566. [2022-03-01 16:58:14,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3566 states, 3549 states have (on average 1.9126514511129895) internal successors, (6788), 3565 states have internal predecessors, (6788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:14,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 3566 states and 6788 transitions. [2022-03-01 16:58:14,776 INFO L78 Accepts]: Start accepts. Automaton has 3566 states and 6788 transitions. Word has length 230 [2022-03-01 16:58:14,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:14,777 INFO L470 AbstractCegarLoop]: Abstraction has 3566 states and 6788 transitions. [2022-03-01 16:58:14,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 37.0) internal successors, (185), 6 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:14,777 INFO L276 IsEmpty]: Start isEmpty. Operand 3566 states and 6788 transitions. [2022-03-01 16:58:14,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-01 16:58:14,778 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:14,778 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:14,778 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-01 16:58:14,778 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:58:14,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:14,779 INFO L85 PathProgramCache]: Analyzing trace with hash 304603882, now seen corresponding path program 1 times [2022-03-01 16:58:14,779 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:14,779 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092125632] [2022-03-01 16:58:14,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:14,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:14,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:15,581 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:58:15,581 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:15,581 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092125632] [2022-03-01 16:58:15,581 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092125632] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:15,581 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:15,581 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:58:15,581 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632344646] [2022-03-01 16:58:15,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:15,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:58:15,582 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:15,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:58:15,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:58:15,582 INFO L87 Difference]: Start difference. First operand 3566 states and 6788 transitions. Second operand has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:17,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:17,989 INFO L93 Difference]: Finished difference Result 5648 states and 10873 transitions. [2022-03-01 16:58:17,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-01 16:58:17,989 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-01 16:58:17,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:17,996 INFO L225 Difference]: With dead ends: 5648 [2022-03-01 16:58:17,996 INFO L226 Difference]: Without dead ends: 5648 [2022-03-01 16:58:17,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 627 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=593, Invalid=2947, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:58:17,997 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 2243 mSDsluCounter, 3869 mSDsCounter, 0 mSdLazyCounter, 3533 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2243 SdHoareTripleChecker+Valid, 4103 SdHoareTripleChecker+Invalid, 3644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 3533 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:17,997 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2243 Valid, 4103 Invalid, 3644 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 3533 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:58:18,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5648 states. [2022-03-01 16:58:18,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5648 to 3729. [2022-03-01 16:58:18,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3729 states, 3712 states have (on average 1.9164870689655173) internal successors, (7114), 3728 states have internal predecessors, (7114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:18,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3729 states to 3729 states and 7114 transitions. [2022-03-01 16:58:18,061 INFO L78 Accepts]: Start accepts. Automaton has 3729 states and 7114 transitions. Word has length 232 [2022-03-01 16:58:18,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:18,061 INFO L470 AbstractCegarLoop]: Abstraction has 3729 states and 7114 transitions. [2022-03-01 16:58:18,061 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:18,061 INFO L276 IsEmpty]: Start isEmpty. Operand 3729 states and 7114 transitions. [2022-03-01 16:58:18,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-01 16:58:18,063 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:18,063 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:18,063 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-01 16:58:18,063 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:58:18,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:18,063 INFO L85 PathProgramCache]: Analyzing trace with hash -10255200, now seen corresponding path program 2 times [2022-03-01 16:58:18,064 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:18,064 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679586985] [2022-03-01 16:58:18,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:18,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:18,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:18,839 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:58:18,839 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:18,839 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679586985] [2022-03-01 16:58:18,839 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679586985] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:18,840 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:18,840 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:58:18,840 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224672732] [2022-03-01 16:58:18,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:18,840 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:58:18,840 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:18,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:58:18,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=767, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:58:18,841 INFO L87 Difference]: Start difference. First operand 3729 states and 7114 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:21,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:21,253 INFO L93 Difference]: Finished difference Result 6374 states and 12325 transitions. [2022-03-01 16:58:21,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-01 16:58:21,253 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-01 16:58:21,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:21,259 INFO L225 Difference]: With dead ends: 6374 [2022-03-01 16:58:21,259 INFO L226 Difference]: Without dead ends: 6374 [2022-03-01 16:58:21,260 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 716 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=690, Invalid=3092, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:58:21,260 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 2942 mSDsluCounter, 2728 mSDsCounter, 0 mSdLazyCounter, 2690 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2942 SdHoareTripleChecker+Valid, 2962 SdHoareTripleChecker+Invalid, 2875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 2690 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:21,260 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2942 Valid, 2962 Invalid, 2875 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 2690 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:58:21,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6374 states. [2022-03-01 16:58:21,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6374 to 3745. [2022-03-01 16:58:21,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3745 states, 3728 states have (on average 1.9168454935622317) internal successors, (7146), 3744 states have internal predecessors, (7146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:21,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3745 states to 3745 states and 7146 transitions. [2022-03-01 16:58:21,300 INFO L78 Accepts]: Start accepts. Automaton has 3745 states and 7146 transitions. Word has length 232 [2022-03-01 16:58:21,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:21,300 INFO L470 AbstractCegarLoop]: Abstraction has 3745 states and 7146 transitions. [2022-03-01 16:58:21,300 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:21,300 INFO L276 IsEmpty]: Start isEmpty. Operand 3745 states and 7146 transitions. [2022-03-01 16:58:21,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-01 16:58:21,301 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:21,302 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:21,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-01 16:58:21,302 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:58:21,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:21,302 INFO L85 PathProgramCache]: Analyzing trace with hash 810058306, now seen corresponding path program 3 times [2022-03-01 16:58:21,302 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:21,302 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92056540] [2022-03-01 16:58:21,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:21,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:21,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:21,779 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:58:21,779 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:21,779 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92056540] [2022-03-01 16:58:21,780 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92056540] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:21,780 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:21,780 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:58:21,780 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51891332] [2022-03-01 16:58:21,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:21,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:58:21,780 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:21,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:58:21,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:58:21,780 INFO L87 Difference]: Start difference. First operand 3745 states and 7146 transitions. Second operand has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:23,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:23,530 INFO L93 Difference]: Finished difference Result 4853 states and 9320 transitions. [2022-03-01 16:58:23,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-01 16:58:23,530 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-01 16:58:23,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:23,536 INFO L225 Difference]: With dead ends: 4853 [2022-03-01 16:58:23,536 INFO L226 Difference]: Without dead ends: 4853 [2022-03-01 16:58:23,536 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 591 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=568, Invalid=2972, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:58:23,537 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 1998 mSDsluCounter, 3237 mSDsCounter, 0 mSdLazyCounter, 3161 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1998 SdHoareTripleChecker+Valid, 3492 SdHoareTripleChecker+Invalid, 3268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 3161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:23,537 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1998 Valid, 3492 Invalid, 3268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 3161 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:58:23,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4853 states. [2022-03-01 16:58:23,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4853 to 3787. [2022-03-01 16:58:23,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3787 states, 3770 states have (on average 1.9177718832891246) internal successors, (7230), 3786 states have internal predecessors, (7230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:23,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3787 states to 3787 states and 7230 transitions. [2022-03-01 16:58:23,582 INFO L78 Accepts]: Start accepts. Automaton has 3787 states and 7230 transitions. Word has length 232 [2022-03-01 16:58:23,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:23,582 INFO L470 AbstractCegarLoop]: Abstraction has 3787 states and 7230 transitions. [2022-03-01 16:58:23,582 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:23,582 INFO L276 IsEmpty]: Start isEmpty. Operand 3787 states and 7230 transitions. [2022-03-01 16:58:23,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-01 16:58:23,584 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:23,584 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:23,584 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-03-01 16:58:23,584 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:58:23,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:23,585 INFO L85 PathProgramCache]: Analyzing trace with hash -1717629414, now seen corresponding path program 4 times [2022-03-01 16:58:23,585 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:23,585 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344116474] [2022-03-01 16:58:23,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:23,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:23,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:24,091 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:58:24,092 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:24,092 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344116474] [2022-03-01 16:58:24,092 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344116474] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:24,092 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:24,092 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:58:24,092 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027971209] [2022-03-01 16:58:24,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:24,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:58:24,092 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:24,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:58:24,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=747, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:58:24,093 INFO L87 Difference]: Start difference. First operand 3787 states and 7230 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:26,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:26,138 INFO L93 Difference]: Finished difference Result 5579 states and 10772 transitions. [2022-03-01 16:58:26,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-01 16:58:26,139 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-01 16:58:26,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:26,146 INFO L225 Difference]: With dead ends: 5579 [2022-03-01 16:58:26,146 INFO L226 Difference]: Without dead ends: 5579 [2022-03-01 16:58:26,146 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 877 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=682, Invalid=3100, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:58:26,146 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 2530 mSDsluCounter, 2977 mSDsCounter, 0 mSdLazyCounter, 3459 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2530 SdHoareTripleChecker+Valid, 3237 SdHoareTripleChecker+Invalid, 3609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 3459 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:26,146 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2530 Valid, 3237 Invalid, 3609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 3459 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:58:26,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5579 states. [2022-03-01 16:58:26,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5579 to 3735. [2022-03-01 16:58:26,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3735 states, 3718 states have (on average 1.9166218396987629) internal successors, (7126), 3734 states have internal predecessors, (7126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:26,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3735 states to 3735 states and 7126 transitions. [2022-03-01 16:58:26,192 INFO L78 Accepts]: Start accepts. Automaton has 3735 states and 7126 transitions. Word has length 232 [2022-03-01 16:58:26,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:26,192 INFO L470 AbstractCegarLoop]: Abstraction has 3735 states and 7126 transitions. [2022-03-01 16:58:26,193 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:26,193 INFO L276 IsEmpty]: Start isEmpty. Operand 3735 states and 7126 transitions. [2022-03-01 16:58:26,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-01 16:58:26,194 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:26,194 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:26,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-01 16:58:26,195 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:58:26,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:26,195 INFO L85 PathProgramCache]: Analyzing trace with hash -229637466, now seen corresponding path program 5 times [2022-03-01 16:58:26,195 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:26,195 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208990838] [2022-03-01 16:58:26,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:26,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:26,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:26,668 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:58:26,668 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:26,668 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208990838] [2022-03-01 16:58:26,668 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208990838] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:26,668 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:26,668 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-01 16:58:26,668 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904212679] [2022-03-01 16:58:26,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:26,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 16:58:26,669 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:26,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 16:58:26,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:58:26,669 INFO L87 Difference]: Start difference. First operand 3735 states and 7126 transitions. Second operand has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:28,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:28,577 INFO L93 Difference]: Finished difference Result 4822 states and 9257 transitions. [2022-03-01 16:58:28,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-01 16:58:28,578 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-01 16:58:28,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:28,583 INFO L225 Difference]: With dead ends: 4822 [2022-03-01 16:58:28,583 INFO L226 Difference]: Without dead ends: 4822 [2022-03-01 16:58:28,583 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 776 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=639, Invalid=3521, Unknown=0, NotChecked=0, Total=4160 [2022-03-01 16:58:28,583 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 1985 mSDsluCounter, 3831 mSDsCounter, 0 mSdLazyCounter, 3444 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1985 SdHoareTripleChecker+Valid, 4108 SdHoareTripleChecker+Invalid, 3553 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 3444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:28,583 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1985 Valid, 4108 Invalid, 3553 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 3444 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:58:28,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4822 states. [2022-03-01 16:58:28,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4822 to 3763. [2022-03-01 16:58:28,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3763 states, 3746 states have (on average 1.9172450613988254) internal successors, (7182), 3762 states have internal predecessors, (7182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:28,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3763 states to 3763 states and 7182 transitions. [2022-03-01 16:58:28,618 INFO L78 Accepts]: Start accepts. Automaton has 3763 states and 7182 transitions. Word has length 232 [2022-03-01 16:58:28,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:28,618 INFO L470 AbstractCegarLoop]: Abstraction has 3763 states and 7182 transitions. [2022-03-01 16:58:28,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:28,618 INFO L276 IsEmpty]: Start isEmpty. Operand 3763 states and 7182 transitions. [2022-03-01 16:58:28,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-01 16:58:28,620 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:28,620 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:28,620 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-01 16:58:28,620 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:58:28,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:28,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1537642110, now seen corresponding path program 6 times [2022-03-01 16:58:28,620 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:28,620 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573899648] [2022-03-01 16:58:28,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:28,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:28,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:29,116 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:58:29,116 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:29,116 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573899648] [2022-03-01 16:58:29,116 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573899648] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:29,117 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:29,117 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:58:29,117 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536028963] [2022-03-01 16:58:29,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:29,117 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:58:29,117 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:29,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:58:29,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=753, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:58:29,117 INFO L87 Difference]: Start difference. First operand 3763 states and 7182 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:31,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:31,132 INFO L93 Difference]: Finished difference Result 4966 states and 9506 transitions. [2022-03-01 16:58:31,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 16:58:31,133 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-01 16:58:31,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:31,138 INFO L225 Difference]: With dead ends: 4966 [2022-03-01 16:58:31,139 INFO L226 Difference]: Without dead ends: 4966 [2022-03-01 16:58:31,139 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1066 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=777, Invalid=3779, Unknown=0, NotChecked=0, Total=4556 [2022-03-01 16:58:31,139 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 2587 mSDsluCounter, 2929 mSDsCounter, 0 mSdLazyCounter, 3081 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2587 SdHoareTripleChecker+Valid, 3189 SdHoareTripleChecker+Invalid, 3262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 3081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:31,139 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2587 Valid, 3189 Invalid, 3262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 3081 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:58:31,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4966 states. [2022-03-01 16:58:31,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4966 to 3603. [2022-03-01 16:58:31,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3603 states, 3586 states have (on average 1.913552704963748) internal successors, (6862), 3602 states have internal predecessors, (6862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:31,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 6862 transitions. [2022-03-01 16:58:31,175 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 6862 transitions. Word has length 232 [2022-03-01 16:58:31,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:31,176 INFO L470 AbstractCegarLoop]: Abstraction has 3603 states and 6862 transitions. [2022-03-01 16:58:31,176 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:31,176 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 6862 transitions. [2022-03-01 16:58:31,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-01 16:58:31,177 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:31,177 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:31,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-03-01 16:58:31,177 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:58:31,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:31,178 INFO L85 PathProgramCache]: Analyzing trace with hash -58540236, now seen corresponding path program 7 times [2022-03-01 16:58:31,178 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:31,178 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33785126] [2022-03-01 16:58:31,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:31,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:31,933 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:58:31,933 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:31,933 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33785126] [2022-03-01 16:58:31,933 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [33785126] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:31,933 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:31,933 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:58:31,933 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364320847] [2022-03-01 16:58:31,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:31,934 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:58:31,934 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:31,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:58:31,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=752, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:58:31,934 INFO L87 Difference]: Start difference. First operand 3603 states and 6862 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:35,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:35,061 INFO L93 Difference]: Finished difference Result 3963 states and 7539 transitions. [2022-03-01 16:58:35,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:58:35,061 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-01 16:58:35,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:35,066 INFO L225 Difference]: With dead ends: 3963 [2022-03-01 16:58:35,066 INFO L226 Difference]: Without dead ends: 3963 [2022-03-01 16:58:35,067 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1313 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=861, Invalid=4251, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:58:35,068 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 2300 mSDsluCounter, 3160 mSDsCounter, 0 mSdLazyCounter, 3356 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2300 SdHoareTripleChecker+Valid, 3404 SdHoareTripleChecker+Invalid, 3567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 3356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:35,068 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2300 Valid, 3404 Invalid, 3567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 3356 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:58:35,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3963 states. [2022-03-01 16:58:35,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3963 to 3603. [2022-03-01 16:58:35,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3603 states, 3586 states have (on average 1.913552704963748) internal successors, (6862), 3602 states have internal predecessors, (6862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:35,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 6862 transitions. [2022-03-01 16:58:35,110 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 6862 transitions. Word has length 232 [2022-03-01 16:58:35,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:35,110 INFO L470 AbstractCegarLoop]: Abstraction has 3603 states and 6862 transitions. [2022-03-01 16:58:35,110 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:35,110 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 6862 transitions. [2022-03-01 16:58:35,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-01 16:58:35,111 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:35,112 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:35,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-03-01 16:58:35,112 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:58:35,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:35,112 INFO L85 PathProgramCache]: Analyzing trace with hash 1271387926, now seen corresponding path program 8 times [2022-03-01 16:58:35,112 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:35,112 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423002807] [2022-03-01 16:58:35,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:35,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:35,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:35,922 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:58:35,923 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:35,923 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423002807] [2022-03-01 16:58:35,923 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423002807] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:35,923 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:35,923 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:58:35,923 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483311522] [2022-03-01 16:58:35,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:35,923 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:58:35,923 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:35,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:58:35,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=756, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:58:35,924 INFO L87 Difference]: Start difference. First operand 3603 states and 6862 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:38,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:38,155 INFO L93 Difference]: Finished difference Result 3906 states and 7425 transitions. [2022-03-01 16:58:38,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:58:38,155 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-01 16:58:38,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:38,159 INFO L225 Difference]: With dead ends: 3906 [2022-03-01 16:58:38,159 INFO L226 Difference]: Without dead ends: 3906 [2022-03-01 16:58:38,159 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1239 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=840, Invalid=4272, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:58:38,159 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 2530 mSDsluCounter, 3156 mSDsCounter, 0 mSdLazyCounter, 3512 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2530 SdHoareTripleChecker+Valid, 3413 SdHoareTripleChecker+Invalid, 3729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 3512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:38,159 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2530 Valid, 3413 Invalid, 3729 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 3512 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:58:38,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3906 states. [2022-03-01 16:58:38,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3906 to 3613. [2022-03-01 16:58:38,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3613 states, 3596 states have (on average 1.9137931034482758) internal successors, (6882), 3612 states have internal predecessors, (6882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:38,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 3613 states and 6882 transitions. [2022-03-01 16:58:38,190 INFO L78 Accepts]: Start accepts. Automaton has 3613 states and 6882 transitions. Word has length 232 [2022-03-01 16:58:38,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:38,190 INFO L470 AbstractCegarLoop]: Abstraction has 3613 states and 6882 transitions. [2022-03-01 16:58:38,190 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:38,190 INFO L276 IsEmpty]: Start isEmpty. Operand 3613 states and 6882 transitions. [2022-03-01 16:58:38,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-01 16:58:38,192 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:38,192 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:38,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-03-01 16:58:38,192 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:58:38,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:38,192 INFO L85 PathProgramCache]: Analyzing trace with hash -705573516, now seen corresponding path program 9 times [2022-03-01 16:58:38,192 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:38,192 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501701543] [2022-03-01 16:58:38,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:38,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:38,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:38,769 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:58:38,770 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:38,770 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501701543] [2022-03-01 16:58:38,770 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501701543] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:38,770 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:38,770 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-01 16:58:38,770 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508468898] [2022-03-01 16:58:38,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:38,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 16:58:38,770 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:38,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 16:58:38,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:58:38,771 INFO L87 Difference]: Start difference. First operand 3613 states and 6882 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:41,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:41,169 INFO L93 Difference]: Finished difference Result 3942 states and 7497 transitions. [2022-03-01 16:58:41,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 16:58:41,169 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-01 16:58:41,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:41,173 INFO L225 Difference]: With dead ends: 3942 [2022-03-01 16:58:41,173 INFO L226 Difference]: Without dead ends: 3942 [2022-03-01 16:58:41,173 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1214 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=823, Invalid=4007, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:58:41,174 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 2117 mSDsluCounter, 2616 mSDsCounter, 0 mSdLazyCounter, 3019 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2117 SdHoareTripleChecker+Valid, 2848 SdHoareTripleChecker+Invalid, 3218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 3019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:41,174 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2117 Valid, 2848 Invalid, 3218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 3019 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:58:41,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3942 states. [2022-03-01 16:58:41,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3942 to 3555. [2022-03-01 16:58:41,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3555 states, 3538 states have (on average 1.9123798756359525) internal successors, (6766), 3554 states have internal predecessors, (6766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:41,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 3555 states and 6766 transitions. [2022-03-01 16:58:41,205 INFO L78 Accepts]: Start accepts. Automaton has 3555 states and 6766 transitions. Word has length 232 [2022-03-01 16:58:41,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:41,205 INFO L470 AbstractCegarLoop]: Abstraction has 3555 states and 6766 transitions. [2022-03-01 16:58:41,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:41,206 INFO L276 IsEmpty]: Start isEmpty. Operand 3555 states and 6766 transitions. [2022-03-01 16:58:41,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 16:58:41,207 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:41,207 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:41,207 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-03-01 16:58:41,207 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:58:41,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:41,207 INFO L85 PathProgramCache]: Analyzing trace with hash 1088347540, now seen corresponding path program 1 times [2022-03-01 16:58:41,208 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:41,208 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513508069] [2022-03-01 16:58:41,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:41,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:41,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:42,268 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:58:42,268 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:42,268 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513508069] [2022-03-01 16:58:42,268 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513508069] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:42,268 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:42,268 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 16:58:42,268 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121133142] [2022-03-01 16:58:42,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:42,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 16:58:42,269 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:42,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 16:58:42,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1022, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:58:42,270 INFO L87 Difference]: Start difference. First operand 3555 states and 6766 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:46,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:46,596 INFO L93 Difference]: Finished difference Result 4255 states and 8163 transitions. [2022-03-01 16:58:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-01 16:58:46,596 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 16:58:46,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:46,601 INFO L225 Difference]: With dead ends: 4255 [2022-03-01 16:58:46,601 INFO L226 Difference]: Without dead ends: 4255 [2022-03-01 16:58:46,602 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 909 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=708, Invalid=4122, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:58:46,602 INFO L933 BasicCegarLoop]: 225 mSDtfsCounter, 2151 mSDsluCounter, 4112 mSDsCounter, 0 mSdLazyCounter, 4456 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2151 SdHoareTripleChecker+Valid, 4331 SdHoareTripleChecker+Invalid, 4602 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 4456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:46,602 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2151 Valid, 4331 Invalid, 4602 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 4456 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 16:58:46,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4255 states. [2022-03-01 16:58:46,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4255 to 3608. [2022-03-01 16:58:46,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3608 states, 3591 states have (on average 1.9136730715678083) internal successors, (6872), 3607 states have internal predecessors, (6872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:46,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 3608 states and 6872 transitions. [2022-03-01 16:58:46,652 INFO L78 Accepts]: Start accepts. Automaton has 3608 states and 6872 transitions. Word has length 234 [2022-03-01 16:58:46,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:46,652 INFO L470 AbstractCegarLoop]: Abstraction has 3608 states and 6872 transitions. [2022-03-01 16:58:46,652 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:46,652 INFO L276 IsEmpty]: Start isEmpty. Operand 3608 states and 6872 transitions. [2022-03-01 16:58:46,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 16:58:46,654 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:46,654 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:46,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-03-01 16:58:46,655 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:58:46,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:46,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1204023320, now seen corresponding path program 2 times [2022-03-01 16:58:46,655 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:46,655 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540272595] [2022-03-01 16:58:46,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:46,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:46,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:47,798 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:58:47,798 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:47,798 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540272595] [2022-03-01 16:58:47,799 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540272595] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:47,799 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:47,799 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 16:58:47,799 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3217631] [2022-03-01 16:58:47,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:47,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 16:58:47,799 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:47,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 16:58:47,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:58:47,800 INFO L87 Difference]: Start difference. First operand 3608 states and 6872 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:52,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:52,928 INFO L93 Difference]: Finished difference Result 4313 states and 8277 transitions. [2022-03-01 16:58:52,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-01 16:58:52,928 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 16:58:52,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:52,933 INFO L225 Difference]: With dead ends: 4313 [2022-03-01 16:58:52,933 INFO L226 Difference]: Without dead ends: 4313 [2022-03-01 16:58:52,933 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=789, Invalid=4761, Unknown=0, NotChecked=0, Total=5550 [2022-03-01 16:58:52,933 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 1943 mSDsluCounter, 4077 mSDsCounter, 0 mSdLazyCounter, 4353 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1943 SdHoareTripleChecker+Valid, 4303 SdHoareTripleChecker+Invalid, 4511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 4353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:52,933 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1943 Valid, 4303 Invalid, 4511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 4353 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 16:58:52,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4313 states. [2022-03-01 16:58:52,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4313 to 3626. [2022-03-01 16:58:52,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3626 states, 3609 states have (on average 1.914103629814353) internal successors, (6908), 3625 states have internal predecessors, (6908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:52,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3626 states to 3626 states and 6908 transitions. [2022-03-01 16:58:52,966 INFO L78 Accepts]: Start accepts. Automaton has 3626 states and 6908 transitions. Word has length 234 [2022-03-01 16:58:52,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:52,966 INFO L470 AbstractCegarLoop]: Abstraction has 3626 states and 6908 transitions. [2022-03-01 16:58:52,967 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:52,967 INFO L276 IsEmpty]: Start isEmpty. Operand 3626 states and 6908 transitions. [2022-03-01 16:58:52,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 16:58:52,968 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:52,968 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:52,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-03-01 16:58:52,968 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:58:52,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:52,969 INFO L85 PathProgramCache]: Analyzing trace with hash 2001633492, now seen corresponding path program 3 times [2022-03-01 16:58:52,969 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:52,969 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431355476] [2022-03-01 16:58:52,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:52,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:53,783 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:58:53,783 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:53,783 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431355476] [2022-03-01 16:58:53,783 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431355476] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:53,783 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:53,784 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 16:58:53,784 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358417647] [2022-03-01 16:58:53,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:53,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 16:58:53,784 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:53,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 16:58:53,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:58:53,784 INFO L87 Difference]: Start difference. First operand 3626 states and 6908 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:58,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:58,181 INFO L93 Difference]: Finished difference Result 4426 states and 8498 transitions. [2022-03-01 16:58:58,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-01 16:58:58,181 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 16:58:58,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:58,186 INFO L225 Difference]: With dead ends: 4426 [2022-03-01 16:58:58,186 INFO L226 Difference]: Without dead ends: 4426 [2022-03-01 16:58:58,187 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1250 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=850, Invalid=5312, Unknown=0, NotChecked=0, Total=6162 [2022-03-01 16:58:58,187 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 1964 mSDsluCounter, 4572 mSDsCounter, 0 mSdLazyCounter, 5018 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1964 SdHoareTripleChecker+Valid, 4805 SdHoareTripleChecker+Invalid, 5195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 5018 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:58,187 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1964 Valid, 4805 Invalid, 5195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 5018 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 16:58:58,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4426 states. [2022-03-01 16:58:58,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4426 to 3644. [2022-03-01 16:58:58,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3644 states, 3627 states have (on average 1.9145299145299146) internal successors, (6944), 3643 states have internal predecessors, (6944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:58,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 3644 states and 6944 transitions. [2022-03-01 16:58:58,219 INFO L78 Accepts]: Start accepts. Automaton has 3644 states and 6944 transitions. Word has length 234 [2022-03-01 16:58:58,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:58,219 INFO L470 AbstractCegarLoop]: Abstraction has 3644 states and 6944 transitions. [2022-03-01 16:58:58,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:58,219 INFO L276 IsEmpty]: Start isEmpty. Operand 3644 states and 6944 transitions. [2022-03-01 16:58:58,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 16:58:58,220 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:58,220 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:58,221 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-03-01 16:58:58,221 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:58:58,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:58,221 INFO L85 PathProgramCache]: Analyzing trace with hash 373585810, now seen corresponding path program 4 times [2022-03-01 16:58:58,221 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:58,221 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882070545] [2022-03-01 16:58:58,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:58,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:58,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:59,260 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:58:59,260 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:59,260 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882070545] [2022-03-01 16:58:59,260 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882070545] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:59,260 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:59,260 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 16:58:59,260 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595952461] [2022-03-01 16:58:59,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:59,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 16:58:59,262 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:59,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 16:58:59,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:58:59,263 INFO L87 Difference]: Start difference. First operand 3644 states and 6944 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:03,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:03,809 INFO L93 Difference]: Finished difference Result 4345 states and 8342 transitions. [2022-03-01 16:59:03,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-01 16:59:03,809 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 16:59:03,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:03,814 INFO L225 Difference]: With dead ends: 4345 [2022-03-01 16:59:03,814 INFO L226 Difference]: Without dead ends: 4345 [2022-03-01 16:59:03,814 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1228 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=842, Invalid=5164, Unknown=0, NotChecked=0, Total=6006 [2022-03-01 16:59:03,815 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2136 mSDsluCounter, 4185 mSDsCounter, 0 mSdLazyCounter, 4493 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2136 SdHoareTripleChecker+Valid, 4418 SdHoareTripleChecker+Invalid, 4665 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 4493 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:03,815 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2136 Valid, 4418 Invalid, 4665 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 4493 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 16:59:03,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4345 states. [2022-03-01 16:59:03,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4345 to 3644. [2022-03-01 16:59:03,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3644 states, 3627 states have (on average 1.9145299145299146) internal successors, (6944), 3643 states have internal predecessors, (6944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:03,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 3644 states and 6944 transitions. [2022-03-01 16:59:03,848 INFO L78 Accepts]: Start accepts. Automaton has 3644 states and 6944 transitions. Word has length 234 [2022-03-01 16:59:03,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:03,848 INFO L470 AbstractCegarLoop]: Abstraction has 3644 states and 6944 transitions. [2022-03-01 16:59:03,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:03,848 INFO L276 IsEmpty]: Start isEmpty. Operand 3644 states and 6944 transitions. [2022-03-01 16:59:03,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 16:59:03,850 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:03,850 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:03,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-03-01 16:59:03,850 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:59:03,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:03,850 INFO L85 PathProgramCache]: Analyzing trace with hash 418581720, now seen corresponding path program 5 times [2022-03-01 16:59:03,850 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:03,850 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472568128] [2022-03-01 16:59:03,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:03,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:04,716 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:59:04,717 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:04,717 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472568128] [2022-03-01 16:59:04,717 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472568128] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:04,717 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:04,717 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 16:59:04,717 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126165071] [2022-03-01 16:59:04,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:04,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 16:59:04,717 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:04,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 16:59:04,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:59:04,718 INFO L87 Difference]: Start difference. First operand 3644 states and 6944 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:09,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:09,926 INFO L93 Difference]: Finished difference Result 4507 states and 8657 transitions. [2022-03-01 16:59:09,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-01 16:59:09,927 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 16:59:09,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:09,933 INFO L225 Difference]: With dead ends: 4507 [2022-03-01 16:59:09,933 INFO L226 Difference]: Without dead ends: 4507 [2022-03-01 16:59:09,934 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1388 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=917, Invalid=5725, Unknown=0, NotChecked=0, Total=6642 [2022-03-01 16:59:09,934 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 2170 mSDsluCounter, 4472 mSDsCounter, 0 mSdLazyCounter, 4794 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2170 SdHoareTripleChecker+Valid, 4712 SdHoareTripleChecker+Invalid, 5007 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 4794 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:09,934 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2170 Valid, 4712 Invalid, 5007 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 4794 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 16:59:09,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4507 states. [2022-03-01 16:59:09,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4507 to 3662. [2022-03-01 16:59:09,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3662 states, 3645 states have (on average 1.9149519890260631) internal successors, (6980), 3661 states have internal predecessors, (6980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:09,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 3662 states and 6980 transitions. [2022-03-01 16:59:09,986 INFO L78 Accepts]: Start accepts. Automaton has 3662 states and 6980 transitions. Word has length 234 [2022-03-01 16:59:09,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:09,986 INFO L470 AbstractCegarLoop]: Abstraction has 3662 states and 6980 transitions. [2022-03-01 16:59:09,986 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:09,986 INFO L276 IsEmpty]: Start isEmpty. Operand 3662 states and 6980 transitions. [2022-03-01 16:59:09,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 16:59:09,988 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:09,988 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:09,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-03-01 16:59:09,989 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:59:09,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:09,989 INFO L85 PathProgramCache]: Analyzing trace with hash 1713853786, now seen corresponding path program 6 times [2022-03-01 16:59:09,989 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:09,989 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021741755] [2022-03-01 16:59:09,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:09,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:10,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:10,824 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:59:10,824 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:10,824 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021741755] [2022-03-01 16:59:10,825 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021741755] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:10,825 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:10,825 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 16:59:10,825 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599250917] [2022-03-01 16:59:10,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:10,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 16:59:10,825 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:10,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 16:59:10,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:59:10,826 INFO L87 Difference]: Start difference. First operand 3662 states and 6980 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:15,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:15,205 INFO L93 Difference]: Finished difference Result 4450 states and 8548 transitions. [2022-03-01 16:59:15,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-01 16:59:15,205 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 16:59:15,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:15,209 INFO L225 Difference]: With dead ends: 4450 [2022-03-01 16:59:15,209 INFO L226 Difference]: Without dead ends: 4450 [2022-03-01 16:59:15,210 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1423 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=901, Invalid=5579, Unknown=0, NotChecked=0, Total=6480 [2022-03-01 16:59:15,210 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 2163 mSDsluCounter, 3992 mSDsCounter, 0 mSdLazyCounter, 4272 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2163 SdHoareTripleChecker+Valid, 4227 SdHoareTripleChecker+Invalid, 4467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 4272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:15,210 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2163 Valid, 4227 Invalid, 4467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 4272 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 16:59:15,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4450 states. [2022-03-01 16:59:15,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4450 to 3668. [2022-03-01 16:59:15,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3668 states, 3651 states have (on average 1.9150917556833744) internal successors, (6992), 3667 states have internal predecessors, (6992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:15,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3668 states to 3668 states and 6992 transitions. [2022-03-01 16:59:15,240 INFO L78 Accepts]: Start accepts. Automaton has 3668 states and 6992 transitions. Word has length 234 [2022-03-01 16:59:15,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:15,240 INFO L470 AbstractCegarLoop]: Abstraction has 3668 states and 6992 transitions. [2022-03-01 16:59:15,240 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:15,240 INFO L276 IsEmpty]: Start isEmpty. Operand 3668 states and 6992 transitions. [2022-03-01 16:59:15,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 16:59:15,241 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:15,242 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:15,242 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-03-01 16:59:15,242 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:59:15,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:15,242 INFO L85 PathProgramCache]: Analyzing trace with hash 85806104, now seen corresponding path program 7 times [2022-03-01 16:59:15,242 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:15,242 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450024364] [2022-03-01 16:59:15,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:15,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:15,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:16,360 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:59:16,360 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:16,360 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450024364] [2022-03-01 16:59:16,360 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450024364] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:16,360 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:16,360 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 16:59:16,360 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022780300] [2022-03-01 16:59:16,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:16,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 16:59:16,360 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:16,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 16:59:16,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:59:16,361 INFO L87 Difference]: Start difference. First operand 3668 states and 6992 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:20,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:20,994 INFO L93 Difference]: Finished difference Result 4371 states and 8394 transitions. [2022-03-01 16:59:20,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-01 16:59:20,995 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 16:59:20,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:20,999 INFO L225 Difference]: With dead ends: 4371 [2022-03-01 16:59:20,999 INFO L226 Difference]: Without dead ends: 4371 [2022-03-01 16:59:21,000 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1288 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=877, Invalid=5443, Unknown=0, NotChecked=0, Total=6320 [2022-03-01 16:59:21,000 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2113 mSDsluCounter, 4893 mSDsCounter, 0 mSdLazyCounter, 5252 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2113 SdHoareTripleChecker+Valid, 5125 SdHoareTripleChecker+Invalid, 5429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 5252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:21,000 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2113 Valid, 5125 Invalid, 5429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 5252 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 16:59:21,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4371 states. [2022-03-01 16:59:21,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4371 to 3662. [2022-03-01 16:59:21,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3662 states, 3645 states have (on average 1.9149519890260631) internal successors, (6980), 3661 states have internal predecessors, (6980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:21,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 3662 states and 6980 transitions. [2022-03-01 16:59:21,037 INFO L78 Accepts]: Start accepts. Automaton has 3662 states and 6980 transitions. Word has length 234 [2022-03-01 16:59:21,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:21,037 INFO L470 AbstractCegarLoop]: Abstraction has 3662 states and 6980 transitions. [2022-03-01 16:59:21,037 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:21,037 INFO L276 IsEmpty]: Start isEmpty. Operand 3662 states and 6980 transitions. [2022-03-01 16:59:21,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 16:59:21,038 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:21,039 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:21,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-03-01 16:59:21,039 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:59:21,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:21,039 INFO L85 PathProgramCache]: Analyzing trace with hash 455057332, now seen corresponding path program 8 times [2022-03-01 16:59:21,039 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:21,039 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223344600] [2022-03-01 16:59:21,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:21,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:21,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:22,151 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:59:22,151 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:22,151 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223344600] [2022-03-01 16:59:22,151 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223344600] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:22,151 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:22,151 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 16:59:22,152 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381345659] [2022-03-01 16:59:22,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:22,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 16:59:22,152 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:22,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 16:59:22,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:59:22,152 INFO L87 Difference]: Start difference. First operand 3662 states and 6980 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:29,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:29,167 INFO L93 Difference]: Finished difference Result 4975 states and 9576 transitions. [2022-03-01 16:59:29,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:59:29,167 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 16:59:29,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:29,174 INFO L225 Difference]: With dead ends: 4975 [2022-03-01 16:59:29,174 INFO L226 Difference]: Without dead ends: 4975 [2022-03-01 16:59:29,175 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1647 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=1047, Invalid=6435, Unknown=0, NotChecked=0, Total=7482 [2022-03-01 16:59:29,175 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 2180 mSDsluCounter, 5661 mSDsCounter, 0 mSdLazyCounter, 5641 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2180 SdHoareTripleChecker+Valid, 5940 SdHoareTripleChecker+Invalid, 5825 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 5641 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:29,175 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2180 Valid, 5940 Invalid, 5825 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 5641 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-01 16:59:29,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4975 states. [2022-03-01 16:59:29,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4975 to 3692. [2022-03-01 16:59:29,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3692 states, 3675 states have (on average 1.9156462585034013) internal successors, (7040), 3691 states have internal predecessors, (7040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:29,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 3692 states and 7040 transitions. [2022-03-01 16:59:29,229 INFO L78 Accepts]: Start accepts. Automaton has 3692 states and 7040 transitions. Word has length 234 [2022-03-01 16:59:29,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:29,229 INFO L470 AbstractCegarLoop]: Abstraction has 3692 states and 7040 transitions. [2022-03-01 16:59:29,229 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:29,229 INFO L276 IsEmpty]: Start isEmpty. Operand 3692 states and 7040 transitions. [2022-03-01 16:59:29,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 16:59:29,231 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:29,231 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:29,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-03-01 16:59:29,231 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:59:29,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:29,232 INFO L85 PathProgramCache]: Analyzing trace with hash 1750329398, now seen corresponding path program 9 times [2022-03-01 16:59:29,232 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:29,232 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855128018] [2022-03-01 16:59:29,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:29,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:29,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:30,448 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:59:30,448 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:30,448 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855128018] [2022-03-01 16:59:30,449 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855128018] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:30,449 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:30,449 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 16:59:30,449 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30122469] [2022-03-01 16:59:30,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:30,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 16:59:30,449 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:30,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 16:59:30,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:59:30,450 INFO L87 Difference]: Start difference. First operand 3692 states and 7040 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:36,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:36,816 INFO L93 Difference]: Finished difference Result 4937 states and 9502 transitions. [2022-03-01 16:59:36,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 16:59:36,816 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 16:59:36,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:36,821 INFO L225 Difference]: With dead ends: 4937 [2022-03-01 16:59:36,821 INFO L226 Difference]: Without dead ends: 4937 [2022-03-01 16:59:36,822 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1536 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=1003, Invalid=6137, Unknown=0, NotChecked=0, Total=7140 [2022-03-01 16:59:36,822 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 1976 mSDsluCounter, 5743 mSDsCounter, 0 mSdLazyCounter, 5698 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1976 SdHoareTripleChecker+Valid, 6017 SdHoareTripleChecker+Invalid, 5866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 5698 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:36,822 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1976 Valid, 6017 Invalid, 5866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 5698 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-01 16:59:36,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4937 states. [2022-03-01 16:59:36,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4937 to 3698. [2022-03-01 16:59:36,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3698 states, 3681 states have (on average 1.9157837544145613) internal successors, (7052), 3697 states have internal predecessors, (7052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:36,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3698 states to 3698 states and 7052 transitions. [2022-03-01 16:59:36,868 INFO L78 Accepts]: Start accepts. Automaton has 3698 states and 7052 transitions. Word has length 234 [2022-03-01 16:59:36,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:36,869 INFO L470 AbstractCegarLoop]: Abstraction has 3698 states and 7052 transitions. [2022-03-01 16:59:36,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:36,869 INFO L276 IsEmpty]: Start isEmpty. Operand 3698 states and 7052 transitions. [2022-03-01 16:59:36,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 16:59:36,871 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:36,871 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:36,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-03-01 16:59:36,871 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:59:36,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:36,874 INFO L85 PathProgramCache]: Analyzing trace with hash 122281716, now seen corresponding path program 10 times [2022-03-01 16:59:36,874 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:36,874 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624010863] [2022-03-01 16:59:36,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:36,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:36,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:37,974 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:59:37,974 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:37,974 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624010863] [2022-03-01 16:59:37,974 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624010863] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:37,974 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:37,974 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 16:59:37,974 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032833817] [2022-03-01 16:59:37,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:37,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 16:59:37,975 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:37,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 16:59:37,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:59:37,975 INFO L87 Difference]: Start difference. First operand 3698 states and 7052 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:44,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:44,042 INFO L93 Difference]: Finished difference Result 4861 states and 9354 transitions. [2022-03-01 16:59:44,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-01 16:59:44,043 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 16:59:44,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:44,048 INFO L225 Difference]: With dead ends: 4861 [2022-03-01 16:59:44,048 INFO L226 Difference]: Without dead ends: 4861 [2022-03-01 16:59:44,048 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1431 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=970, Invalid=5836, Unknown=0, NotChecked=0, Total=6806 [2022-03-01 16:59:44,049 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 2149 mSDsluCounter, 5024 mSDsCounter, 0 mSdLazyCounter, 4976 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2149 SdHoareTripleChecker+Valid, 5297 SdHoareTripleChecker+Invalid, 5134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 4976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:44,049 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2149 Valid, 5297 Invalid, 5134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 4976 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-01 16:59:44,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4861 states. [2022-03-01 16:59:44,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4861 to 3686. [2022-03-01 16:59:44,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3686 states, 3669 states have (on average 1.9155083128917962) internal successors, (7028), 3685 states have internal predecessors, (7028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:44,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 3686 states and 7028 transitions. [2022-03-01 16:59:44,086 INFO L78 Accepts]: Start accepts. Automaton has 3686 states and 7028 transitions. Word has length 234 [2022-03-01 16:59:44,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:44,087 INFO L470 AbstractCegarLoop]: Abstraction has 3686 states and 7028 transitions. [2022-03-01 16:59:44,087 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:44,087 INFO L276 IsEmpty]: Start isEmpty. Operand 3686 states and 7028 transitions. [2022-03-01 16:59:44,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 16:59:44,089 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:44,089 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:44,089 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-03-01 16:59:44,089 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:59:44,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:44,089 INFO L85 PathProgramCache]: Analyzing trace with hash -945576940, now seen corresponding path program 11 times [2022-03-01 16:59:44,089 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:44,089 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284188299] [2022-03-01 16:59:44,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:44,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:44,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:45,145 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:59:45,145 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:45,145 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284188299] [2022-03-01 16:59:45,145 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284188299] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:45,145 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:45,145 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 16:59:45,145 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828384712] [2022-03-01 16:59:45,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:45,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 16:59:45,145 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:45,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 16:59:45,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1090, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:59:45,146 INFO L87 Difference]: Start difference. First operand 3686 states and 7028 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:52,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:52,823 INFO L93 Difference]: Finished difference Result 6336 states and 12201 transitions. [2022-03-01 16:59:52,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-01 16:59:52,824 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 16:59:52,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:52,831 INFO L225 Difference]: With dead ends: 6336 [2022-03-01 16:59:52,831 INFO L226 Difference]: Without dead ends: 6336 [2022-03-01 16:59:52,831 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2012 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=1296, Invalid=7446, Unknown=0, NotChecked=0, Total=8742 [2022-03-01 16:59:52,831 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 2800 mSDsluCounter, 5858 mSDsCounter, 0 mSdLazyCounter, 5316 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2800 SdHoareTripleChecker+Valid, 6185 SdHoareTripleChecker+Invalid, 5528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 5316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:52,831 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2800 Valid, 6185 Invalid, 5528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 5316 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-01 16:59:52,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6336 states. [2022-03-01 16:59:52,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6336 to 3721. [2022-03-01 16:59:52,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3721 states, 3704 states have (on average 1.9163066954643628) internal successors, (7098), 3720 states have internal predecessors, (7098), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:52,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3721 states to 3721 states and 7098 transitions. [2022-03-01 16:59:52,871 INFO L78 Accepts]: Start accepts. Automaton has 3721 states and 7098 transitions. Word has length 234 [2022-03-01 16:59:52,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:52,871 INFO L470 AbstractCegarLoop]: Abstraction has 3721 states and 7098 transitions. [2022-03-01 16:59:52,871 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:52,871 INFO L276 IsEmpty]: Start isEmpty. Operand 3721 states and 7098 transitions. [2022-03-01 16:59:52,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 16:59:52,873 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:52,874 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:52,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-03-01 16:59:52,874 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:59:52,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:52,874 INFO L85 PathProgramCache]: Analyzing trace with hash -754101967, now seen corresponding path program 1 times [2022-03-01 16:59:52,874 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:52,874 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932535177] [2022-03-01 16:59:52,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:52,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:53,944 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 16:59:53,944 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:53,944 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932535177] [2022-03-01 16:59:53,944 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932535177] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:53,944 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:53,944 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 16:59:53,945 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869696157] [2022-03-01 16:59:53,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:53,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 16:59:53,945 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:53,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 16:59:53,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1089, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:59:53,946 INFO L87 Difference]: Start difference. First operand 3721 states and 7098 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:02,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:02,030 INFO L93 Difference]: Finished difference Result 6759 states and 12964 transitions. [2022-03-01 17:00:02,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 17:00:02,030 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:00:02,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:02,039 INFO L225 Difference]: With dead ends: 6759 [2022-03-01 17:00:02,039 INFO L226 Difference]: Without dead ends: 6759 [2022-03-01 17:00:02,040 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1642 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=1195, Invalid=6287, Unknown=0, NotChecked=0, Total=7482 [2022-03-01 17:00:02,040 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 3151 mSDsluCounter, 6259 mSDsCounter, 0 mSdLazyCounter, 7132 mSolverCounterSat, 390 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3151 SdHoareTripleChecker+Valid, 6645 SdHoareTripleChecker+Invalid, 7522 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 390 IncrementalHoareTripleChecker+Valid, 7132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:02,040 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3151 Valid, 6645 Invalid, 7522 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [390 Valid, 7132 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-03-01 17:00:02,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6759 states. [2022-03-01 17:00:02,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6759 to 3981. [2022-03-01 17:00:02,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3964 states have (on average 1.9228052472250252) internal successors, (7622), 3980 states have internal predecessors, (7622), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:02,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 7622 transitions. [2022-03-01 17:00:02,113 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 7622 transitions. Word has length 234 [2022-03-01 17:00:02,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:02,113 INFO L470 AbstractCegarLoop]: Abstraction has 3981 states and 7622 transitions. [2022-03-01 17:00:02,113 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:02,113 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 7622 transitions. [2022-03-01 17:00:02,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:00:02,121 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:02,121 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:02,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-03-01 17:00:02,121 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:00:02,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:02,122 INFO L85 PathProgramCache]: Analyzing trace with hash -1608480568, now seen corresponding path program 12 times [2022-03-01 17:00:02,122 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:02,122 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006798585] [2022-03-01 17:00:02,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:02,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:02,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:03,033 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:00:03,034 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:03,034 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006798585] [2022-03-01 17:00:03,034 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006798585] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:03,034 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:03,034 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:00:03,034 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704910924] [2022-03-01 17:00:03,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:03,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:00:03,034 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:03,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:00:03,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:00:03,035 INFO L87 Difference]: Start difference. First operand 3981 states and 7622 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:07,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:07,896 INFO L93 Difference]: Finished difference Result 4800 states and 9230 transitions. [2022-03-01 17:00:07,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-01 17:00:07,897 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:00:07,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:07,903 INFO L225 Difference]: With dead ends: 4800 [2022-03-01 17:00:07,903 INFO L226 Difference]: Without dead ends: 4800 [2022-03-01 17:00:07,904 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1427 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=926, Invalid=5716, Unknown=0, NotChecked=0, Total=6642 [2022-03-01 17:00:07,904 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 1979 mSDsluCounter, 5115 mSDsCounter, 0 mSdLazyCounter, 4643 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1979 SdHoareTripleChecker+Valid, 5379 SdHoareTripleChecker+Invalid, 4819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 4643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:07,904 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1979 Valid, 5379 Invalid, 4819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 4643 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:00:07,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4800 states. [2022-03-01 17:00:07,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4800 to 4058. [2022-03-01 17:00:07,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4058 states, 4041 states have (on average 1.9242761692650334) internal successors, (7776), 4057 states have internal predecessors, (7776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:07,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4058 states to 4058 states and 7776 transitions. [2022-03-01 17:00:07,961 INFO L78 Accepts]: Start accepts. Automaton has 4058 states and 7776 transitions. Word has length 234 [2022-03-01 17:00:07,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:07,961 INFO L470 AbstractCegarLoop]: Abstraction has 4058 states and 7776 transitions. [2022-03-01 17:00:07,961 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:07,961 INFO L276 IsEmpty]: Start isEmpty. Operand 4058 states and 7776 transitions. [2022-03-01 17:00:07,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:00:07,964 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:07,964 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:07,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-03-01 17:00:07,964 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:00:07,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:07,964 INFO L85 PathProgramCache]: Analyzing trace with hash -313208502, now seen corresponding path program 13 times [2022-03-01 17:00:07,964 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:07,964 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137114445] [2022-03-01 17:00:07,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:07,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:08,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:08,846 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:00:08,847 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:08,847 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137114445] [2022-03-01 17:00:08,847 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137114445] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:08,847 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:08,847 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:00:08,847 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117976095] [2022-03-01 17:00:08,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:08,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:00:08,848 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:08,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:00:08,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:00:08,848 INFO L87 Difference]: Start difference. First operand 4058 states and 7776 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:14,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:14,117 INFO L93 Difference]: Finished difference Result 4799 states and 9230 transitions. [2022-03-01 17:00:14,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 17:00:14,118 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:00:14,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:14,123 INFO L225 Difference]: With dead ends: 4799 [2022-03-01 17:00:14,123 INFO L226 Difference]: Without dead ends: 4799 [2022-03-01 17:00:14,124 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1324 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=882, Invalid=5438, Unknown=0, NotChecked=0, Total=6320 [2022-03-01 17:00:14,124 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 1975 mSDsluCounter, 5168 mSDsCounter, 0 mSdLazyCounter, 4785 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1975 SdHoareTripleChecker+Valid, 5427 SdHoareTripleChecker+Invalid, 4940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 4785 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:14,124 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1975 Valid, 5427 Invalid, 4940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 4785 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 17:00:14,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4799 states. [2022-03-01 17:00:14,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4799 to 4060. [2022-03-01 17:00:14,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4060 states, 4043 states have (on average 1.9243136284936928) internal successors, (7780), 4059 states have internal predecessors, (7780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:14,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4060 states to 4060 states and 7780 transitions. [2022-03-01 17:00:14,169 INFO L78 Accepts]: Start accepts. Automaton has 4060 states and 7780 transitions. Word has length 234 [2022-03-01 17:00:14,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:14,169 INFO L470 AbstractCegarLoop]: Abstraction has 4060 states and 7780 transitions. [2022-03-01 17:00:14,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:14,169 INFO L276 IsEmpty]: Start isEmpty. Operand 4060 states and 7780 transitions. [2022-03-01 17:00:14,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:00:14,171 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:14,171 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:14,171 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-03-01 17:00:14,172 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:00:14,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:14,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1941256184, now seen corresponding path program 14 times [2022-03-01 17:00:14,172 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:14,172 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298872273] [2022-03-01 17:00:14,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:14,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:14,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:15,084 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:00:15,084 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:15,084 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298872273] [2022-03-01 17:00:15,084 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298872273] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:15,084 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:15,085 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:00:15,085 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598754912] [2022-03-01 17:00:15,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:15,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:00:15,085 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:15,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:00:15,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:00:15,086 INFO L87 Difference]: Start difference. First operand 4060 states and 7780 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:20,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:20,921 INFO L93 Difference]: Finished difference Result 4673 states and 8983 transitions. [2022-03-01 17:00:20,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-01 17:00:20,922 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:00:20,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:20,929 INFO L225 Difference]: With dead ends: 4673 [2022-03-01 17:00:20,929 INFO L226 Difference]: Without dead ends: 4673 [2022-03-01 17:00:20,930 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1180 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=837, Invalid=5015, Unknown=0, NotChecked=0, Total=5852 [2022-03-01 17:00:20,930 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 1996 mSDsluCounter, 5051 mSDsCounter, 0 mSdLazyCounter, 4279 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1996 SdHoareTripleChecker+Valid, 5303 SdHoareTripleChecker+Invalid, 4420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 4279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:20,930 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1996 Valid, 5303 Invalid, 4420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 4279 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:00:20,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4673 states. [2022-03-01 17:00:20,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4673 to 4064. [2022-03-01 17:00:20,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4064 states, 4047 states have (on average 1.9243884358784284) internal successors, (7788), 4063 states have internal predecessors, (7788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:20,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4064 states to 4064 states and 7788 transitions. [2022-03-01 17:00:20,989 INFO L78 Accepts]: Start accepts. Automaton has 4064 states and 7788 transitions. Word has length 234 [2022-03-01 17:00:20,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:20,990 INFO L470 AbstractCegarLoop]: Abstraction has 4064 states and 7788 transitions. [2022-03-01 17:00:20,990 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:20,990 INFO L276 IsEmpty]: Start isEmpty. Operand 4064 states and 7788 transitions. [2022-03-01 17:00:20,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:00:20,992 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:20,994 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:20,994 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-03-01 17:00:20,994 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:00:20,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:20,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1285852456, now seen corresponding path program 15 times [2022-03-01 17:00:20,994 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:20,994 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114766183] [2022-03-01 17:00:20,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:20,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:21,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:21,885 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:00:21,885 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:21,885 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114766183] [2022-03-01 17:00:21,885 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114766183] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:21,885 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:21,886 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:00:21,886 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991961749] [2022-03-01 17:00:21,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:21,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:00:21,886 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:21,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:00:21,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:00:21,887 INFO L87 Difference]: Start difference. First operand 4064 states and 7788 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:27,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:27,330 INFO L93 Difference]: Finished difference Result 6332 states and 12195 transitions. [2022-03-01 17:00:27,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-01 17:00:27,331 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:00:27,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:27,340 INFO L225 Difference]: With dead ends: 6332 [2022-03-01 17:00:27,341 INFO L226 Difference]: Without dead ends: 6332 [2022-03-01 17:00:27,341 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1880 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=1219, Invalid=6971, Unknown=0, NotChecked=0, Total=8190 [2022-03-01 17:00:27,341 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 2516 mSDsluCounter, 6132 mSDsCounter, 0 mSdLazyCounter, 5206 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2516 SdHoareTripleChecker+Valid, 6446 SdHoareTripleChecker+Invalid, 5380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 5206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:27,342 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2516 Valid, 6446 Invalid, 5380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 5206 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:00:27,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6332 states. [2022-03-01 17:00:27,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6332 to 4099. [2022-03-01 17:00:27,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4099 states, 4082 states have (on average 1.9250367466927976) internal successors, (7858), 4098 states have internal predecessors, (7858), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:27,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4099 states to 4099 states and 7858 transitions. [2022-03-01 17:00:27,415 INFO L78 Accepts]: Start accepts. Automaton has 4099 states and 7858 transitions. Word has length 234 [2022-03-01 17:00:27,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:27,416 INFO L470 AbstractCegarLoop]: Abstraction has 4099 states and 7858 transitions. [2022-03-01 17:00:27,416 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:27,416 INFO L276 IsEmpty]: Start isEmpty. Operand 4099 states and 7858 transitions. [2022-03-01 17:00:27,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:00:27,419 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:27,419 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:27,420 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-03-01 17:00:27,420 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:00:27,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:27,420 INFO L85 PathProgramCache]: Analyzing trace with hash 1477327429, now seen corresponding path program 2 times [2022-03-01 17:00:27,420 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:27,420 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396714117] [2022-03-01 17:00:27,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:27,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:28,464 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:00:28,464 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:28,464 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396714117] [2022-03-01 17:00:28,464 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396714117] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:28,464 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:28,464 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:00:28,464 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391359127] [2022-03-01 17:00:28,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:28,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:00:28,465 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:28,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:00:28,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:00:28,465 INFO L87 Difference]: Start difference. First operand 4099 states and 7858 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:36,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:36,894 INFO L93 Difference]: Finished difference Result 6741 states and 12930 transitions. [2022-03-01 17:00:36,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 17:00:36,894 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:00:36,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:36,905 INFO L225 Difference]: With dead ends: 6741 [2022-03-01 17:00:36,905 INFO L226 Difference]: Without dead ends: 6741 [2022-03-01 17:00:36,906 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1580 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=1178, Invalid=6132, Unknown=0, NotChecked=0, Total=7310 [2022-03-01 17:00:36,906 INFO L933 BasicCegarLoop]: 377 mSDtfsCounter, 2711 mSDsluCounter, 6329 mSDsCounter, 0 mSdLazyCounter, 6934 mSolverCounterSat, 326 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2711 SdHoareTripleChecker+Valid, 6699 SdHoareTripleChecker+Invalid, 7260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 326 IncrementalHoareTripleChecker+Valid, 6934 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:36,906 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2711 Valid, 6699 Invalid, 7260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [326 Valid, 6934 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-03-01 17:00:36,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6741 states. [2022-03-01 17:00:36,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6741 to 4003. [2022-03-01 17:00:36,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4003 states, 3986 states have (on average 1.9232313095835425) internal successors, (7666), 4002 states have internal predecessors, (7666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:36,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 4003 states and 7666 transitions. [2022-03-01 17:00:36,975 INFO L78 Accepts]: Start accepts. Automaton has 4003 states and 7666 transitions. Word has length 234 [2022-03-01 17:00:36,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:36,975 INFO L470 AbstractCegarLoop]: Abstraction has 4003 states and 7666 transitions. [2022-03-01 17:00:36,975 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:36,975 INFO L276 IsEmpty]: Start isEmpty. Operand 4003 states and 7666 transitions. [2022-03-01 17:00:36,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:00:36,994 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:36,994 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:36,994 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-03-01 17:00:36,994 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:00:36,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:36,994 INFO L85 PathProgramCache]: Analyzing trace with hash -909205718, now seen corresponding path program 16 times [2022-03-01 17:00:36,994 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:36,995 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881291583] [2022-03-01 17:00:36,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:36,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:37,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:38,202 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:00:38,202 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:38,202 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881291583] [2022-03-01 17:00:38,202 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881291583] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:38,202 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:38,203 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:00:38,203 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516052095] [2022-03-01 17:00:38,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:38,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:00:38,203 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:38,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:00:38,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:00:38,203 INFO L87 Difference]: Start difference. First operand 4003 states and 7666 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:44,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:44,127 INFO L93 Difference]: Finished difference Result 4889 states and 9401 transitions. [2022-03-01 17:00:44,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-01 17:00:44,127 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:00:44,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:44,133 INFO L225 Difference]: With dead ends: 4889 [2022-03-01 17:00:44,134 INFO L226 Difference]: Without dead ends: 4889 [2022-03-01 17:00:44,134 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1502 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=962, Invalid=6010, Unknown=0, NotChecked=0, Total=6972 [2022-03-01 17:00:44,135 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 1858 mSDsluCounter, 5029 mSDsCounter, 0 mSdLazyCounter, 4623 mSolverCounterSat, 188 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1858 SdHoareTripleChecker+Valid, 5292 SdHoareTripleChecker+Invalid, 4811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 188 IncrementalHoareTripleChecker+Valid, 4623 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:44,135 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1858 Valid, 5292 Invalid, 4811 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [188 Valid, 4623 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:00:44,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4889 states. [2022-03-01 17:00:44,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4889 to 4009. [2022-03-01 17:00:44,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4009 states, 3992 states have (on average 1.9233466933867736) internal successors, (7678), 4008 states have internal predecessors, (7678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:44,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 4009 states and 7678 transitions. [2022-03-01 17:00:44,222 INFO L78 Accepts]: Start accepts. Automaton has 4009 states and 7678 transitions. Word has length 234 [2022-03-01 17:00:44,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:44,222 INFO L470 AbstractCegarLoop]: Abstraction has 4009 states and 7678 transitions. [2022-03-01 17:00:44,223 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:44,223 INFO L276 IsEmpty]: Start isEmpty. Operand 4009 states and 7678 transitions. [2022-03-01 17:00:44,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:00:44,225 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:44,225 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:44,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-03-01 17:00:44,225 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:00:44,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:44,226 INFO L85 PathProgramCache]: Analyzing trace with hash 386066348, now seen corresponding path program 17 times [2022-03-01 17:00:44,226 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:44,226 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340065135] [2022-03-01 17:00:44,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:44,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:44,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:45,528 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:00:45,528 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:45,528 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340065135] [2022-03-01 17:00:45,528 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340065135] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:45,528 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:45,528 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:00:45,528 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753674416] [2022-03-01 17:00:45,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:45,529 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:00:45,529 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:45,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:00:45,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:00:45,529 INFO L87 Difference]: Start difference. First operand 4009 states and 7678 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:51,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:51,890 INFO L93 Difference]: Finished difference Result 4770 states and 9168 transitions. [2022-03-01 17:00:51,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 17:00:51,890 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:00:51,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:51,895 INFO L225 Difference]: With dead ends: 4770 [2022-03-01 17:00:51,895 INFO L226 Difference]: Without dead ends: 4770 [2022-03-01 17:00:51,896 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1347 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=906, Invalid=5574, Unknown=0, NotChecked=0, Total=6480 [2022-03-01 17:00:51,896 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 2149 mSDsluCounter, 5127 mSDsCounter, 0 mSdLazyCounter, 4692 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2149 SdHoareTripleChecker+Valid, 5380 SdHoareTripleChecker+Invalid, 4862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 4692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:51,896 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2149 Valid, 5380 Invalid, 4862 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 4692 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 17:00:51,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4770 states. [2022-03-01 17:00:51,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4770 to 4015. [2022-03-01 17:00:51,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4015 states, 3998 states have (on average 1.9234617308654327) internal successors, (7690), 4014 states have internal predecessors, (7690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:51,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 4015 states and 7690 transitions. [2022-03-01 17:00:51,937 INFO L78 Accepts]: Start accepts. Automaton has 4015 states and 7690 transitions. Word has length 234 [2022-03-01 17:00:51,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:51,937 INFO L470 AbstractCegarLoop]: Abstraction has 4015 states and 7690 transitions. [2022-03-01 17:00:51,937 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:51,937 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 7690 transitions. [2022-03-01 17:00:51,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:00:51,939 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:51,939 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:51,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-03-01 17:00:51,940 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:00:51,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:51,940 INFO L85 PathProgramCache]: Analyzing trace with hash -1241981334, now seen corresponding path program 18 times [2022-03-01 17:00:51,940 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:51,940 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230073335] [2022-03-01 17:00:51,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:51,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:52,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:52,788 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:00:52,789 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:52,789 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230073335] [2022-03-01 17:00:52,789 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230073335] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:52,789 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:52,789 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:00:52,789 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190115335] [2022-03-01 17:00:52,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:52,789 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:00:52,789 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:52,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:00:52,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:00:52,790 INFO L87 Difference]: Start difference. First operand 4015 states and 7690 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:58,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:58,032 INFO L93 Difference]: Finished difference Result 4702 states and 9038 transitions. [2022-03-01 17:00:58,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-01 17:00:58,032 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:00:58,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:58,038 INFO L225 Difference]: With dead ends: 4702 [2022-03-01 17:00:58,038 INFO L226 Difference]: Without dead ends: 4702 [2022-03-01 17:00:58,038 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1298 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=885, Invalid=5435, Unknown=0, NotChecked=0, Total=6320 [2022-03-01 17:00:58,039 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 2076 mSDsluCounter, 4369 mSDsCounter, 0 mSdLazyCounter, 3988 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2076 SdHoareTripleChecker+Valid, 4624 SdHoareTripleChecker+Invalid, 4157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 3988 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:58,039 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2076 Valid, 4624 Invalid, 4157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 3988 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:00:58,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4702 states. [2022-03-01 17:00:58,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4702 to 3987. [2022-03-01 17:00:58,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3987 states, 3970 states have (on average 1.9229219143576826) internal successors, (7634), 3986 states have internal predecessors, (7634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:58,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3987 states to 3987 states and 7634 transitions. [2022-03-01 17:00:58,085 INFO L78 Accepts]: Start accepts. Automaton has 3987 states and 7634 transitions. Word has length 234 [2022-03-01 17:00:58,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:58,086 INFO L470 AbstractCegarLoop]: Abstraction has 3987 states and 7634 transitions. [2022-03-01 17:00:58,086 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:58,086 INFO L276 IsEmpty]: Start isEmpty. Operand 3987 states and 7634 transitions. [2022-03-01 17:00:58,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:00:58,088 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:58,088 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:58,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-03-01 17:00:58,088 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:00:58,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:58,088 INFO L85 PathProgramCache]: Analyzing trace with hash 1043229332, now seen corresponding path program 19 times [2022-03-01 17:00:58,089 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:58,089 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522234895] [2022-03-01 17:00:58,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:58,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:58,842 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:00:58,842 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:58,842 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522234895] [2022-03-01 17:00:58,842 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522234895] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:58,843 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:58,843 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:00:58,843 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628725295] [2022-03-01 17:00:58,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:58,843 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:00:58,843 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:58,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:00:58,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:00:58,859 INFO L87 Difference]: Start difference. First operand 3987 states and 7634 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:04,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:04,185 INFO L93 Difference]: Finished difference Result 5540 states and 10640 transitions. [2022-03-01 17:01:04,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-01 17:01:04,185 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:01:04,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:04,192 INFO L225 Difference]: With dead ends: 5540 [2022-03-01 17:01:04,192 INFO L226 Difference]: Without dead ends: 5540 [2022-03-01 17:01:04,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1408 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=1003, Invalid=5639, Unknown=0, NotChecked=0, Total=6642 [2022-03-01 17:01:04,193 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1926 mSDsluCounter, 5587 mSDsCounter, 0 mSdLazyCounter, 4572 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1926 SdHoareTripleChecker+Valid, 5867 SdHoareTripleChecker+Invalid, 4698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 4572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:04,193 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1926 Valid, 5867 Invalid, 4698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 4572 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:01:04,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5540 states. [2022-03-01 17:01:04,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5540 to 4075. [2022-03-01 17:01:04,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4075 states, 4058 states have (on average 1.924593395761459) internal successors, (7810), 4074 states have internal predecessors, (7810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:04,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4075 states to 4075 states and 7810 transitions. [2022-03-01 17:01:04,256 INFO L78 Accepts]: Start accepts. Automaton has 4075 states and 7810 transitions. Word has length 234 [2022-03-01 17:01:04,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:04,256 INFO L470 AbstractCegarLoop]: Abstraction has 4075 states and 7810 transitions. [2022-03-01 17:01:04,256 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:04,256 INFO L276 IsEmpty]: Start isEmpty. Operand 4075 states and 7810 transitions. [2022-03-01 17:01:04,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:01:04,259 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:04,259 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:01:04,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-03-01 17:01:04,259 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:01:04,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:04,273 INFO L85 PathProgramCache]: Analyzing trace with hash 1234704305, now seen corresponding path program 3 times [2022-03-01 17:01:04,274 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:04,274 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991781102] [2022-03-01 17:01:04,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:04,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:04,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:05,501 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:01:05,501 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:05,501 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991781102] [2022-03-01 17:01:05,501 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [991781102] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:05,501 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:05,502 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:01:05,502 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476053730] [2022-03-01 17:01:05,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:05,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:01:05,502 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:05,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:01:05,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:01:05,502 INFO L87 Difference]: Start difference. First operand 4075 states and 7810 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:15,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:15,190 INFO L93 Difference]: Finished difference Result 6294 states and 12060 transitions. [2022-03-01 17:01:15,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-01 17:01:15,191 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:01:15,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:15,201 INFO L225 Difference]: With dead ends: 6294 [2022-03-01 17:01:15,201 INFO L226 Difference]: Without dead ends: 6294 [2022-03-01 17:01:15,201 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1739 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=1398, Invalid=6612, Unknown=0, NotChecked=0, Total=8010 [2022-03-01 17:01:15,202 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 2416 mSDsluCounter, 6013 mSDsCounter, 0 mSdLazyCounter, 6677 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2416 SdHoareTripleChecker+Valid, 6347 SdHoareTripleChecker+Invalid, 6973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 6677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:15,202 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2416 Valid, 6347 Invalid, 6973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 6677 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-03-01 17:01:15,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6294 states. [2022-03-01 17:01:15,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6294 to 4019. [2022-03-01 17:01:15,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4019 states, 4002 states have (on average 1.9235382308845577) internal successors, (7698), 4018 states have internal predecessors, (7698), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:15,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4019 states to 4019 states and 7698 transitions. [2022-03-01 17:01:15,258 INFO L78 Accepts]: Start accepts. Automaton has 4019 states and 7698 transitions. Word has length 234 [2022-03-01 17:01:15,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:15,259 INFO L470 AbstractCegarLoop]: Abstraction has 4019 states and 7698 transitions. [2022-03-01 17:01:15,259 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:15,259 INFO L276 IsEmpty]: Start isEmpty. Operand 4019 states and 7698 transitions. [2022-03-01 17:01:15,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:01:15,261 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:15,261 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:01:15,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-03-01 17:01:15,261 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:01:15,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:15,262 INFO L85 PathProgramCache]: Analyzing trace with hash -1831839213, now seen corresponding path program 4 times [2022-03-01 17:01:15,262 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:15,262 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063337079] [2022-03-01 17:01:15,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:15,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:16,481 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:01:16,481 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:16,481 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063337079] [2022-03-01 17:01:16,481 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063337079] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:16,481 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:16,481 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:01:16,481 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647997958] [2022-03-01 17:01:16,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:16,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:01:16,482 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:16,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:01:16,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:01:16,482 INFO L87 Difference]: Start difference. First operand 4019 states and 7698 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:24,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:24,893 INFO L93 Difference]: Finished difference Result 5379 states and 10298 transitions. [2022-03-01 17:01:24,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 17:01:24,893 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:01:24,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:24,900 INFO L225 Difference]: With dead ends: 5379 [2022-03-01 17:01:24,900 INFO L226 Difference]: Without dead ends: 5379 [2022-03-01 17:01:24,900 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1435 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=1192, Invalid=5780, Unknown=0, NotChecked=0, Total=6972 [2022-03-01 17:01:24,901 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 2647 mSDsluCounter, 4529 mSDsCounter, 0 mSdLazyCounter, 4911 mSolverCounterSat, 336 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2647 SdHoareTripleChecker+Valid, 4808 SdHoareTripleChecker+Invalid, 5247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 336 IncrementalHoareTripleChecker+Valid, 4911 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:24,901 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2647 Valid, 4808 Invalid, 5247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [336 Valid, 4911 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-01 17:01:24,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5379 states. [2022-03-01 17:01:24,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5379 to 4011. [2022-03-01 17:01:24,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4011 states, 3994 states have (on average 1.9233850776164247) internal successors, (7682), 4010 states have internal predecessors, (7682), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:24,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7682 transitions. [2022-03-01 17:01:24,942 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7682 transitions. Word has length 234 [2022-03-01 17:01:24,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:24,942 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7682 transitions. [2022-03-01 17:01:24,943 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:24,943 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7682 transitions. [2022-03-01 17:01:24,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:01:24,944 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:24,944 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:01:24,945 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-03-01 17:01:24,945 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:01:24,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:24,945 INFO L85 PathProgramCache]: Analyzing trace with hash -2085521419, now seen corresponding path program 5 times [2022-03-01 17:01:24,945 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:24,945 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946943644] [2022-03-01 17:01:24,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:24,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:25,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:25,758 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:01:25,758 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:25,758 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946943644] [2022-03-01 17:01:25,758 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946943644] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:25,758 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:25,758 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:01:25,758 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336059066] [2022-03-01 17:01:25,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:25,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:01:25,759 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:25,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:01:25,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:01:25,759 INFO L87 Difference]: Start difference. First operand 4011 states and 7682 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:32,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:32,445 INFO L93 Difference]: Finished difference Result 5283 states and 10106 transitions. [2022-03-01 17:01:32,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-01 17:01:32,445 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:01:32,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:32,451 INFO L225 Difference]: With dead ends: 5283 [2022-03-01 17:01:32,451 INFO L226 Difference]: Without dead ends: 5283 [2022-03-01 17:01:32,452 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1349 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1130, Invalid=5512, Unknown=0, NotChecked=0, Total=6642 [2022-03-01 17:01:32,452 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 2092 mSDsluCounter, 5087 mSDsCounter, 0 mSdLazyCounter, 5264 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2092 SdHoareTripleChecker+Valid, 5350 SdHoareTripleChecker+Invalid, 5546 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 5264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:32,452 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2092 Valid, 5350 Invalid, 5546 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 5264 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-01 17:01:32,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5283 states. [2022-03-01 17:01:32,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5283 to 4003. [2022-03-01 17:01:32,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4003 states, 3986 states have (on average 1.9232313095835425) internal successors, (7666), 4002 states have internal predecessors, (7666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:32,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 4003 states and 7666 transitions. [2022-03-01 17:01:32,498 INFO L78 Accepts]: Start accepts. Automaton has 4003 states and 7666 transitions. Word has length 234 [2022-03-01 17:01:32,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:32,498 INFO L470 AbstractCegarLoop]: Abstraction has 4003 states and 7666 transitions. [2022-03-01 17:01:32,498 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:32,498 INFO L276 IsEmpty]: Start isEmpty. Operand 4003 states and 7666 transitions. [2022-03-01 17:01:32,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:01:32,500 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:32,500 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:01:32,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-03-01 17:01:32,500 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:01:32,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:32,500 INFO L85 PathProgramCache]: Analyzing trace with hash 1049147219, now seen corresponding path program 6 times [2022-03-01 17:01:32,500 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:32,501 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105718787] [2022-03-01 17:01:32,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:32,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:33,637 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:01:33,637 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:33,637 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105718787] [2022-03-01 17:01:33,637 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105718787] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:33,638 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:33,638 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:01:33,638 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096595932] [2022-03-01 17:01:33,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:33,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:01:33,638 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:33,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:01:33,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:01:33,638 INFO L87 Difference]: Start difference. First operand 4003 states and 7666 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:41,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:41,539 INFO L93 Difference]: Finished difference Result 5103 states and 9746 transitions. [2022-03-01 17:01:41,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 17:01:41,539 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:01:41,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:41,545 INFO L225 Difference]: With dead ends: 5103 [2022-03-01 17:01:41,545 INFO L226 Difference]: Without dead ends: 5103 [2022-03-01 17:01:41,546 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1262 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=1077, Invalid=5243, Unknown=0, NotChecked=0, Total=6320 [2022-03-01 17:01:41,546 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 2408 mSDsluCounter, 4997 mSDsCounter, 0 mSdLazyCounter, 4860 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2408 SdHoareTripleChecker+Valid, 5247 SdHoareTripleChecker+Invalid, 5110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 4860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:41,546 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2408 Valid, 5247 Invalid, 5110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 4860 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-01 17:01:41,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5103 states. [2022-03-01 17:01:41,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5103 to 3996. [2022-03-01 17:01:41,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3996 states, 3979 states have (on average 1.9230962553405377) internal successors, (7652), 3995 states have internal predecessors, (7652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:41,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 3996 states and 7652 transitions. [2022-03-01 17:01:41,584 INFO L78 Accepts]: Start accepts. Automaton has 3996 states and 7652 transitions. Word has length 234 [2022-03-01 17:01:41,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:41,584 INFO L470 AbstractCegarLoop]: Abstraction has 3996 states and 7652 transitions. [2022-03-01 17:01:41,584 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:41,585 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 7652 transitions. [2022-03-01 17:01:41,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:01:41,587 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:41,587 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:01:41,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-03-01 17:01:41,587 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:01:41,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:41,587 INFO L85 PathProgramCache]: Analyzing trace with hash -2030352812, now seen corresponding path program 20 times [2022-03-01 17:01:41,587 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:41,587 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101892335] [2022-03-01 17:01:41,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:41,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:41,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:42,534 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:01:42,535 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:42,535 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101892335] [2022-03-01 17:01:42,535 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101892335] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:42,535 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:42,535 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:01:42,535 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691617574] [2022-03-01 17:01:42,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:42,535 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:01:42,535 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:42,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:01:42,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:01:42,536 INFO L87 Difference]: Start difference. First operand 3996 states and 7652 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:48,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:48,590 INFO L93 Difference]: Finished difference Result 5417 states and 10444 transitions. [2022-03-01 17:01:48,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 17:01:48,591 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:01:48,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:48,597 INFO L225 Difference]: With dead ends: 5417 [2022-03-01 17:01:48,597 INFO L226 Difference]: Without dead ends: 5417 [2022-03-01 17:01:48,598 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1522 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=972, Invalid=6000, Unknown=0, NotChecked=0, Total=6972 [2022-03-01 17:01:48,598 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 2132 mSDsluCounter, 5812 mSDsCounter, 0 mSdLazyCounter, 4990 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2132 SdHoareTripleChecker+Valid, 6148 SdHoareTripleChecker+Invalid, 5162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 4990 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:48,598 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2132 Valid, 6148 Invalid, 5162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 4990 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-01 17:01:48,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5417 states. [2022-03-01 17:01:48,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5417 to 4073. [2022-03-01 17:01:48,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4073 states, 4056 states have (on average 1.9245562130177514) internal successors, (7806), 4072 states have internal predecessors, (7806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:48,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4073 states to 4073 states and 7806 transitions. [2022-03-01 17:01:48,643 INFO L78 Accepts]: Start accepts. Automaton has 4073 states and 7806 transitions. Word has length 234 [2022-03-01 17:01:48,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:48,643 INFO L470 AbstractCegarLoop]: Abstraction has 4073 states and 7806 transitions. [2022-03-01 17:01:48,643 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:48,643 INFO L276 IsEmpty]: Start isEmpty. Operand 4073 states and 7806 transitions. [2022-03-01 17:01:48,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:01:48,645 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:48,645 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:01:48,645 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-03-01 17:01:48,645 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:01:48,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:48,646 INFO L85 PathProgramCache]: Analyzing trace with hash -735080746, now seen corresponding path program 21 times [2022-03-01 17:01:48,646 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:48,646 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950968114] [2022-03-01 17:01:48,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:48,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:48,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:49,657 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:01:49,657 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:49,657 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950968114] [2022-03-01 17:01:49,657 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950968114] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:49,657 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:49,657 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:01:49,657 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230339903] [2022-03-01 17:01:49,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:49,657 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:01:49,657 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:49,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:01:49,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:01:49,658 INFO L87 Difference]: Start difference. First operand 4073 states and 7806 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:54,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:54,076 INFO L93 Difference]: Finished difference Result 5416 states and 10444 transitions. [2022-03-01 17:01:54,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-01 17:01:54,076 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:01:54,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:54,083 INFO L225 Difference]: With dead ends: 5416 [2022-03-01 17:01:54,083 INFO L226 Difference]: Without dead ends: 5416 [2022-03-01 17:01:54,083 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1415 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=928, Invalid=5714, Unknown=0, NotChecked=0, Total=6642 [2022-03-01 17:01:54,084 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 2530 mSDsluCounter, 5166 mSDsCounter, 0 mSdLazyCounter, 4330 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2530 SdHoareTripleChecker+Valid, 5497 SdHoareTripleChecker+Invalid, 4512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 4330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:54,084 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2530 Valid, 5497 Invalid, 4512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 4330 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:01:54,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5416 states. [2022-03-01 17:01:54,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5416 to 4075. [2022-03-01 17:01:54,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4075 states, 4058 states have (on average 1.924593395761459) internal successors, (7810), 4074 states have internal predecessors, (7810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:54,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4075 states to 4075 states and 7810 transitions. [2022-03-01 17:01:54,145 INFO L78 Accepts]: Start accepts. Automaton has 4075 states and 7810 transitions. Word has length 234 [2022-03-01 17:01:54,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:54,145 INFO L470 AbstractCegarLoop]: Abstraction has 4075 states and 7810 transitions. [2022-03-01 17:01:54,145 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:54,145 INFO L276 IsEmpty]: Start isEmpty. Operand 4075 states and 7810 transitions. [2022-03-01 17:01:54,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:01:54,147 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:54,147 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:01:54,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-03-01 17:01:54,147 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:01:54,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:54,148 INFO L85 PathProgramCache]: Analyzing trace with hash 1931838868, now seen corresponding path program 22 times [2022-03-01 17:01:54,148 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:54,148 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059572335] [2022-03-01 17:01:54,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:54,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:54,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:54,931 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:01:54,932 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:54,932 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059572335] [2022-03-01 17:01:54,932 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059572335] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:54,932 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:54,932 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:01:54,932 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557872689] [2022-03-01 17:01:54,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:54,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:01:54,932 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:54,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:01:54,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:01:54,933 INFO L87 Difference]: Start difference. First operand 4075 states and 7810 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:01,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:01,346 INFO L93 Difference]: Finished difference Result 5340 states and 10296 transitions. [2022-03-01 17:02:01,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 17:02:01,347 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:02:01,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:01,353 INFO L225 Difference]: With dead ends: 5340 [2022-03-01 17:02:01,353 INFO L226 Difference]: Without dead ends: 5340 [2022-03-01 17:02:01,354 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1316 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=895, Invalid=5425, Unknown=0, NotChecked=0, Total=6320 [2022-03-01 17:02:01,354 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 2131 mSDsluCounter, 6412 mSDsCounter, 0 mSdLazyCounter, 5147 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2131 SdHoareTripleChecker+Valid, 6740 SdHoareTripleChecker+Invalid, 5284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 5147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:01,354 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2131 Valid, 6740 Invalid, 5284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 5147 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-01 17:02:01,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5340 states. [2022-03-01 17:02:01,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5340 to 4079. [2022-03-01 17:02:01,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4079 states, 4062 states have (on average 1.9246676514032497) internal successors, (7818), 4078 states have internal predecessors, (7818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:01,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 7818 transitions. [2022-03-01 17:02:01,412 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 7818 transitions. Word has length 234 [2022-03-01 17:02:01,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:01,413 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 7818 transitions. [2022-03-01 17:02:01,413 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:01,413 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 7818 transitions. [2022-03-01 17:02:01,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:02:01,415 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:01,415 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:02:01,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-03-01 17:02:01,415 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:02:01,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:01,416 INFO L85 PathProgramCache]: Analyzing trace with hash 863980212, now seen corresponding path program 23 times [2022-03-01 17:02:01,416 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:01,416 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143934183] [2022-03-01 17:02:01,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:01,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:01,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:02,415 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:02:02,415 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:02,415 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143934183] [2022-03-01 17:02:02,416 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143934183] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:02,416 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:02,416 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:02:02,416 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749156619] [2022-03-01 17:02:02,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:02,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:02:02,416 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:02,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:02:02,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:02:02,417 INFO L87 Difference]: Start difference. First operand 4079 states and 7818 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:09,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:09,684 INFO L93 Difference]: Finished difference Result 6949 states and 13409 transitions. [2022-03-01 17:02:09,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-01 17:02:09,685 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:02:09,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:09,694 INFO L225 Difference]: With dead ends: 6949 [2022-03-01 17:02:09,694 INFO L226 Difference]: Without dead ends: 6949 [2022-03-01 17:02:09,695 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1992 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=1269, Invalid=7287, Unknown=0, NotChecked=0, Total=8556 [2022-03-01 17:02:09,695 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 2376 mSDsluCounter, 6547 mSDsCounter, 0 mSdLazyCounter, 5160 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2376 SdHoareTripleChecker+Valid, 6933 SdHoareTripleChecker+Invalid, 5328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 5160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:09,695 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2376 Valid, 6933 Invalid, 5328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 5160 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-01 17:02:09,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6949 states. [2022-03-01 17:02:09,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6949 to 4114. [2022-03-01 17:02:09,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4114 states, 4097 states have (on average 1.9253112033195021) internal successors, (7888), 4113 states have internal predecessors, (7888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:09,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 4114 states and 7888 transitions. [2022-03-01 17:02:09,763 INFO L78 Accepts]: Start accepts. Automaton has 4114 states and 7888 transitions. Word has length 234 [2022-03-01 17:02:09,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:09,763 INFO L470 AbstractCegarLoop]: Abstraction has 4114 states and 7888 transitions. [2022-03-01 17:02:09,763 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:09,763 INFO L276 IsEmpty]: Start isEmpty. Operand 4114 states and 7888 transitions. [2022-03-01 17:02:09,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:02:09,766 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:09,766 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:02:09,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-03-01 17:02:09,766 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:02:09,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:09,766 INFO L85 PathProgramCache]: Analyzing trace with hash 1055455185, now seen corresponding path program 7 times [2022-03-01 17:02:09,766 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:09,766 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418825224] [2022-03-01 17:02:09,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:09,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:09,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:10,730 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:02:10,730 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:10,730 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418825224] [2022-03-01 17:02:10,731 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418825224] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:10,731 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:10,731 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:02:10,731 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144783499] [2022-03-01 17:02:10,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:10,731 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:02:10,731 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:10,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:02:10,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:02:10,731 INFO L87 Difference]: Start difference. First operand 4114 states and 7888 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:19,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:19,368 INFO L93 Difference]: Finished difference Result 7346 states and 14120 transitions. [2022-03-01 17:02:19,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-01 17:02:19,368 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:02:19,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:19,380 INFO L225 Difference]: With dead ends: 7346 [2022-03-01 17:02:19,380 INFO L226 Difference]: Without dead ends: 7346 [2022-03-01 17:02:19,380 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1525 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=1162, Invalid=5978, Unknown=0, NotChecked=0, Total=7140 [2022-03-01 17:02:19,380 INFO L933 BasicCegarLoop]: 449 mSDtfsCounter, 3181 mSDsluCounter, 8118 mSDsCounter, 0 mSdLazyCounter, 7856 mSolverCounterSat, 348 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3181 SdHoareTripleChecker+Valid, 8559 SdHoareTripleChecker+Invalid, 8204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 348 IncrementalHoareTripleChecker+Valid, 7856 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:19,380 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3181 Valid, 8559 Invalid, 8204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [348 Valid, 7856 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2022-03-01 17:02:19,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7346 states. [2022-03-01 17:02:19,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7346 to 4018. [2022-03-01 17:02:19,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4018 states, 4001 states have (on average 1.923519120219945) internal successors, (7696), 4017 states have internal predecessors, (7696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:19,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 4018 states and 7696 transitions. [2022-03-01 17:02:19,455 INFO L78 Accepts]: Start accepts. Automaton has 4018 states and 7696 transitions. Word has length 234 [2022-03-01 17:02:19,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:19,455 INFO L470 AbstractCegarLoop]: Abstraction has 4018 states and 7696 transitions. [2022-03-01 17:02:19,456 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:19,456 INFO L276 IsEmpty]: Start isEmpty. Operand 4018 states and 7696 transitions. [2022-03-01 17:02:19,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:02:19,458 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:19,458 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:02:19,458 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-03-01 17:02:19,458 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:02:19,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:19,458 INFO L85 PathProgramCache]: Analyzing trace with hash -1331077962, now seen corresponding path program 24 times [2022-03-01 17:02:19,458 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:19,458 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114634125] [2022-03-01 17:02:19,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:19,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:19,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:20,840 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:02:20,840 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:20,840 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114634125] [2022-03-01 17:02:20,840 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114634125] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:20,840 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:20,840 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:02:20,840 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906499158] [2022-03-01 17:02:20,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:20,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:02:20,841 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:20,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:02:20,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:02:20,841 INFO L87 Difference]: Start difference. First operand 4018 states and 7696 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:28,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:28,456 INFO L93 Difference]: Finished difference Result 5506 states and 10615 transitions. [2022-03-01 17:02:28,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-01 17:02:28,456 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:02:28,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:28,464 INFO L225 Difference]: With dead ends: 5506 [2022-03-01 17:02:28,465 INFO L226 Difference]: Without dead ends: 5506 [2022-03-01 17:02:28,465 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1598 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=1010, Invalid=6300, Unknown=0, NotChecked=0, Total=7310 [2022-03-01 17:02:28,466 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 2376 mSDsluCounter, 5956 mSDsCounter, 0 mSdLazyCounter, 5160 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2376 SdHoareTripleChecker+Valid, 6290 SdHoareTripleChecker+Invalid, 5367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 5160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:28,466 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2376 Valid, 6290 Invalid, 5367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 5160 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-01 17:02:28,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5506 states. [2022-03-01 17:02:28,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5506 to 4024. [2022-03-01 17:02:28,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4024 states, 4007 states have (on average 1.923633641128026) internal successors, (7708), 4023 states have internal predecessors, (7708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:28,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 4024 states and 7708 transitions. [2022-03-01 17:02:28,547 INFO L78 Accepts]: Start accepts. Automaton has 4024 states and 7708 transitions. Word has length 234 [2022-03-01 17:02:28,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:28,547 INFO L470 AbstractCegarLoop]: Abstraction has 4024 states and 7708 transitions. [2022-03-01 17:02:28,547 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:28,547 INFO L276 IsEmpty]: Start isEmpty. Operand 4024 states and 7708 transitions. [2022-03-01 17:02:28,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:02:28,549 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:28,550 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:02:28,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-03-01 17:02:28,550 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:02:28,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:28,550 INFO L85 PathProgramCache]: Analyzing trace with hash -35805896, now seen corresponding path program 25 times [2022-03-01 17:02:28,550 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:28,551 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720988905] [2022-03-01 17:02:28,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:28,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:29,540 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:02:29,541 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:29,541 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720988905] [2022-03-01 17:02:29,543 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720988905] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:29,543 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:29,544 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:02:29,544 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307688339] [2022-03-01 17:02:29,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:29,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:02:29,544 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:29,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:02:29,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:02:29,545 INFO L87 Difference]: Start difference. First operand 4024 states and 7708 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:34,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:34,700 INFO L93 Difference]: Finished difference Result 5375 states and 10358 transitions. [2022-03-01 17:02:34,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-01 17:02:34,700 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:02:34,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:34,708 INFO L225 Difference]: With dead ends: 5375 [2022-03-01 17:02:34,709 INFO L226 Difference]: Without dead ends: 5375 [2022-03-01 17:02:34,709 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1390 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=938, Invalid=5704, Unknown=0, NotChecked=0, Total=6642 [2022-03-01 17:02:34,709 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1997 mSDsluCounter, 6050 mSDsCounter, 0 mSdLazyCounter, 4837 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1997 SdHoareTripleChecker+Valid, 6373 SdHoareTripleChecker+Invalid, 5011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 4837 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:34,709 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1997 Valid, 6373 Invalid, 5011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 4837 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:02:34,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5375 states. [2022-03-01 17:02:34,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5375 to 4030. [2022-03-01 17:02:34,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4030 states, 4013 states have (on average 1.9237478195863444) internal successors, (7720), 4029 states have internal predecessors, (7720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:34,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 4030 states and 7720 transitions. [2022-03-01 17:02:34,768 INFO L78 Accepts]: Start accepts. Automaton has 4030 states and 7720 transitions. Word has length 234 [2022-03-01 17:02:34,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:34,768 INFO L470 AbstractCegarLoop]: Abstraction has 4030 states and 7720 transitions. [2022-03-01 17:02:34,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:34,768 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 7720 transitions. [2022-03-01 17:02:34,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:02:34,771 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:34,771 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:02:34,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-03-01 17:02:34,771 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:02:34,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:34,771 INFO L85 PathProgramCache]: Analyzing trace with hash -1663853578, now seen corresponding path program 26 times [2022-03-01 17:02:34,771 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:34,771 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82505626] [2022-03-01 17:02:34,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:34,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:34,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:36,042 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:02:36,042 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:36,042 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [82505626] [2022-03-01 17:02:36,042 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [82505626] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:36,042 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:36,042 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:02:36,042 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095132220] [2022-03-01 17:02:36,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:36,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:02:36,043 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:36,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:02:36,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:02:36,044 INFO L87 Difference]: Start difference. First operand 4030 states and 7720 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:42,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:42,521 INFO L93 Difference]: Finished difference Result 5319 states and 10252 transitions. [2022-03-01 17:02:42,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-01 17:02:42,521 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:02:42,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:42,529 INFO L225 Difference]: With dead ends: 5319 [2022-03-01 17:02:42,529 INFO L226 Difference]: Without dead ends: 5319 [2022-03-01 17:02:42,529 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1388 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=933, Invalid=5709, Unknown=0, NotChecked=0, Total=6642 [2022-03-01 17:02:42,530 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 2132 mSDsluCounter, 5548 mSDsCounter, 0 mSdLazyCounter, 4679 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2132 SdHoareTripleChecker+Valid, 5874 SdHoareTripleChecker+Invalid, 4836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 4679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:42,530 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2132 Valid, 5874 Invalid, 4836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 4679 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-01 17:02:42,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5319 states. [2022-03-01 17:02:42,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5319 to 4002. [2022-03-01 17:02:42,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4002 states, 3985 states have (on average 1.9232120451693853) internal successors, (7664), 4001 states have internal predecessors, (7664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:42,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4002 states to 4002 states and 7664 transitions. [2022-03-01 17:02:42,585 INFO L78 Accepts]: Start accepts. Automaton has 4002 states and 7664 transitions. Word has length 234 [2022-03-01 17:02:42,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:42,586 INFO L470 AbstractCegarLoop]: Abstraction has 4002 states and 7664 transitions. [2022-03-01 17:02:42,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:42,586 INFO L276 IsEmpty]: Start isEmpty. Operand 4002 states and 7664 transitions. [2022-03-01 17:02:42,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:02:42,588 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:42,588 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:02:42,588 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-03-01 17:02:42,588 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:02:42,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:42,589 INFO L85 PathProgramCache]: Analyzing trace with hash 621357088, now seen corresponding path program 27 times [2022-03-01 17:02:42,589 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:42,589 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046110943] [2022-03-01 17:02:42,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:42,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:42,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:43,644 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:02:43,645 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:43,645 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046110943] [2022-03-01 17:02:43,645 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046110943] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:43,645 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:43,645 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:02:43,645 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198302728] [2022-03-01 17:02:43,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:43,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:02:43,645 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:43,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:02:43,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:02:43,646 INFO L87 Difference]: Start difference. First operand 4002 states and 7664 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:49,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:49,934 INFO L93 Difference]: Finished difference Result 6176 states and 11892 transitions. [2022-03-01 17:02:49,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-01 17:02:49,934 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:02:49,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:49,966 INFO L225 Difference]: With dead ends: 6176 [2022-03-01 17:02:49,966 INFO L226 Difference]: Without dead ends: 6176 [2022-03-01 17:02:49,966 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1821 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1182, Invalid=6828, Unknown=0, NotChecked=0, Total=8010 [2022-03-01 17:02:49,967 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 2375 mSDsluCounter, 6468 mSDsCounter, 0 mSdLazyCounter, 4763 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2375 SdHoareTripleChecker+Valid, 6820 SdHoareTripleChecker+Invalid, 4919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 4763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:49,967 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2375 Valid, 6820 Invalid, 4919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 4763 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:02:49,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6176 states. [2022-03-01 17:02:50,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6176 to 4090. [2022-03-01 17:02:50,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4090 states, 4073 states have (on average 1.924871102381537) internal successors, (7840), 4089 states have internal predecessors, (7840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:50,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4090 states to 4090 states and 7840 transitions. [2022-03-01 17:02:50,008 INFO L78 Accepts]: Start accepts. Automaton has 4090 states and 7840 transitions. Word has length 234 [2022-03-01 17:02:50,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:50,008 INFO L470 AbstractCegarLoop]: Abstraction has 4090 states and 7840 transitions. [2022-03-01 17:02:50,008 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:50,008 INFO L276 IsEmpty]: Start isEmpty. Operand 4090 states and 7840 transitions. [2022-03-01 17:02:50,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:02:50,010 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:50,010 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:02:50,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-03-01 17:02:50,010 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:02:50,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:50,011 INFO L85 PathProgramCache]: Analyzing trace with hash 812832061, now seen corresponding path program 8 times [2022-03-01 17:02:50,011 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:50,011 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177327224] [2022-03-01 17:02:50,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:50,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:50,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:51,009 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:02:51,010 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:51,010 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177327224] [2022-03-01 17:02:51,010 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177327224] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:51,010 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:51,010 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:02:51,010 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808403645] [2022-03-01 17:02:51,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:51,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:02:51,010 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:51,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:02:51,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:02:51,011 INFO L87 Difference]: Start difference. First operand 4090 states and 7840 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:00,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:00,014 INFO L93 Difference]: Finished difference Result 6918 states and 13288 transitions. [2022-03-01 17:03:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-01 17:03:00,014 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:03:00,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:00,022 INFO L225 Difference]: With dead ends: 6918 [2022-03-01 17:03:00,022 INFO L226 Difference]: Without dead ends: 6918 [2022-03-01 17:03:00,023 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1915 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=1463, Invalid=7093, Unknown=0, NotChecked=0, Total=8556 [2022-03-01 17:03:00,023 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 2539 mSDsluCounter, 8274 mSDsCounter, 0 mSdLazyCounter, 8107 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2539 SdHoareTripleChecker+Valid, 8682 SdHoareTripleChecker+Invalid, 8398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 8107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:00,023 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2539 Valid, 8682 Invalid, 8398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 8107 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-03-01 17:03:00,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6918 states. [2022-03-01 17:03:00,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6918 to 4034. [2022-03-01 17:03:00,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4034 states, 4017 states have (on average 1.9238237490664676) internal successors, (7728), 4033 states have internal predecessors, (7728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:00,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4034 states to 4034 states and 7728 transitions. [2022-03-01 17:03:00,077 INFO L78 Accepts]: Start accepts. Automaton has 4034 states and 7728 transitions. Word has length 234 [2022-03-01 17:03:00,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:00,077 INFO L470 AbstractCegarLoop]: Abstraction has 4034 states and 7728 transitions. [2022-03-01 17:03:00,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:00,077 INFO L276 IsEmpty]: Start isEmpty. Operand 4034 states and 7728 transitions. [2022-03-01 17:03:00,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:03:00,079 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:00,079 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:03:00,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-03-01 17:03:00,080 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:03:00,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:00,080 INFO L85 PathProgramCache]: Analyzing trace with hash 2041255839, now seen corresponding path program 9 times [2022-03-01 17:03:00,080 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:00,080 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151609188] [2022-03-01 17:03:00,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:00,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:00,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:00,831 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:03:00,831 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:00,831 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151609188] [2022-03-01 17:03:00,831 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1151609188] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:00,831 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:00,831 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:03:00,831 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332076443] [2022-03-01 17:03:00,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:00,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:03:00,832 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:00,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:03:00,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:03:00,832 INFO L87 Difference]: Start difference. First operand 4034 states and 7728 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:06,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:06,900 INFO L93 Difference]: Finished difference Result 6003 states and 11526 transitions. [2022-03-01 17:03:06,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 17:03:06,901 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:03:06,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:06,908 INFO L225 Difference]: With dead ends: 6003 [2022-03-01 17:03:06,908 INFO L226 Difference]: Without dead ends: 6003 [2022-03-01 17:03:06,908 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1540 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1235, Invalid=6075, Unknown=0, NotChecked=0, Total=7310 [2022-03-01 17:03:06,909 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 2265 mSDsluCounter, 6391 mSDsCounter, 0 mSdLazyCounter, 6047 mSolverCounterSat, 309 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2265 SdHoareTripleChecker+Valid, 6743 SdHoareTripleChecker+Invalid, 6356 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 309 IncrementalHoareTripleChecker+Valid, 6047 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:06,909 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2265 Valid, 6743 Invalid, 6356 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [309 Valid, 6047 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-01 17:03:06,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6003 states. [2022-03-01 17:03:06,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6003 to 4026. [2022-03-01 17:03:06,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4026 states, 4009 states have (on average 1.9236717385881765) internal successors, (7712), 4025 states have internal predecessors, (7712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:06,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4026 states to 4026 states and 7712 transitions. [2022-03-01 17:03:06,958 INFO L78 Accepts]: Start accepts. Automaton has 4026 states and 7712 transitions. Word has length 234 [2022-03-01 17:03:06,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:06,958 INFO L470 AbstractCegarLoop]: Abstraction has 4026 states and 7712 transitions. [2022-03-01 17:03:06,958 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:06,958 INFO L276 IsEmpty]: Start isEmpty. Operand 4026 states and 7712 transitions. [2022-03-01 17:03:06,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:03:06,960 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:06,960 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:03:06,960 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-03-01 17:03:06,961 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:03:06,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:06,961 INFO L85 PathProgramCache]: Analyzing trace with hash 1787573633, now seen corresponding path program 10 times [2022-03-01 17:03:06,961 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:06,961 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793387618] [2022-03-01 17:03:06,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:06,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:07,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:07,823 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:03:07,823 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:07,823 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793387618] [2022-03-01 17:03:07,823 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793387618] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:07,823 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:07,823 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:03:07,823 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333280853] [2022-03-01 17:03:07,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:07,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:03:07,823 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:07,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:03:07,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:03:07,824 INFO L87 Difference]: Start difference. First operand 4026 states and 7712 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:16,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:16,222 INFO L93 Difference]: Finished difference Result 5907 states and 11334 transitions. [2022-03-01 17:03:16,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 17:03:16,223 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:03:16,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:16,230 INFO L225 Difference]: With dead ends: 5907 [2022-03-01 17:03:16,230 INFO L226 Difference]: Without dead ends: 5907 [2022-03-01 17:03:16,230 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1450 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=1173, Invalid=5799, Unknown=0, NotChecked=0, Total=6972 [2022-03-01 17:03:16,230 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 2425 mSDsluCounter, 5614 mSDsCounter, 0 mSdLazyCounter, 4868 mSolverCounterSat, 297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2425 SdHoareTripleChecker+Valid, 5950 SdHoareTripleChecker+Invalid, 5165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 297 IncrementalHoareTripleChecker+Valid, 4868 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:16,230 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2425 Valid, 5950 Invalid, 5165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [297 Valid, 4868 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-01 17:03:16,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5907 states. [2022-03-01 17:03:16,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5907 to 4018. [2022-03-01 17:03:16,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4018 states, 4001 states have (on average 1.923519120219945) internal successors, (7696), 4017 states have internal predecessors, (7696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:16,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 4018 states and 7696 transitions. [2022-03-01 17:03:16,279 INFO L78 Accepts]: Start accepts. Automaton has 4018 states and 7696 transitions. Word has length 234 [2022-03-01 17:03:16,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:16,279 INFO L470 AbstractCegarLoop]: Abstraction has 4018 states and 7696 transitions. [2022-03-01 17:03:16,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:16,279 INFO L276 IsEmpty]: Start isEmpty. Operand 4018 states and 7696 transitions. [2022-03-01 17:03:16,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:03:16,281 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:16,281 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:03:16,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-03-01 17:03:16,282 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:03:16,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:16,282 INFO L85 PathProgramCache]: Analyzing trace with hash 627274975, now seen corresponding path program 11 times [2022-03-01 17:03:16,282 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:16,282 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409574761] [2022-03-01 17:03:16,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:16,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:16,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:17,123 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:03:17,123 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:17,123 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409574761] [2022-03-01 17:03:17,123 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409574761] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:17,123 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:17,123 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:03:17,123 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636931306] [2022-03-01 17:03:17,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:17,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:03:17,123 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:17,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:03:17,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:03:17,124 INFO L87 Difference]: Start difference. First operand 4018 states and 7696 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:22,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:22,023 INFO L93 Difference]: Finished difference Result 5727 states and 10974 transitions. [2022-03-01 17:03:22,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-01 17:03:22,023 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:03:22,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:22,029 INFO L225 Difference]: With dead ends: 5727 [2022-03-01 17:03:22,029 INFO L226 Difference]: Without dead ends: 5727 [2022-03-01 17:03:22,029 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1359 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=1120, Invalid=5522, Unknown=0, NotChecked=0, Total=6642 [2022-03-01 17:03:22,029 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 2077 mSDsluCounter, 5541 mSDsCounter, 0 mSdLazyCounter, 4660 mSolverCounterSat, 248 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2077 SdHoareTripleChecker+Valid, 5864 SdHoareTripleChecker+Invalid, 4908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 248 IncrementalHoareTripleChecker+Valid, 4660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:22,030 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2077 Valid, 5864 Invalid, 4908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [248 Valid, 4660 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:03:22,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5727 states. [2022-03-01 17:03:22,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5727 to 3996. [2022-03-01 17:03:22,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3996 states, 3979 states have (on average 1.9230962553405377) internal successors, (7652), 3995 states have internal predecessors, (7652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:22,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 3996 states and 7652 transitions. [2022-03-01 17:03:22,075 INFO L78 Accepts]: Start accepts. Automaton has 3996 states and 7652 transitions. Word has length 234 [2022-03-01 17:03:22,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:22,075 INFO L470 AbstractCegarLoop]: Abstraction has 3996 states and 7652 transitions. [2022-03-01 17:03:22,075 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:22,075 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 7652 transitions. [2022-03-01 17:03:22,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:03:22,077 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:22,077 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:03:22,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-03-01 17:03:22,077 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:03:22,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:22,077 INFO L85 PathProgramCache]: Analyzing trace with hash -909417704, now seen corresponding path program 28 times [2022-03-01 17:03:22,078 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:22,078 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678721748] [2022-03-01 17:03:22,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:22,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:22,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:22,851 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:03:22,851 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:22,851 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678721748] [2022-03-01 17:03:22,851 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678721748] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:22,851 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:22,851 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:03:22,851 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747829185] [2022-03-01 17:03:22,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:22,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:03:22,852 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:22,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:03:22,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:03:22,852 INFO L87 Difference]: Start difference. First operand 3996 states and 7652 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:31,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:31,558 INFO L93 Difference]: Finished difference Result 7290 states and 14097 transitions. [2022-03-01 17:03:31,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-03-01 17:03:31,558 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:03:31,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:31,566 INFO L225 Difference]: With dead ends: 7290 [2022-03-01 17:03:31,566 INFO L226 Difference]: Without dead ends: 7290 [2022-03-01 17:03:31,567 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2581 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=1606, Invalid=8696, Unknown=0, NotChecked=0, Total=10302 [2022-03-01 17:03:31,567 INFO L933 BasicCegarLoop]: 421 mSDtfsCounter, 2598 mSDsluCounter, 7285 mSDsCounter, 0 mSdLazyCounter, 4420 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2598 SdHoareTripleChecker+Valid, 7698 SdHoareTripleChecker+Invalid, 4585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 4420 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:31,567 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2598 Valid, 7698 Invalid, 4585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 4420 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 17:03:31,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7290 states. [2022-03-01 17:03:31,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7290 to 4084. [2022-03-01 17:03:31,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4084 states, 4067 states have (on average 1.924760265552004) internal successors, (7828), 4083 states have internal predecessors, (7828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:31,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4084 states to 4084 states and 7828 transitions. [2022-03-01 17:03:31,620 INFO L78 Accepts]: Start accepts. Automaton has 4084 states and 7828 transitions. Word has length 234 [2022-03-01 17:03:31,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:31,621 INFO L470 AbstractCegarLoop]: Abstraction has 4084 states and 7828 transitions. [2022-03-01 17:03:31,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:31,621 INFO L276 IsEmpty]: Start isEmpty. Operand 4084 states and 7828 transitions. [2022-03-01 17:03:31,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:03:31,623 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:31,623 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:03:31,623 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-03-01 17:03:31,623 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:03:31,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:31,623 INFO L85 PathProgramCache]: Analyzing trace with hash -717942731, now seen corresponding path program 12 times [2022-03-01 17:03:31,623 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:31,623 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353678446] [2022-03-01 17:03:31,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:31,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:32,611 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:03:32,611 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:32,611 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353678446] [2022-03-01 17:03:32,611 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353678446] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:32,611 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:32,611 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:03:32,611 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378692055] [2022-03-01 17:03:32,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:32,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:03:32,612 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:32,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:03:32,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:03:32,612 INFO L87 Difference]: Start difference. First operand 4084 states and 7828 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:43,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:43,388 INFO L93 Difference]: Finished difference Result 8341 states and 16106 transitions. [2022-03-01 17:03:43,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-03-01 17:03:43,388 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:03:43,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:43,397 INFO L225 Difference]: With dead ends: 8341 [2022-03-01 17:03:43,397 INFO L226 Difference]: Without dead ends: 8341 [2022-03-01 17:03:43,398 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2506 ImplicationChecksByTransitivity, 7.3s TimeCoverageRelationStatistics Valid=1744, Invalid=8558, Unknown=0, NotChecked=0, Total=10302 [2022-03-01 17:03:43,398 INFO L933 BasicCegarLoop]: 482 mSDtfsCounter, 2783 mSDsluCounter, 8609 mSDsCounter, 0 mSdLazyCounter, 7636 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2783 SdHoareTripleChecker+Valid, 9082 SdHoareTripleChecker+Invalid, 7931 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 7636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:43,398 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2783 Valid, 9082 Invalid, 7931 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 7636 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-03-01 17:03:43,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8341 states. [2022-03-01 17:03:43,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8341 to 4028. [2022-03-01 17:03:43,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4028 states, 4011 states have (on average 1.9237097980553477) internal successors, (7716), 4027 states have internal predecessors, (7716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:43,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 4028 states and 7716 transitions. [2022-03-01 17:03:43,443 INFO L78 Accepts]: Start accepts. Automaton has 4028 states and 7716 transitions. Word has length 234 [2022-03-01 17:03:43,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:43,443 INFO L470 AbstractCegarLoop]: Abstraction has 4028 states and 7716 transitions. [2022-03-01 17:03:43,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:43,444 INFO L276 IsEmpty]: Start isEmpty. Operand 4028 states and 7716 transitions. [2022-03-01 17:03:43,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:03:43,445 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:43,445 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:03:43,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-03-01 17:03:43,445 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:03:43,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:43,446 INFO L85 PathProgramCache]: Analyzing trace with hash 510481047, now seen corresponding path program 13 times [2022-03-01 17:03:43,446 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:43,446 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793066442] [2022-03-01 17:03:43,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:43,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:43,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:44,470 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:03:44,470 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:44,470 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793066442] [2022-03-01 17:03:44,471 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793066442] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:44,471 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:44,471 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:03:44,471 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696790232] [2022-03-01 17:03:44,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:44,471 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:03:44,471 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:44,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:03:44,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:03:44,472 INFO L87 Difference]: Start difference. First operand 4028 states and 7716 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:52,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:52,088 INFO L93 Difference]: Finished difference Result 7473 states and 14437 transitions. [2022-03-01 17:03:52,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-01 17:03:52,088 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:03:52,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:52,097 INFO L225 Difference]: With dead ends: 7473 [2022-03-01 17:03:52,098 INFO L226 Difference]: Without dead ends: 7473 [2022-03-01 17:03:52,098 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1871 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=1395, Invalid=6977, Unknown=0, NotChecked=0, Total=8372 [2022-03-01 17:03:52,098 INFO L933 BasicCegarLoop]: 431 mSDtfsCounter, 2759 mSDsluCounter, 7550 mSDsCounter, 0 mSdLazyCounter, 6648 mSolverCounterSat, 320 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2759 SdHoareTripleChecker+Valid, 7973 SdHoareTripleChecker+Invalid, 6968 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 320 IncrementalHoareTripleChecker+Valid, 6648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:52,098 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2759 Valid, 7973 Invalid, 6968 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [320 Valid, 6648 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-01 17:03:52,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7473 states. [2022-03-01 17:03:52,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7473 to 4029. [2022-03-01 17:03:52,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4029 states, 4012 states have (on average 1.923728813559322) internal successors, (7718), 4028 states have internal predecessors, (7718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:52,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 7718 transitions. [2022-03-01 17:03:52,153 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 7718 transitions. Word has length 234 [2022-03-01 17:03:52,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:52,153 INFO L470 AbstractCegarLoop]: Abstraction has 4029 states and 7718 transitions. [2022-03-01 17:03:52,153 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:52,153 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 7718 transitions. [2022-03-01 17:03:52,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:03:52,155 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:52,155 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:03:52,155 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-03-01 17:03:52,155 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:03:52,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:52,155 INFO L85 PathProgramCache]: Analyzing trace with hash 256798841, now seen corresponding path program 14 times [2022-03-01 17:03:52,156 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:52,156 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105861277] [2022-03-01 17:03:52,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:52,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:52,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:53,231 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:03:53,231 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:53,231 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105861277] [2022-03-01 17:03:53,231 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105861277] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:53,231 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:53,231 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:03:53,231 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427335063] [2022-03-01 17:03:53,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:53,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:03:53,231 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:53,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:03:53,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:03:53,232 INFO L87 Difference]: Start difference. First operand 4029 states and 7718 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:01,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:01,963 INFO L93 Difference]: Finished difference Result 7377 states and 14245 transitions. [2022-03-01 17:04:01,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-01 17:04:01,963 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:04:01,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:01,973 INFO L225 Difference]: With dead ends: 7377 [2022-03-01 17:04:01,973 INFO L226 Difference]: Without dead ends: 7377 [2022-03-01 17:04:01,973 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1770 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=1329, Invalid=6681, Unknown=0, NotChecked=0, Total=8010 [2022-03-01 17:04:01,973 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 2753 mSDsluCounter, 6941 mSDsCounter, 0 mSdLazyCounter, 5779 mSolverCounterSat, 361 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2753 SdHoareTripleChecker+Valid, 7348 SdHoareTripleChecker+Invalid, 6140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 361 IncrementalHoareTripleChecker+Valid, 5779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:01,973 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2753 Valid, 7348 Invalid, 6140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [361 Valid, 5779 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-01 17:04:01,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7377 states. [2022-03-01 17:04:02,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7377 to 4030. [2022-03-01 17:04:02,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4030 states, 4013 states have (on average 1.9237478195863444) internal successors, (7720), 4029 states have internal predecessors, (7720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:02,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 4030 states and 7720 transitions. [2022-03-01 17:04:02,031 INFO L78 Accepts]: Start accepts. Automaton has 4030 states and 7720 transitions. Word has length 234 [2022-03-01 17:04:02,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:02,031 INFO L470 AbstractCegarLoop]: Abstraction has 4030 states and 7720 transitions. [2022-03-01 17:04:02,031 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:02,031 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 7720 transitions. [2022-03-01 17:04:02,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:04:02,033 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:02,033 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:04:02,033 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-03-01 17:04:02,033 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:04:02,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:02,034 INFO L85 PathProgramCache]: Analyzing trace with hash -903499817, now seen corresponding path program 15 times [2022-03-01 17:04:02,034 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:02,034 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947812769] [2022-03-01 17:04:02,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:02,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:02,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:02,903 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:04:02,903 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:02,903 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947812769] [2022-03-01 17:04:02,904 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947812769] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:02,904 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:02,904 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:04:02,904 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105625184] [2022-03-01 17:04:02,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:02,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:04:02,904 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:02,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:04:02,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:04:02,905 INFO L87 Difference]: Start difference. First operand 4030 states and 7720 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:11,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:11,243 INFO L93 Difference]: Finished difference Result 7197 states and 13885 transitions. [2022-03-01 17:04:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 17:04:11,244 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:04:11,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:11,253 INFO L225 Difference]: With dead ends: 7197 [2022-03-01 17:04:11,253 INFO L226 Difference]: Without dead ends: 7197 [2022-03-01 17:04:11,254 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1670 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=1272, Invalid=6384, Unknown=0, NotChecked=0, Total=7656 [2022-03-01 17:04:11,254 INFO L933 BasicCegarLoop]: 400 mSDtfsCounter, 2678 mSDsluCounter, 6657 mSDsCounter, 0 mSdLazyCounter, 5290 mSolverCounterSat, 252 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2678 SdHoareTripleChecker+Valid, 7048 SdHoareTripleChecker+Invalid, 5542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 252 IncrementalHoareTripleChecker+Valid, 5290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:11,254 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2678 Valid, 7048 Invalid, 5542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [252 Valid, 5290 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-01 17:04:11,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7197 states. [2022-03-01 17:04:11,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7197 to 4023. [2022-03-01 17:04:11,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4023 states, 4006 states have (on average 1.923614578132801) internal successors, (7706), 4022 states have internal predecessors, (7706), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:11,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4023 states to 4023 states and 7706 transitions. [2022-03-01 17:04:11,309 INFO L78 Accepts]: Start accepts. Automaton has 4023 states and 7706 transitions. Word has length 234 [2022-03-01 17:04:11,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:11,309 INFO L470 AbstractCegarLoop]: Abstraction has 4023 states and 7706 transitions. [2022-03-01 17:04:11,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:11,309 INFO L276 IsEmpty]: Start isEmpty. Operand 4023 states and 7706 transitions. [2022-03-01 17:04:11,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:04:11,311 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:11,311 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:04:11,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-03-01 17:04:11,311 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:04:11,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:11,312 INFO L85 PathProgramCache]: Analyzing trace with hash 90923747, now seen corresponding path program 16 times [2022-03-01 17:04:11,312 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:11,312 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952617943] [2022-03-01 17:04:11,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:11,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:12,047 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:04:12,047 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:12,047 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952617943] [2022-03-01 17:04:12,048 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952617943] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:12,048 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:12,048 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:04:12,048 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627181927] [2022-03-01 17:04:12,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:12,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:04:12,048 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:12,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:04:12,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:04:12,049 INFO L87 Difference]: Start difference. First operand 4023 states and 7706 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:18,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:18,739 INFO L93 Difference]: Finished difference Result 7580 states and 14652 transitions. [2022-03-01 17:04:18,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-01 17:04:18,740 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:04:18,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:18,749 INFO L225 Difference]: With dead ends: 7580 [2022-03-01 17:04:18,750 INFO L226 Difference]: Without dead ends: 7580 [2022-03-01 17:04:18,750 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1802 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=1359, Invalid=6831, Unknown=0, NotChecked=0, Total=8190 [2022-03-01 17:04:18,750 INFO L933 BasicCegarLoop]: 464 mSDtfsCounter, 2792 mSDsluCounter, 8290 mSDsCounter, 0 mSdLazyCounter, 7766 mSolverCounterSat, 469 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2792 SdHoareTripleChecker+Valid, 8745 SdHoareTripleChecker+Invalid, 8235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 469 IncrementalHoareTripleChecker+Valid, 7766 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:18,750 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2792 Valid, 8745 Invalid, 8235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [469 Valid, 7766 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-03-01 17:04:18,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7580 states. [2022-03-01 17:04:18,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7580 to 4015. [2022-03-01 17:04:18,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4015 states, 3998 states have (on average 1.9234617308654327) internal successors, (7690), 4014 states have internal predecessors, (7690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:18,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 4015 states and 7690 transitions. [2022-03-01 17:04:18,813 INFO L78 Accepts]: Start accepts. Automaton has 4015 states and 7690 transitions. Word has length 234 [2022-03-01 17:04:18,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:18,813 INFO L470 AbstractCegarLoop]: Abstraction has 4015 states and 7690 transitions. [2022-03-01 17:04:18,813 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:18,813 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 7690 transitions. [2022-03-01 17:04:18,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:04:18,815 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:18,815 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:04:18,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-03-01 17:04:18,815 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:04:18,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:18,815 INFO L85 PathProgramCache]: Analyzing trace with hash -162758459, now seen corresponding path program 17 times [2022-03-01 17:04:18,815 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:18,816 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072518382] [2022-03-01 17:04:18,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:18,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:18,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:19,770 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:04:19,770 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:19,770 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072518382] [2022-03-01 17:04:19,770 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072518382] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:19,770 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:19,770 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:04:19,771 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504402661] [2022-03-01 17:04:19,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:19,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:04:19,771 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:19,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:04:19,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:04:19,771 INFO L87 Difference]: Start difference. First operand 4015 states and 7690 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:28,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:28,613 INFO L93 Difference]: Finished difference Result 7517 states and 14525 transitions. [2022-03-01 17:04:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-01 17:04:28,614 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:04:28,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:28,623 INFO L225 Difference]: With dead ends: 7517 [2022-03-01 17:04:28,623 INFO L226 Difference]: Without dead ends: 7517 [2022-03-01 17:04:28,624 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1707 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=1287, Invalid=6545, Unknown=0, NotChecked=0, Total=7832 [2022-03-01 17:04:28,624 INFO L933 BasicCegarLoop]: 449 mSDtfsCounter, 2771 mSDsluCounter, 7943 mSDsCounter, 0 mSdLazyCounter, 7264 mSolverCounterSat, 362 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2771 SdHoareTripleChecker+Valid, 8382 SdHoareTripleChecker+Invalid, 7626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 362 IncrementalHoareTripleChecker+Valid, 7264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:28,624 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2771 Valid, 8382 Invalid, 7626 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [362 Valid, 7264 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-03-01 17:04:28,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7517 states. [2022-03-01 17:04:28,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7517 to 4016. [2022-03-01 17:04:28,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4016 states, 3999 states have (on average 1.9234808702175543) internal successors, (7692), 4015 states have internal predecessors, (7692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:28,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 4016 states and 7692 transitions. [2022-03-01 17:04:28,683 INFO L78 Accepts]: Start accepts. Automaton has 4016 states and 7692 transitions. Word has length 234 [2022-03-01 17:04:28,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:28,683 INFO L470 AbstractCegarLoop]: Abstraction has 4016 states and 7692 transitions. [2022-03-01 17:04:28,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:28,683 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 7692 transitions. [2022-03-01 17:04:28,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:04:28,685 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:28,685 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:04:28,685 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-03-01 17:04:28,685 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:04:28,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:28,686 INFO L85 PathProgramCache]: Analyzing trace with hash -1323057117, now seen corresponding path program 18 times [2022-03-01 17:04:28,686 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:28,686 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287010387] [2022-03-01 17:04:28,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:28,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:28,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:29,451 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:04:29,451 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:29,451 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287010387] [2022-03-01 17:04:29,451 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287010387] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:29,451 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:29,451 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:04:29,451 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031979364] [2022-03-01 17:04:29,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:29,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:04:29,451 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:29,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:04:29,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:04:29,452 INFO L87 Difference]: Start difference. First operand 4016 states and 7692 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:35,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:35,261 INFO L93 Difference]: Finished difference Result 7337 states and 14165 transitions. [2022-03-01 17:04:35,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-01 17:04:35,261 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:04:35,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:35,269 INFO L225 Difference]: With dead ends: 7337 [2022-03-01 17:04:35,269 INFO L226 Difference]: Without dead ends: 7337 [2022-03-01 17:04:35,269 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1614 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=1224, Invalid=6258, Unknown=0, NotChecked=0, Total=7482 [2022-03-01 17:04:35,269 INFO L933 BasicCegarLoop]: 434 mSDtfsCounter, 2595 mSDsluCounter, 7442 mSDsCounter, 0 mSdLazyCounter, 6243 mSolverCounterSat, 382 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2595 SdHoareTripleChecker+Valid, 7866 SdHoareTripleChecker+Invalid, 6625 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 382 IncrementalHoareTripleChecker+Valid, 6243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:35,269 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2595 Valid, 7866 Invalid, 6625 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [382 Valid, 6243 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-01 17:04:35,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7337 states. [2022-03-01 17:04:35,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7337 to 4014. [2022-03-01 17:04:35,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4014 states, 3997 states have (on average 1.9234425819364522) internal successors, (7688), 4013 states have internal predecessors, (7688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:35,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4014 states to 4014 states and 7688 transitions. [2022-03-01 17:04:35,316 INFO L78 Accepts]: Start accepts. Automaton has 4014 states and 7688 transitions. Word has length 234 [2022-03-01 17:04:35,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:35,316 INFO L470 AbstractCegarLoop]: Abstraction has 4014 states and 7688 transitions. [2022-03-01 17:04:35,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:35,316 INFO L276 IsEmpty]: Start isEmpty. Operand 4014 states and 7688 transitions. [2022-03-01 17:04:35,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:04:35,318 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:35,318 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:04:35,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-03-01 17:04:35,318 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:04:35,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:35,319 INFO L85 PathProgramCache]: Analyzing trace with hash 322581599, now seen corresponding path program 19 times [2022-03-01 17:04:35,319 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:35,319 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267261187] [2022-03-01 17:04:35,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:35,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:35,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:36,367 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:04:36,367 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:36,367 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267261187] [2022-03-01 17:04:36,367 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1267261187] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:36,367 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:36,367 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:04:36,367 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719608179] [2022-03-01 17:04:36,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:36,402 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:04:36,402 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:36,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:04:36,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:04:36,402 INFO L87 Difference]: Start difference. First operand 4014 states and 7688 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:46,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:46,319 INFO L93 Difference]: Finished difference Result 7483 states and 14458 transitions. [2022-03-01 17:04:46,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-01 17:04:46,320 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:04:46,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:46,328 INFO L225 Difference]: With dead ends: 7483 [2022-03-01 17:04:46,329 INFO L226 Difference]: Without dead ends: 7483 [2022-03-01 17:04:46,329 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1753 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=1324, Invalid=6686, Unknown=0, NotChecked=0, Total=8010 [2022-03-01 17:04:46,329 INFO L933 BasicCegarLoop]: 486 mSDtfsCounter, 2714 mSDsluCounter, 8578 mSDsCounter, 0 mSdLazyCounter, 8096 mSolverCounterSat, 378 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2714 SdHoareTripleChecker+Valid, 9054 SdHoareTripleChecker+Invalid, 8474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 378 IncrementalHoareTripleChecker+Valid, 8096 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:46,329 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2714 Valid, 9054 Invalid, 8474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [378 Valid, 8096 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2022-03-01 17:04:46,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7483 states. [2022-03-01 17:04:46,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7483 to 4006. [2022-03-01 17:04:46,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4006 states, 3989 states have (on average 1.923289044873402) internal successors, (7672), 4005 states have internal predecessors, (7672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:46,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4006 states to 4006 states and 7672 transitions. [2022-03-01 17:04:46,377 INFO L78 Accepts]: Start accepts. Automaton has 4006 states and 7672 transitions. Word has length 234 [2022-03-01 17:04:46,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:46,377 INFO L470 AbstractCegarLoop]: Abstraction has 4006 states and 7672 transitions. [2022-03-01 17:04:46,377 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:46,377 INFO L276 IsEmpty]: Start isEmpty. Operand 4006 states and 7672 transitions. [2022-03-01 17:04:46,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:04:46,379 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:46,379 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:04:46,379 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-03-01 17:04:46,379 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:04:46,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:46,379 INFO L85 PathProgramCache]: Analyzing trace with hash -837717059, now seen corresponding path program 20 times [2022-03-01 17:04:46,379 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:46,379 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416860894] [2022-03-01 17:04:46,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:46,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:46,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:47,094 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:04:47,094 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:47,094 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416860894] [2022-03-01 17:04:47,094 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416860894] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:47,094 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:47,094 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:04:47,094 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105794519] [2022-03-01 17:04:47,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:47,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:04:47,095 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:47,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:04:47,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:04:47,095 INFO L87 Difference]: Start difference. First operand 4006 states and 7672 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:53,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:53,274 INFO L93 Difference]: Finished difference Result 7326 states and 14143 transitions. [2022-03-01 17:04:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 17:04:53,274 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:04:53,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:53,283 INFO L225 Difference]: With dead ends: 7326 [2022-03-01 17:04:53,284 INFO L226 Difference]: Without dead ends: 7326 [2022-03-01 17:04:53,284 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1663 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=1255, Invalid=6401, Unknown=0, NotChecked=0, Total=7656 [2022-03-01 17:04:53,284 INFO L933 BasicCegarLoop]: 472 mSDtfsCounter, 2629 mSDsluCounter, 8286 mSDsCounter, 0 mSdLazyCounter, 7455 mSolverCounterSat, 365 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2629 SdHoareTripleChecker+Valid, 8748 SdHoareTripleChecker+Invalid, 7820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 365 IncrementalHoareTripleChecker+Valid, 7455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:53,284 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2629 Valid, 8748 Invalid, 7820 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [365 Valid, 7455 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-01 17:04:53,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7326 states. [2022-03-01 17:04:53,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7326 to 4005. [2022-03-01 17:04:53,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4005 states, 3988 states have (on average 1.923269809428285) internal successors, (7670), 4004 states have internal predecessors, (7670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:53,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 4005 states and 7670 transitions. [2022-03-01 17:04:53,333 INFO L78 Accepts]: Start accepts. Automaton has 4005 states and 7670 transitions. Word has length 234 [2022-03-01 17:04:53,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:53,333 INFO L470 AbstractCegarLoop]: Abstraction has 4005 states and 7670 transitions. [2022-03-01 17:04:53,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:53,333 INFO L276 IsEmpty]: Start isEmpty. Operand 4005 states and 7670 transitions. [2022-03-01 17:04:53,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:04:53,335 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:53,335 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:04:53,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-03-01 17:04:53,335 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:04:53,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:53,335 INFO L85 PathProgramCache]: Analyzing trace with hash 147431587, now seen corresponding path program 21 times [2022-03-01 17:04:53,335 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:53,335 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941081689] [2022-03-01 17:04:53,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:53,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:53,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:54,132 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:04:54,132 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:54,132 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941081689] [2022-03-01 17:04:54,132 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941081689] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:54,132 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:54,132 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:04:54,132 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56963371] [2022-03-01 17:04:54,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:54,133 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:04:54,133 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:54,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:04:54,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:04:54,133 INFO L87 Difference]: Start difference. First operand 4005 states and 7670 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:00,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:00,998 INFO L93 Difference]: Finished difference Result 7299 states and 14090 transitions. [2022-03-01 17:05:00,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-01 17:05:00,998 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:05:00,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:01,008 INFO L225 Difference]: With dead ends: 7299 [2022-03-01 17:05:01,008 INFO L226 Difference]: Without dead ends: 7299 [2022-03-01 17:05:01,008 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1710 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=1289, Invalid=6543, Unknown=0, NotChecked=0, Total=7832 [2022-03-01 17:05:01,008 INFO L933 BasicCegarLoop]: 525 mSDtfsCounter, 2816 mSDsluCounter, 7830 mSDsCounter, 0 mSdLazyCounter, 7320 mSolverCounterSat, 411 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2816 SdHoareTripleChecker+Valid, 8345 SdHoareTripleChecker+Invalid, 7731 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 411 IncrementalHoareTripleChecker+Valid, 7320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:01,009 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2816 Valid, 8345 Invalid, 7731 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [411 Valid, 7320 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-01 17:05:01,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7299 states. [2022-03-01 17:05:01,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7299 to 3996. [2022-03-01 17:05:01,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3996 states, 3979 states have (on average 1.9230962553405377) internal successors, (7652), 3995 states have internal predecessors, (7652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:01,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 3996 states and 7652 transitions. [2022-03-01 17:05:01,080 INFO L78 Accepts]: Start accepts. Automaton has 3996 states and 7652 transitions. Word has length 234 [2022-03-01 17:05:01,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:01,081 INFO L470 AbstractCegarLoop]: Abstraction has 3996 states and 7652 transitions. [2022-03-01 17:05:01,081 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:01,081 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 7652 transitions. [2022-03-01 17:05:01,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:05:01,082 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:01,083 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:05:01,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-03-01 17:05:01,083 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:05:01,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:01,083 INFO L85 PathProgramCache]: Analyzing trace with hash -664211052, now seen corresponding path program 29 times [2022-03-01 17:05:01,083 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:01,083 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987717381] [2022-03-01 17:05:01,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:01,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:02,029 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:05:02,029 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:02,029 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987717381] [2022-03-01 17:05:02,030 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987717381] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:02,030 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:02,030 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:05:02,030 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014403713] [2022-03-01 17:05:02,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:02,030 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:05:02,030 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:02,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:05:02,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1089, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:05:02,030 INFO L87 Difference]: Start difference. First operand 3996 states and 7652 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:06,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:06,814 INFO L93 Difference]: Finished difference Result 5049 states and 9750 transitions. [2022-03-01 17:05:06,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 17:05:06,814 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:05:06,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:06,820 INFO L225 Difference]: With dead ends: 5049 [2022-03-01 17:05:06,820 INFO L226 Difference]: Without dead ends: 5049 [2022-03-01 17:05:06,821 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1075 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=931, Invalid=4619, Unknown=0, NotChecked=0, Total=5550 [2022-03-01 17:05:06,821 INFO L933 BasicCegarLoop]: 225 mSDtfsCounter, 2898 mSDsluCounter, 4288 mSDsCounter, 0 mSdLazyCounter, 4250 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2898 SdHoareTripleChecker+Valid, 4507 SdHoareTripleChecker+Invalid, 4445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 4250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:06,821 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2898 Valid, 4507 Invalid, 4445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 4250 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:05:06,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5049 states. [2022-03-01 17:05:06,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5049 to 3994. [2022-03-01 17:05:06,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3994 states, 3977 states have (on average 1.923057581091275) internal successors, (7648), 3993 states have internal predecessors, (7648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:06,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 3994 states and 7648 transitions. [2022-03-01 17:05:06,871 INFO L78 Accepts]: Start accepts. Automaton has 3994 states and 7648 transitions. Word has length 234 [2022-03-01 17:05:06,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:06,871 INFO L470 AbstractCegarLoop]: Abstraction has 3994 states and 7648 transitions. [2022-03-01 17:05:06,871 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:06,871 INFO L276 IsEmpty]: Start isEmpty. Operand 3994 states and 7648 transitions. [2022-03-01 17:05:06,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:05:06,873 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:06,873 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:05:06,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-03-01 17:05:06,873 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:05:06,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:06,873 INFO L85 PathProgramCache]: Analyzing trace with hash -548535272, now seen corresponding path program 30 times [2022-03-01 17:05:06,873 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:06,874 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804899374] [2022-03-01 17:05:06,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:06,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:06,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:08,182 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:05:08,183 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:08,183 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804899374] [2022-03-01 17:05:08,183 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804899374] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:08,183 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:08,183 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-01 17:05:08,183 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040169942] [2022-03-01 17:05:08,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:08,183 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-01 17:05:08,183 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:08,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-01 17:05:08,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1138, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 17:05:08,184 INFO L87 Difference]: Start difference. First operand 3994 states and 7648 transitions. Second operand has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:15,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:15,710 INFO L93 Difference]: Finished difference Result 5095 states and 9840 transitions. [2022-03-01 17:05:15,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 17:05:15,711 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:05:15,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:15,716 INFO L225 Difference]: With dead ends: 5095 [2022-03-01 17:05:15,716 INFO L226 Difference]: Without dead ends: 5095 [2022-03-01 17:05:15,717 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1494 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=1121, Invalid=5521, Unknown=0, NotChecked=0, Total=6642 [2022-03-01 17:05:15,717 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 2875 mSDsluCounter, 4057 mSDsCounter, 0 mSdLazyCounter, 4088 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2875 SdHoareTripleChecker+Valid, 4283 SdHoareTripleChecker+Invalid, 4329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 4088 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:15,717 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2875 Valid, 4283 Invalid, 4329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 4088 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:05:15,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5095 states. [2022-03-01 17:05:15,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5095 to 3992. [2022-03-01 17:05:15,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3992 states, 3975 states have (on average 1.9230188679245284) internal successors, (7644), 3991 states have internal predecessors, (7644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:15,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 3992 states and 7644 transitions. [2022-03-01 17:05:15,757 INFO L78 Accepts]: Start accepts. Automaton has 3992 states and 7644 transitions. Word has length 234 [2022-03-01 17:05:15,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:15,757 INFO L470 AbstractCegarLoop]: Abstraction has 3992 states and 7644 transitions. [2022-03-01 17:05:15,757 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:15,757 INFO L276 IsEmpty]: Start isEmpty. Operand 3992 states and 7644 transitions. [2022-03-01 17:05:15,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:05:15,759 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:15,759 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:05:15,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-03-01 17:05:15,759 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:05:15,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:15,759 INFO L85 PathProgramCache]: Analyzing trace with hash 249074900, now seen corresponding path program 31 times [2022-03-01 17:05:15,759 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:15,759 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322689785] [2022-03-01 17:05:15,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:15,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:17,103 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:05:17,104 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:17,104 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322689785] [2022-03-01 17:05:17,104 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322689785] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:17,104 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:17,104 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:05:17,104 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265749935] [2022-03-01 17:05:17,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:17,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:05:17,104 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:17,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:05:17,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:05:17,105 INFO L87 Difference]: Start difference. First operand 3992 states and 7644 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:23,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:23,912 INFO L93 Difference]: Finished difference Result 5218 states and 10079 transitions. [2022-03-01 17:05:23,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 17:05:23,912 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:05:23,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:23,918 INFO L225 Difference]: With dead ends: 5218 [2022-03-01 17:05:23,918 INFO L226 Difference]: Without dead ends: 5218 [2022-03-01 17:05:23,918 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1507 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=1202, Invalid=5938, Unknown=0, NotChecked=0, Total=7140 [2022-03-01 17:05:23,919 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2932 mSDsluCounter, 4359 mSDsCounter, 0 mSdLazyCounter, 4374 mSolverCounterSat, 256 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2932 SdHoareTripleChecker+Valid, 4592 SdHoareTripleChecker+Invalid, 4630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 256 IncrementalHoareTripleChecker+Valid, 4374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:23,919 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2932 Valid, 4592 Invalid, 4630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [256 Valid, 4374 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:05:23,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5218 states. [2022-03-01 17:05:23,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5218 to 3998. [2022-03-01 17:05:23,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3998 states, 3981 states have (on average 1.9231348907309722) internal successors, (7656), 3997 states have internal predecessors, (7656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:23,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 3998 states and 7656 transitions. [2022-03-01 17:05:23,962 INFO L78 Accepts]: Start accepts. Automaton has 3998 states and 7656 transitions. Word has length 234 [2022-03-01 17:05:23,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:23,963 INFO L470 AbstractCegarLoop]: Abstraction has 3998 states and 7656 transitions. [2022-03-01 17:05:23,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:23,963 INFO L276 IsEmpty]: Start isEmpty. Operand 3998 states and 7656 transitions. [2022-03-01 17:05:23,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:05:23,965 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:23,965 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:05:23,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-03-01 17:05:23,965 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:05:23,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:23,965 INFO L85 PathProgramCache]: Analyzing trace with hash -1378972782, now seen corresponding path program 32 times [2022-03-01 17:05:23,965 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:23,965 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982706362] [2022-03-01 17:05:23,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:23,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:24,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:25,129 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:05:25,129 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:25,129 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982706362] [2022-03-01 17:05:25,129 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982706362] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:25,129 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:25,129 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:05:25,129 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566614366] [2022-03-01 17:05:25,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:25,130 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:05:25,130 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:25,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:05:25,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:05:25,130 INFO L87 Difference]: Start difference. First operand 3998 states and 7656 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:33,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:33,060 INFO L93 Difference]: Finished difference Result 5082 states and 9815 transitions. [2022-03-01 17:05:33,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 17:05:33,060 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:05:33,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:33,066 INFO L225 Difference]: With dead ends: 5082 [2022-03-01 17:05:33,066 INFO L226 Difference]: Without dead ends: 5082 [2022-03-01 17:05:33,066 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1296 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=1122, Invalid=5358, Unknown=0, NotChecked=0, Total=6480 [2022-03-01 17:05:33,066 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 2818 mSDsluCounter, 4402 mSDsCounter, 0 mSdLazyCounter, 4511 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2818 SdHoareTripleChecker+Valid, 4632 SdHoareTripleChecker+Invalid, 4742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 4511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:33,067 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2818 Valid, 4632 Invalid, 4742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 4511 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 17:05:33,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5082 states. [2022-03-01 17:05:33,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5082 to 3990. [2022-03-01 17:05:33,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3990 states, 3973 states have (on average 1.9229801157815254) internal successors, (7640), 3989 states have internal predecessors, (7640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:33,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 3990 states and 7640 transitions. [2022-03-01 17:05:33,111 INFO L78 Accepts]: Start accepts. Automaton has 3990 states and 7640 transitions. Word has length 234 [2022-03-01 17:05:33,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:33,112 INFO L470 AbstractCegarLoop]: Abstraction has 3990 states and 7640 transitions. [2022-03-01 17:05:33,112 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:33,112 INFO L276 IsEmpty]: Start isEmpty. Operand 3990 states and 7640 transitions. [2022-03-01 17:05:33,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:05:33,114 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:33,114 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:05:33,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-03-01 17:05:33,114 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:05:33,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:33,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1333976872, now seen corresponding path program 33 times [2022-03-01 17:05:33,114 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:33,114 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314483310] [2022-03-01 17:05:33,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:33,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:33,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:34,033 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:05:34,033 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:34,033 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314483310] [2022-03-01 17:05:34,034 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314483310] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:34,034 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:34,034 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:05:34,034 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543056494] [2022-03-01 17:05:34,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:34,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:05:34,034 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:34,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:05:34,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:05:34,034 INFO L87 Difference]: Start difference. First operand 3990 states and 7640 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:39,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:39,949 INFO L93 Difference]: Finished difference Result 5211 states and 10061 transitions. [2022-03-01 17:05:39,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 17:05:39,950 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:05:39,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:39,956 INFO L225 Difference]: With dead ends: 5211 [2022-03-01 17:05:39,956 INFO L226 Difference]: Without dead ends: 5211 [2022-03-01 17:05:39,957 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1710 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1333, Invalid=6499, Unknown=0, NotChecked=0, Total=7832 [2022-03-01 17:05:39,957 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 3044 mSDsluCounter, 3999 mSDsCounter, 0 mSdLazyCounter, 3930 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3044 SdHoareTripleChecker+Valid, 4238 SdHoareTripleChecker+Invalid, 4219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 3930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:39,957 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3044 Valid, 4238 Invalid, 4219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 3930 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:05:39,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5211 states. [2022-03-01 17:05:39,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5211 to 3981. [2022-03-01 17:05:39,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3964 states have (on average 1.9228052472250252) internal successors, (7622), 3980 states have internal predecessors, (7622), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:40,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 7622 transitions. [2022-03-01 17:05:40,000 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 7622 transitions. Word has length 234 [2022-03-01 17:05:40,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:40,000 INFO L470 AbstractCegarLoop]: Abstraction has 3981 states and 7622 transitions. [2022-03-01 17:05:40,000 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:40,000 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 7622 transitions. [2022-03-01 17:05:40,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:05:40,002 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:40,002 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:05:40,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-03-01 17:05:40,003 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:05:40,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:40,003 INFO L85 PathProgramCache]: Analyzing trace with hash -38704806, now seen corresponding path program 34 times [2022-03-01 17:05:40,003 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:40,003 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420907620] [2022-03-01 17:05:40,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:40,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:40,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:40,952 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:05:40,952 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:40,952 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420907620] [2022-03-01 17:05:40,952 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420907620] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:40,952 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:40,952 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-01 17:05:40,952 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63392714] [2022-03-01 17:05:40,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:40,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-01 17:05:40,953 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:40,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-01 17:05:40,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1160, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 17:05:40,953 INFO L87 Difference]: Start difference. First operand 3981 states and 7622 transitions. Second operand has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:47,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:47,626 INFO L93 Difference]: Finished difference Result 5173 states and 9989 transitions. [2022-03-01 17:05:47,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-01 17:05:47,627 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:05:47,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:47,632 INFO L225 Difference]: With dead ends: 5173 [2022-03-01 17:05:47,632 INFO L226 Difference]: Without dead ends: 5173 [2022-03-01 17:05:47,633 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1669 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=1310, Invalid=6522, Unknown=0, NotChecked=0, Total=7832 [2022-03-01 17:05:47,633 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 2712 mSDsluCounter, 4535 mSDsCounter, 0 mSdLazyCounter, 4626 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2712 SdHoareTripleChecker+Valid, 4770 SdHoareTripleChecker+Invalid, 4886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 4626 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:47,633 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2712 Valid, 4770 Invalid, 4886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 4626 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:05:47,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5173 states. [2022-03-01 17:05:47,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5173 to 3972. [2022-03-01 17:05:47,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3972 states, 3955 states have (on average 1.922629582806574) internal successors, (7604), 3971 states have internal predecessors, (7604), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:47,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3972 states to 3972 states and 7604 transitions. [2022-03-01 17:05:47,675 INFO L78 Accepts]: Start accepts. Automaton has 3972 states and 7604 transitions. Word has length 234 [2022-03-01 17:05:47,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:47,675 INFO L470 AbstractCegarLoop]: Abstraction has 3972 states and 7604 transitions. [2022-03-01 17:05:47,675 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:47,675 INFO L276 IsEmpty]: Start isEmpty. Operand 3972 states and 7604 transitions. [2022-03-01 17:05:47,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:05:47,677 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:47,677 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:05:47,677 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-03-01 17:05:47,677 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:05:47,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:47,678 INFO L85 PathProgramCache]: Analyzing trace with hash -1666752488, now seen corresponding path program 35 times [2022-03-01 17:05:47,678 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:47,678 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446145077] [2022-03-01 17:05:47,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:47,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:47,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:49,044 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:05:49,044 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:49,044 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446145077] [2022-03-01 17:05:49,044 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446145077] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:49,044 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:49,044 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-01 17:05:49,044 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759586980] [2022-03-01 17:05:49,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:49,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-01 17:05:49,045 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:49,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-01 17:05:49,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1160, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 17:05:49,045 INFO L87 Difference]: Start difference. First operand 3972 states and 7604 transitions. Second operand has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:55,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:55,834 INFO L93 Difference]: Finished difference Result 5013 states and 9677 transitions. [2022-03-01 17:05:55,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-01 17:05:55,835 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:05:55,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:55,840 INFO L225 Difference]: With dead ends: 5013 [2022-03-01 17:05:55,840 INFO L226 Difference]: Without dead ends: 5013 [2022-03-01 17:05:55,840 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1354 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=1170, Invalid=5636, Unknown=0, NotChecked=0, Total=6806 [2022-03-01 17:05:55,840 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 2904 mSDsluCounter, 4328 mSDsCounter, 0 mSdLazyCounter, 4211 mSolverCounterSat, 262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2904 SdHoareTripleChecker+Valid, 4558 SdHoareTripleChecker+Invalid, 4473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 262 IncrementalHoareTripleChecker+Valid, 4211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:55,840 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2904 Valid, 4558 Invalid, 4473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [262 Valid, 4211 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:05:55,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5013 states. [2022-03-01 17:05:55,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5013 to 3928. [2022-03-01 17:05:55,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3928 states, 3911 states have (on average 1.9207363845563794) internal successors, (7512), 3927 states have internal predecessors, (7512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:55,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 3928 states and 7512 transitions. [2022-03-01 17:05:55,878 INFO L78 Accepts]: Start accepts. Automaton has 3928 states and 7512 transitions. Word has length 234 [2022-03-01 17:05:55,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:55,878 INFO L470 AbstractCegarLoop]: Abstraction has 3928 states and 7512 transitions. [2022-03-01 17:05:55,878 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:55,878 INFO L276 IsEmpty]: Start isEmpty. Operand 3928 states and 7512 transitions. [2022-03-01 17:05:55,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:05:55,880 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:55,880 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:05:55,880 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-03-01 17:05:55,880 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:05:55,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:55,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1498744556, now seen corresponding path program 36 times [2022-03-01 17:05:55,881 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:55,881 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724650813] [2022-03-01 17:05:55,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:55,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:55,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:56,739 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:05:56,739 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:56,739 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724650813] [2022-03-01 17:05:56,739 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724650813] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:56,740 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:56,740 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:05:56,740 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143855548] [2022-03-01 17:05:56,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:56,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:05:56,740 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:56,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:05:56,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1022, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:05:56,741 INFO L87 Difference]: Start difference. First operand 3928 states and 7512 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:00,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:00,818 INFO L93 Difference]: Finished difference Result 4645 states and 8941 transitions. [2022-03-01 17:06:00,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 17:06:00,819 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:06:00,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:00,824 INFO L225 Difference]: With dead ends: 4645 [2022-03-01 17:06:00,824 INFO L226 Difference]: Without dead ends: 4645 [2022-03-01 17:06:00,824 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 992 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=729, Invalid=4383, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 17:06:00,825 INFO L933 BasicCegarLoop]: 237 mSDtfsCounter, 2310 mSDsluCounter, 4026 mSDsCounter, 0 mSdLazyCounter, 4206 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2310 SdHoareTripleChecker+Valid, 4258 SdHoareTripleChecker+Invalid, 4364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 4206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:00,825 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2310 Valid, 4258 Invalid, 4364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 4206 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 17:06:00,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4645 states. [2022-03-01 17:06:00,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4645 to 3975. [2022-03-01 17:06:00,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3975 states, 3958 states have (on average 1.921677614957049) internal successors, (7606), 3974 states have internal predecessors, (7606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:00,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 3975 states and 7606 transitions. [2022-03-01 17:06:00,864 INFO L78 Accepts]: Start accepts. Automaton has 3975 states and 7606 transitions. Word has length 234 [2022-03-01 17:06:00,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:00,865 INFO L470 AbstractCegarLoop]: Abstraction has 3975 states and 7606 transitions. [2022-03-01 17:06:00,865 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:00,865 INFO L276 IsEmpty]: Start isEmpty. Operand 3975 states and 7606 transitions. [2022-03-01 17:06:00,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:06:00,867 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:00,867 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:06:00,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-03-01 17:06:00,867 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:06:00,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:00,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1614420336, now seen corresponding path program 37 times [2022-03-01 17:06:00,867 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:00,867 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467807977] [2022-03-01 17:06:00,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:00,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:01,987 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:06:01,988 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:01,988 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467807977] [2022-03-01 17:06:01,988 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467807977] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:01,988 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:01,988 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:06:01,988 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837062591] [2022-03-01 17:06:01,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:01,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:06:01,988 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:01,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:06:01,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:06:01,989 INFO L87 Difference]: Start difference. First operand 3975 states and 7606 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:07,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:07,852 INFO L93 Difference]: Finished difference Result 4654 states and 8958 transitions. [2022-03-01 17:06:07,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 17:06:07,852 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:06:07,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:07,857 INFO L225 Difference]: With dead ends: 4654 [2022-03-01 17:06:07,857 INFO L226 Difference]: Without dead ends: 4654 [2022-03-01 17:06:07,858 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1165 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=804, Invalid=5048, Unknown=0, NotChecked=0, Total=5852 [2022-03-01 17:06:07,858 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 2140 mSDsluCounter, 4197 mSDsCounter, 0 mSdLazyCounter, 4595 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2140 SdHoareTripleChecker+Valid, 4433 SdHoareTripleChecker+Invalid, 4765 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 4595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:07,858 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2140 Valid, 4433 Invalid, 4765 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 4595 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:06:07,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4654 states. [2022-03-01 17:06:07,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4654 to 3993. [2022-03-01 17:06:07,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3993 states, 3976 states have (on average 1.9220321931589537) internal successors, (7642), 3992 states have internal predecessors, (7642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:07,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3993 states to 3993 states and 7642 transitions. [2022-03-01 17:06:07,898 INFO L78 Accepts]: Start accepts. Automaton has 3993 states and 7642 transitions. Word has length 234 [2022-03-01 17:06:07,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:07,898 INFO L470 AbstractCegarLoop]: Abstraction has 3993 states and 7642 transitions. [2022-03-01 17:06:07,898 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:07,898 INFO L276 IsEmpty]: Start isEmpty. Operand 3993 states and 7642 transitions. [2022-03-01 17:06:07,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:06:07,900 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:07,900 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:06:07,900 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-03-01 17:06:07,900 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:06:07,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:07,900 INFO L85 PathProgramCache]: Analyzing trace with hash -1882936788, now seen corresponding path program 38 times [2022-03-01 17:06:07,900 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:07,900 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686764860] [2022-03-01 17:06:07,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:07,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:08,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:09,126 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:06:09,126 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:09,126 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686764860] [2022-03-01 17:06:09,126 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686764860] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:09,126 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:09,126 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:06:09,126 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267978982] [2022-03-01 17:06:09,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:09,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:06:09,126 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:09,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:06:09,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:06:09,127 INFO L87 Difference]: Start difference. First operand 3993 states and 7642 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:14,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:14,367 INFO L93 Difference]: Finished difference Result 4816 states and 9276 transitions. [2022-03-01 17:06:14,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 17:06:14,367 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:06:14,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:14,373 INFO L225 Difference]: With dead ends: 4816 [2022-03-01 17:06:14,373 INFO L226 Difference]: Without dead ends: 4816 [2022-03-01 17:06:14,374 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1404 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=870, Invalid=5610, Unknown=0, NotChecked=0, Total=6480 [2022-03-01 17:06:14,374 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 2053 mSDsluCounter, 3972 mSDsCounter, 0 mSdLazyCounter, 4529 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2053 SdHoareTripleChecker+Valid, 4220 SdHoareTripleChecker+Invalid, 4722 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 4529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:14,374 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2053 Valid, 4220 Invalid, 4722 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 4529 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:06:14,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4816 states. [2022-03-01 17:06:14,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4816 to 4011. [2022-03-01 17:06:14,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4011 states, 3994 states have (on average 1.9223835753630445) internal successors, (7678), 4010 states have internal predecessors, (7678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:14,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7678 transitions. [2022-03-01 17:06:14,418 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7678 transitions. Word has length 234 [2022-03-01 17:06:14,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:14,419 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7678 transitions. [2022-03-01 17:06:14,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:14,419 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7678 transitions. [2022-03-01 17:06:14,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:06:14,421 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:14,421 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:06:14,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-03-01 17:06:14,421 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:06:14,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:14,421 INFO L85 PathProgramCache]: Analyzing trace with hash 783982826, now seen corresponding path program 39 times [2022-03-01 17:06:14,421 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:14,421 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226677809] [2022-03-01 17:06:14,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:14,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:14,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:15,480 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:06:15,480 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:15,480 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226677809] [2022-03-01 17:06:15,480 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226677809] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:15,480 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:15,480 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:06:15,480 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40937287] [2022-03-01 17:06:15,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:15,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:06:15,481 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:15,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:06:15,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:06:15,481 INFO L87 Difference]: Start difference. First operand 4011 states and 7678 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:20,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:20,833 INFO L93 Difference]: Finished difference Result 4735 states and 9120 transitions. [2022-03-01 17:06:20,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 17:06:20,833 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:06:20,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:20,839 INFO L225 Difference]: With dead ends: 4735 [2022-03-01 17:06:20,839 INFO L226 Difference]: Without dead ends: 4735 [2022-03-01 17:06:20,840 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1346 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=870, Invalid=5610, Unknown=0, NotChecked=0, Total=6480 [2022-03-01 17:06:20,840 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 1780 mSDsluCounter, 5043 mSDsCounter, 0 mSdLazyCounter, 5795 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1780 SdHoareTripleChecker+Valid, 5290 SdHoareTripleChecker+Invalid, 5948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 5795 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:20,840 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1780 Valid, 5290 Invalid, 5948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 5795 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-01 17:06:20,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4735 states. [2022-03-01 17:06:20,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4735 to 4011. [2022-03-01 17:06:20,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4011 states, 3994 states have (on average 1.9223835753630445) internal successors, (7678), 4010 states have internal predecessors, (7678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:20,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7678 transitions. [2022-03-01 17:06:20,880 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7678 transitions. Word has length 234 [2022-03-01 17:06:20,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:20,880 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7678 transitions. [2022-03-01 17:06:20,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:20,880 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7678 transitions. [2022-03-01 17:06:20,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:06:20,882 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:20,882 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:06:20,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-03-01 17:06:20,882 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:06:20,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:20,883 INFO L85 PathProgramCache]: Analyzing trace with hash 828978736, now seen corresponding path program 40 times [2022-03-01 17:06:20,883 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:20,883 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505905494] [2022-03-01 17:06:20,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:20,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:20,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:21,916 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:06:21,916 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:21,917 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505905494] [2022-03-01 17:06:21,917 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505905494] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:21,917 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:21,917 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:06:21,917 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883229196] [2022-03-01 17:06:21,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:21,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:06:21,917 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:21,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:06:21,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:06:21,918 INFO L87 Difference]: Start difference. First operand 4011 states and 7678 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:26,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:26,720 INFO L93 Difference]: Finished difference Result 4897 states and 9435 transitions. [2022-03-01 17:06:26,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-01 17:06:26,721 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:06:26,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:26,726 INFO L225 Difference]: With dead ends: 4897 [2022-03-01 17:06:26,726 INFO L226 Difference]: Without dead ends: 4897 [2022-03-01 17:06:26,727 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1493 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=936, Invalid=6036, Unknown=0, NotChecked=0, Total=6972 [2022-03-01 17:06:26,727 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 1840 mSDsluCounter, 4646 mSDsCounter, 0 mSdLazyCounter, 5338 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1840 SdHoareTripleChecker+Valid, 4901 SdHoareTripleChecker+Invalid, 5520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 5338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:26,727 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1840 Valid, 4901 Invalid, 5520 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 5338 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:06:26,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4897 states. [2022-03-01 17:06:26,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4897 to 4029. [2022-03-01 17:06:26,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4029 states, 4012 states have (on average 1.9227318045862414) internal successors, (7714), 4028 states have internal predecessors, (7714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:26,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 7714 transitions. [2022-03-01 17:06:26,773 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 7714 transitions. Word has length 234 [2022-03-01 17:06:26,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:26,773 INFO L470 AbstractCegarLoop]: Abstraction has 4029 states and 7714 transitions. [2022-03-01 17:06:26,774 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:26,774 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 7714 transitions. [2022-03-01 17:06:26,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:06:26,775 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:26,776 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:06:26,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-03-01 17:06:26,776 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:06:26,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:26,776 INFO L85 PathProgramCache]: Analyzing trace with hash 2124250802, now seen corresponding path program 41 times [2022-03-01 17:06:26,776 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:26,776 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628095466] [2022-03-01 17:06:26,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:26,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:28,145 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:06:28,145 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:28,145 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628095466] [2022-03-01 17:06:28,146 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628095466] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:28,146 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:28,146 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:06:28,146 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695512940] [2022-03-01 17:06:28,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:28,146 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:06:28,146 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:28,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:06:28,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:06:28,147 INFO L87 Difference]: Start difference. First operand 4029 states and 7714 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:35,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:35,058 INFO L93 Difference]: Finished difference Result 4840 states and 9326 transitions. [2022-03-01 17:06:35,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-01 17:06:35,058 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:06:35,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:35,063 INFO L225 Difference]: With dead ends: 4840 [2022-03-01 17:06:35,063 INFO L226 Difference]: Without dead ends: 4840 [2022-03-01 17:06:35,064 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1492 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=929, Invalid=6043, Unknown=0, NotChecked=0, Total=6972 [2022-03-01 17:06:35,064 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 1985 mSDsluCounter, 5027 mSDsCounter, 0 mSdLazyCounter, 5634 mSolverCounterSat, 188 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1985 SdHoareTripleChecker+Valid, 5276 SdHoareTripleChecker+Invalid, 5822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 188 IncrementalHoareTripleChecker+Valid, 5634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:35,064 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1985 Valid, 5276 Invalid, 5822 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [188 Valid, 5634 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-01 17:06:35,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4840 states. [2022-03-01 17:06:35,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4840 to 4035. [2022-03-01 17:06:35,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4035 states, 4018 states have (on average 1.92284718765555) internal successors, (7726), 4034 states have internal predecessors, (7726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:35,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4035 states to 4035 states and 7726 transitions. [2022-03-01 17:06:35,100 INFO L78 Accepts]: Start accepts. Automaton has 4035 states and 7726 transitions. Word has length 234 [2022-03-01 17:06:35,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:35,100 INFO L470 AbstractCegarLoop]: Abstraction has 4035 states and 7726 transitions. [2022-03-01 17:06:35,100 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:35,101 INFO L276 IsEmpty]: Start isEmpty. Operand 4035 states and 7726 transitions. [2022-03-01 17:06:35,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:06:35,102 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:35,102 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:06:35,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-03-01 17:06:35,103 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:06:35,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:35,103 INFO L85 PathProgramCache]: Analyzing trace with hash 496203120, now seen corresponding path program 42 times [2022-03-01 17:06:35,103 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:35,103 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276637944] [2022-03-01 17:06:35,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:35,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:35,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:35,896 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:06:35,896 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:35,896 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276637944] [2022-03-01 17:06:35,896 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276637944] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:35,896 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:35,896 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:06:35,896 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245808911] [2022-03-01 17:06:35,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:35,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:06:35,897 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:35,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:06:35,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:06:35,897 INFO L87 Difference]: Start difference. First operand 4035 states and 7726 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:41,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:41,214 INFO L93 Difference]: Finished difference Result 4761 states and 9172 transitions. [2022-03-01 17:06:41,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-01 17:06:41,214 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:06:41,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:41,219 INFO L225 Difference]: With dead ends: 4761 [2022-03-01 17:06:41,219 INFO L226 Difference]: Without dead ends: 4761 [2022-03-01 17:06:41,220 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1370 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=886, Invalid=5594, Unknown=0, NotChecked=0, Total=6480 [2022-03-01 17:06:41,220 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 1963 mSDsluCounter, 4539 mSDsCounter, 0 mSdLazyCounter, 4948 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1963 SdHoareTripleChecker+Valid, 4785 SdHoareTripleChecker+Invalid, 5112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 4948 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:41,220 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1963 Valid, 4785 Invalid, 5112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 4948 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 17:06:41,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4761 states. [2022-03-01 17:06:41,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4761 to 4029. [2022-03-01 17:06:41,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4029 states, 4012 states have (on average 1.9227318045862414) internal successors, (7714), 4028 states have internal predecessors, (7714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:41,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 7714 transitions. [2022-03-01 17:06:41,257 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 7714 transitions. Word has length 234 [2022-03-01 17:06:41,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:41,257 INFO L470 AbstractCegarLoop]: Abstraction has 4029 states and 7714 transitions. [2022-03-01 17:06:41,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:41,257 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 7714 transitions. [2022-03-01 17:06:41,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:06:41,259 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:41,259 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:06:41,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-03-01 17:06:41,259 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:06:41,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:41,260 INFO L85 PathProgramCache]: Analyzing trace with hash -929943860, now seen corresponding path program 43 times [2022-03-01 17:06:41,260 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:41,260 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717243851] [2022-03-01 17:06:41,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:41,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:41,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:42,193 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:06:42,193 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:42,193 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717243851] [2022-03-01 17:06:42,193 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717243851] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:42,193 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:42,194 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:06:42,194 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044471976] [2022-03-01 17:06:42,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:42,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:06:42,194 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:42,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:06:42,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:06:42,194 INFO L87 Difference]: Start difference. First operand 4029 states and 7714 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:47,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:47,262 INFO L93 Difference]: Finished difference Result 5365 states and 10354 transitions. [2022-03-01 17:06:47,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 17:06:47,263 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:06:47,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:47,268 INFO L225 Difference]: With dead ends: 5365 [2022-03-01 17:06:47,269 INFO L226 Difference]: Without dead ends: 5365 [2022-03-01 17:06:47,269 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1765 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=1066, Invalid=6766, Unknown=0, NotChecked=0, Total=7832 [2022-03-01 17:06:47,269 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 2248 mSDsluCounter, 5634 mSDsCounter, 0 mSdLazyCounter, 5820 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2248 SdHoareTripleChecker+Valid, 5929 SdHoareTripleChecker+Invalid, 6020 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 5820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:47,269 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2248 Valid, 5929 Invalid, 6020 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 5820 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 17:06:47,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5365 states. [2022-03-01 17:06:47,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5365 to 4059. [2022-03-01 17:06:47,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4059 states, 4042 states have (on average 1.9233052944087086) internal successors, (7774), 4058 states have internal predecessors, (7774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:47,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4059 states to 4059 states and 7774 transitions. [2022-03-01 17:06:47,308 INFO L78 Accepts]: Start accepts. Automaton has 4059 states and 7774 transitions. Word has length 234 [2022-03-01 17:06:47,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:47,309 INFO L470 AbstractCegarLoop]: Abstraction has 4059 states and 7774 transitions. [2022-03-01 17:06:47,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:47,309 INFO L276 IsEmpty]: Start isEmpty. Operand 4059 states and 7774 transitions. [2022-03-01 17:06:47,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:06:47,311 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:47,311 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:06:47,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-03-01 17:06:47,311 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:06:47,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:47,311 INFO L85 PathProgramCache]: Analyzing trace with hash 365328206, now seen corresponding path program 44 times [2022-03-01 17:06:47,311 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:47,311 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117803350] [2022-03-01 17:06:47,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:47,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:47,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:48,470 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:06:48,471 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:48,471 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117803350] [2022-03-01 17:06:48,471 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117803350] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:48,471 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:48,471 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:06:48,471 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310410286] [2022-03-01 17:06:48,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:48,471 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:06:48,471 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:48,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:06:48,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:06:48,472 INFO L87 Difference]: Start difference. First operand 4059 states and 7774 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:55,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:55,513 INFO L93 Difference]: Finished difference Result 5327 states and 10280 transitions. [2022-03-01 17:06:55,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 17:06:55,513 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:06:55,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:55,519 INFO L225 Difference]: With dead ends: 5327 [2022-03-01 17:06:55,519 INFO L226 Difference]: Without dead ends: 5327 [2022-03-01 17:06:55,520 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1650 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=1022, Invalid=6460, Unknown=0, NotChecked=0, Total=7482 [2022-03-01 17:06:55,520 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1885 mSDsluCounter, 5555 mSDsCounter, 0 mSdLazyCounter, 5696 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1885 SdHoareTripleChecker+Valid, 5844 SdHoareTripleChecker+Invalid, 5871 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 5696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:55,520 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1885 Valid, 5844 Invalid, 5871 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 5696 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-01 17:06:55,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5327 states. [2022-03-01 17:06:55,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5327 to 4065. [2022-03-01 17:06:55,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4065 states, 4048 states have (on average 1.9234189723320159) internal successors, (7786), 4064 states have internal predecessors, (7786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:55,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 4065 states and 7786 transitions. [2022-03-01 17:06:55,566 INFO L78 Accepts]: Start accepts. Automaton has 4065 states and 7786 transitions. Word has length 234 [2022-03-01 17:06:55,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:55,567 INFO L470 AbstractCegarLoop]: Abstraction has 4065 states and 7786 transitions. [2022-03-01 17:06:55,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:55,567 INFO L276 IsEmpty]: Start isEmpty. Operand 4065 states and 7786 transitions. [2022-03-01 17:06:55,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:06:55,569 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:55,569 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:06:55,569 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-03-01 17:06:55,569 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:06:55,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:55,569 INFO L85 PathProgramCache]: Analyzing trace with hash -1262719476, now seen corresponding path program 45 times [2022-03-01 17:06:55,569 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:55,569 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258272556] [2022-03-01 17:06:55,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:55,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:55,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:56,504 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:06:56,504 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:56,504 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258272556] [2022-03-01 17:06:56,504 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258272556] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:56,505 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:56,505 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:06:56,505 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616570912] [2022-03-01 17:06:56,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:56,505 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:06:56,505 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:56,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:06:56,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:06:56,505 INFO L87 Difference]: Start difference. First operand 4065 states and 7786 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:02,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:02,254 INFO L93 Difference]: Finished difference Result 5251 states and 10132 transitions. [2022-03-01 17:07:02,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 17:07:02,255 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:07:02,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:02,261 INFO L225 Difference]: With dead ends: 5251 [2022-03-01 17:07:02,261 INFO L226 Difference]: Without dead ends: 5251 [2022-03-01 17:07:02,261 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1541 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=989, Invalid=6151, Unknown=0, NotChecked=0, Total=7140 [2022-03-01 17:07:02,261 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 2370 mSDsluCounter, 4804 mSDsCounter, 0 mSdLazyCounter, 4816 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2370 SdHoareTripleChecker+Valid, 5091 SdHoareTripleChecker+Invalid, 4985 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 4816 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:02,261 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2370 Valid, 5091 Invalid, 4985 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 4816 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:07:02,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5251 states. [2022-03-01 17:07:02,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5251 to 4053. [2022-03-01 17:07:02,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4053 states, 4036 states have (on average 1.923191278493558) internal successors, (7762), 4052 states have internal predecessors, (7762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:02,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4053 states to 4053 states and 7762 transitions. [2022-03-01 17:07:02,310 INFO L78 Accepts]: Start accepts. Automaton has 4053 states and 7762 transitions. Word has length 234 [2022-03-01 17:07:02,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:02,310 INFO L470 AbstractCegarLoop]: Abstraction has 4053 states and 7762 transitions. [2022-03-01 17:07:02,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:02,310 INFO L276 IsEmpty]: Start isEmpty. Operand 4053 states and 7762 transitions. [2022-03-01 17:07:02,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:07:02,312 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:02,312 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:07:02,312 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-03-01 17:07:02,312 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:07:02,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:02,313 INFO L85 PathProgramCache]: Analyzing trace with hash 1964389164, now seen corresponding path program 46 times [2022-03-01 17:07:02,313 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:02,313 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584222139] [2022-03-01 17:07:02,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:02,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:02,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:03,326 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:07:03,327 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:03,327 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584222139] [2022-03-01 17:07:03,327 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584222139] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:03,327 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:03,327 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:07:03,327 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249726819] [2022-03-01 17:07:03,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:03,327 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:07:03,327 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:03,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:07:03,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1090, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:07:03,328 INFO L87 Difference]: Start difference. First operand 4053 states and 7762 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:10,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:10,101 INFO L93 Difference]: Finished difference Result 6726 states and 12979 transitions. [2022-03-01 17:07:10,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-01 17:07:10,102 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:07:10,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:10,110 INFO L225 Difference]: With dead ends: 6726 [2022-03-01 17:07:10,110 INFO L226 Difference]: Without dead ends: 6726 [2022-03-01 17:07:10,111 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2396 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=1430, Invalid=8470, Unknown=0, NotChecked=0, Total=9900 [2022-03-01 17:07:10,111 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 2497 mSDsluCounter, 7716 mSDsCounter, 0 mSdLazyCounter, 7148 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2497 SdHoareTripleChecker+Valid, 8058 SdHoareTripleChecker+Invalid, 7317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 7148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:10,111 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2497 Valid, 8058 Invalid, 7317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 7148 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-01 17:07:10,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6726 states. [2022-03-01 17:07:10,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6726 to 4088. [2022-03-01 17:07:10,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4088 states, 4071 states have (on average 1.9238516335052813) internal successors, (7832), 4087 states have internal predecessors, (7832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:10,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 4088 states and 7832 transitions. [2022-03-01 17:07:10,160 INFO L78 Accepts]: Start accepts. Automaton has 4088 states and 7832 transitions. Word has length 234 [2022-03-01 17:07:10,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:10,160 INFO L470 AbstractCegarLoop]: Abstraction has 4088 states and 7832 transitions. [2022-03-01 17:07:10,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:10,160 INFO L276 IsEmpty]: Start isEmpty. Operand 4088 states and 7832 transitions. [2022-03-01 17:07:10,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:07:10,162 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:10,162 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:07:10,162 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-03-01 17:07:10,162 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:07:10,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:10,163 INFO L85 PathProgramCache]: Analyzing trace with hash -2139103159, now seen corresponding path program 22 times [2022-03-01 17:07:10,163 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:10,163 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104021815] [2022-03-01 17:07:10,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:10,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:10,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:11,004 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:07:11,005 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:11,005 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104021815] [2022-03-01 17:07:11,005 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104021815] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:11,005 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:11,005 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:07:11,005 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929138225] [2022-03-01 17:07:11,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:11,005 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:07:11,005 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:11,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:07:11,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1090, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:07:11,006 INFO L87 Difference]: Start difference. First operand 4088 states and 7832 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:19,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:19,600 INFO L93 Difference]: Finished difference Result 7129 states and 13702 transitions. [2022-03-01 17:07:19,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-01 17:07:19,600 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:07:19,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:19,608 INFO L225 Difference]: With dead ends: 7129 [2022-03-01 17:07:19,623 INFO L226 Difference]: Without dead ends: 7129 [2022-03-01 17:07:19,623 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2181 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=1553, Invalid=7953, Unknown=0, NotChecked=0, Total=9506 [2022-03-01 17:07:19,623 INFO L933 BasicCegarLoop]: 403 mSDtfsCounter, 2763 mSDsluCounter, 7145 mSDsCounter, 0 mSdLazyCounter, 8231 mSolverCounterSat, 338 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2763 SdHoareTripleChecker+Valid, 7543 SdHoareTripleChecker+Invalid, 8569 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 338 IncrementalHoareTripleChecker+Valid, 8231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:19,623 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2763 Valid, 7543 Invalid, 8569 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [338 Valid, 8231 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-03-01 17:07:19,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7129 states. [2022-03-01 17:07:19,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7129 to 4028. [2022-03-01 17:07:19,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4028 states, 4011 states have (on average 1.9237097980553477) internal successors, (7716), 4027 states have internal predecessors, (7716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:19,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 4028 states and 7716 transitions. [2022-03-01 17:07:19,715 INFO L78 Accepts]: Start accepts. Automaton has 4028 states and 7716 transitions. Word has length 234 [2022-03-01 17:07:19,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:19,715 INFO L470 AbstractCegarLoop]: Abstraction has 4028 states and 7716 transitions. [2022-03-01 17:07:19,715 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:19,715 INFO L276 IsEmpty]: Start isEmpty. Operand 4028 states and 7716 transitions. [2022-03-01 17:07:19,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:07:19,717 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:19,717 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:07:19,717 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-03-01 17:07:19,717 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:07:19,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:19,717 INFO L85 PathProgramCache]: Analyzing trace with hash -773323634, now seen corresponding path program 47 times [2022-03-01 17:07:19,718 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:19,718 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552747026] [2022-03-01 17:07:19,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:19,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:19,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:21,039 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:07:21,040 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:21,040 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552747026] [2022-03-01 17:07:21,040 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552747026] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:21,040 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:21,040 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:07:21,040 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711132741] [2022-03-01 17:07:21,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:21,040 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:07:21,040 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:21,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:07:21,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1089, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:07:21,041 INFO L87 Difference]: Start difference. First operand 4028 states and 7716 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:26,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:26,192 INFO L93 Difference]: Finished difference Result 5756 states and 11166 transitions. [2022-03-01 17:07:26,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 17:07:26,192 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:07:26,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:26,198 INFO L225 Difference]: With dead ends: 5756 [2022-03-01 17:07:26,198 INFO L226 Difference]: Without dead ends: 5756 [2022-03-01 17:07:26,198 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1167 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=952, Invalid=4900, Unknown=0, NotChecked=0, Total=5852 [2022-03-01 17:07:26,199 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2843 mSDsluCounter, 4082 mSDsCounter, 0 mSdLazyCounter, 4141 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2843 SdHoareTripleChecker+Valid, 4316 SdHoareTripleChecker+Invalid, 4335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 4141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:26,199 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2843 Valid, 4316 Invalid, 4335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 4141 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:07:26,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5756 states. [2022-03-01 17:07:26,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5756 to 4022. [2022-03-01 17:07:26,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4022 states, 4005 states have (on average 1.9235955056179774) internal successors, (7704), 4021 states have internal predecessors, (7704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:26,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 4022 states and 7704 transitions. [2022-03-01 17:07:26,241 INFO L78 Accepts]: Start accepts. Automaton has 4022 states and 7704 transitions. Word has length 234 [2022-03-01 17:07:26,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:26,242 INFO L470 AbstractCegarLoop]: Abstraction has 4022 states and 7704 transitions. [2022-03-01 17:07:26,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:26,242 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 7704 transitions. [2022-03-01 17:07:26,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:07:26,244 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:26,244 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:07:26,244 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-03-01 17:07:26,244 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:07:26,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:26,244 INFO L85 PathProgramCache]: Analyzing trace with hash -657647854, now seen corresponding path program 48 times [2022-03-01 17:07:26,244 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:26,244 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021880632] [2022-03-01 17:07:26,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:26,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:27,251 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:07:27,252 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:27,252 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021880632] [2022-03-01 17:07:27,252 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021880632] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:27,252 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:27,252 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:07:27,252 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75874433] [2022-03-01 17:07:27,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:27,252 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:07:27,252 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:27,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:07:27,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:07:27,253 INFO L87 Difference]: Start difference. First operand 4022 states and 7704 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:34,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:34,380 INFO L93 Difference]: Finished difference Result 5802 states and 11256 transitions. [2022-03-01 17:07:34,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-01 17:07:34,380 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:07:34,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:34,386 INFO L225 Difference]: With dead ends: 5802 [2022-03-01 17:07:34,386 INFO L226 Difference]: Without dead ends: 5802 [2022-03-01 17:07:34,387 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1422 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=1110, Invalid=5696, Unknown=0, NotChecked=0, Total=6806 [2022-03-01 17:07:34,387 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 2583 mSDsluCounter, 4726 mSDsCounter, 0 mSdLazyCounter, 5333 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2583 SdHoareTripleChecker+Valid, 4967 SdHoareTripleChecker+Invalid, 5540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 5333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:34,387 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2583 Valid, 4967 Invalid, 5540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 5333 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-01 17:07:34,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5802 states. [2022-03-01 17:07:34,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5802 to 4016. [2022-03-01 17:07:34,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4016 states, 3999 states have (on average 1.9234808702175543) internal successors, (7692), 4015 states have internal predecessors, (7692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:34,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 4016 states and 7692 transitions. [2022-03-01 17:07:34,432 INFO L78 Accepts]: Start accepts. Automaton has 4016 states and 7692 transitions. Word has length 234 [2022-03-01 17:07:34,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:34,432 INFO L470 AbstractCegarLoop]: Abstraction has 4016 states and 7692 transitions. [2022-03-01 17:07:34,432 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:34,432 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 7692 transitions. [2022-03-01 17:07:34,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:07:34,434 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:34,434 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:07:34,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-03-01 17:07:34,434 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:07:34,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:34,434 INFO L85 PathProgramCache]: Analyzing trace with hash 139962318, now seen corresponding path program 49 times [2022-03-01 17:07:34,434 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:34,434 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362006708] [2022-03-01 17:07:34,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:34,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:35,730 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:07:35,730 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:35,730 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362006708] [2022-03-01 17:07:35,730 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362006708] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:35,730 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:35,730 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:07:35,730 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285741885] [2022-03-01 17:07:35,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:35,730 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:07:35,731 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:35,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:07:35,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:07:35,731 INFO L87 Difference]: Start difference. First operand 4016 states and 7692 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:43,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:43,564 INFO L93 Difference]: Finished difference Result 5921 states and 11487 transitions. [2022-03-01 17:07:43,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 17:07:43,564 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:07:43,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:43,572 INFO L225 Difference]: With dead ends: 5921 [2022-03-01 17:07:43,572 INFO L226 Difference]: Without dead ends: 5921 [2022-03-01 17:07:43,572 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1619 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=1221, Invalid=6261, Unknown=0, NotChecked=0, Total=7482 [2022-03-01 17:07:43,573 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 2796 mSDsluCounter, 4808 mSDsCounter, 0 mSdLazyCounter, 5415 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2796 SdHoareTripleChecker+Valid, 5057 SdHoareTripleChecker+Invalid, 5657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 5415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:43,573 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2796 Valid, 5057 Invalid, 5657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 5415 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-01 17:07:43,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5921 states. [2022-03-01 17:07:43,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5921 to 4022. [2022-03-01 17:07:43,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4022 states, 4005 states have (on average 1.9235955056179774) internal successors, (7704), 4021 states have internal predecessors, (7704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:43,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 4022 states and 7704 transitions. [2022-03-01 17:07:43,627 INFO L78 Accepts]: Start accepts. Automaton has 4022 states and 7704 transitions. Word has length 234 [2022-03-01 17:07:43,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:43,627 INFO L470 AbstractCegarLoop]: Abstraction has 4022 states and 7704 transitions. [2022-03-01 17:07:43,627 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:43,627 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 7704 transitions. [2022-03-01 17:07:43,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:07:43,629 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:43,629 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:07:43,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-03-01 17:07:43,630 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:07:43,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:43,630 INFO L85 PathProgramCache]: Analyzing trace with hash -1488085364, now seen corresponding path program 50 times [2022-03-01 17:07:43,630 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:43,630 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498123006] [2022-03-01 17:07:43,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:43,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:43,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:44,528 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:07:44,528 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:44,528 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498123006] [2022-03-01 17:07:44,528 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498123006] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:44,528 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:44,528 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:07:44,528 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285932540] [2022-03-01 17:07:44,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:44,528 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:07:44,529 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:44,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:07:44,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:07:44,529 INFO L87 Difference]: Start difference. First operand 4022 states and 7704 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:50,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:50,876 INFO L93 Difference]: Finished difference Result 5827 states and 11306 transitions. [2022-03-01 17:07:50,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-01 17:07:50,876 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:07:50,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:50,883 INFO L225 Difference]: With dead ends: 5827 [2022-03-01 17:07:50,883 INFO L226 Difference]: Without dead ends: 5827 [2022-03-01 17:07:50,884 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1561 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=1202, Invalid=6108, Unknown=0, NotChecked=0, Total=7310 [2022-03-01 17:07:50,884 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 2796 mSDsluCounter, 4160 mSDsCounter, 0 mSdLazyCounter, 4284 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2796 SdHoareTripleChecker+Valid, 4408 SdHoareTripleChecker+Invalid, 4513 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 4284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:50,884 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2796 Valid, 4408 Invalid, 4513 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 4284 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:07:50,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5827 states. [2022-03-01 17:07:50,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5827 to 4010. [2022-03-01 17:07:50,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4010 states, 3993 states have (on average 1.923365890308039) internal successors, (7680), 4009 states have internal predecessors, (7680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:50,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 4010 states and 7680 transitions. [2022-03-01 17:07:50,934 INFO L78 Accepts]: Start accepts. Automaton has 4010 states and 7680 transitions. Word has length 234 [2022-03-01 17:07:50,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:50,934 INFO L470 AbstractCegarLoop]: Abstraction has 4010 states and 7680 transitions. [2022-03-01 17:07:50,934 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:50,934 INFO L276 IsEmpty]: Start isEmpty. Operand 4010 states and 7680 transitions. [2022-03-01 17:07:50,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:07:50,936 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:50,936 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:07:50,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-03-01 17:07:50,937 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:07:50,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:50,937 INFO L85 PathProgramCache]: Analyzing trace with hash -1443089454, now seen corresponding path program 51 times [2022-03-01 17:07:50,937 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:50,937 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795690678] [2022-03-01 17:07:50,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:50,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:51,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:52,454 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:07:52,454 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:52,454 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795690678] [2022-03-01 17:07:52,454 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795690678] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:52,454 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:52,454 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-01 17:07:52,454 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441918963] [2022-03-01 17:07:52,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:52,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-01 17:07:52,454 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:52,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-01 17:07:52,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=1158, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 17:07:52,455 INFO L87 Difference]: Start difference. First operand 4010 states and 7680 transitions. Second operand has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:00,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:00,369 INFO L93 Difference]: Finished difference Result 5881 states and 11400 transitions. [2022-03-01 17:08:00,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-01 17:08:00,369 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:08:00,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:00,376 INFO L225 Difference]: With dead ends: 5881 [2022-03-01 17:08:00,376 INFO L226 Difference]: Without dead ends: 5881 [2022-03-01 17:08:00,376 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1684 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=1414, Invalid=6418, Unknown=0, NotChecked=0, Total=7832 [2022-03-01 17:08:00,377 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 2721 mSDsluCounter, 3969 mSDsCounter, 0 mSdLazyCounter, 3942 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2721 SdHoareTripleChecker+Valid, 4220 SdHoareTripleChecker+Invalid, 4248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 3942 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:00,377 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2721 Valid, 4220 Invalid, 4248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 3942 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:08:00,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5881 states. [2022-03-01 17:08:00,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5881 to 4001. [2022-03-01 17:08:00,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4001 states, 3984 states have (on average 1.9231927710843373) internal successors, (7662), 4000 states have internal predecessors, (7662), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:00,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 4001 states and 7662 transitions. [2022-03-01 17:08:00,429 INFO L78 Accepts]: Start accepts. Automaton has 4001 states and 7662 transitions. Word has length 234 [2022-03-01 17:08:00,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:00,429 INFO L470 AbstractCegarLoop]: Abstraction has 4001 states and 7662 transitions. [2022-03-01 17:08:00,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:00,430 INFO L276 IsEmpty]: Start isEmpty. Operand 4001 states and 7662 transitions. [2022-03-01 17:08:00,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:08:00,431 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:00,432 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:08:00,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-03-01 17:08:00,432 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:08:00,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:00,432 INFO L85 PathProgramCache]: Analyzing trace with hash -147817388, now seen corresponding path program 52 times [2022-03-01 17:08:00,432 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:00,432 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139353871] [2022-03-01 17:08:00,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:00,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:00,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:01,388 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:08:01,388 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:01,388 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139353871] [2022-03-01 17:08:01,389 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139353871] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:01,389 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:01,389 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:08:01,389 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845444663] [2022-03-01 17:08:01,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:01,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:08:01,389 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:01,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:08:01,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=1072, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:08:01,390 INFO L87 Difference]: Start difference. First operand 4001 states and 7662 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:09,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:09,589 INFO L93 Difference]: Finished difference Result 5905 states and 11451 transitions. [2022-03-01 17:08:09,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-01 17:08:09,589 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:08:09,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:09,607 INFO L225 Difference]: With dead ends: 5905 [2022-03-01 17:08:09,607 INFO L226 Difference]: Without dead ends: 5905 [2022-03-01 17:08:09,607 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1924 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=1341, Invalid=6669, Unknown=0, NotChecked=0, Total=8010 [2022-03-01 17:08:09,608 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 2562 mSDsluCounter, 4275 mSDsCounter, 0 mSdLazyCounter, 4517 mSolverCounterSat, 252 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2562 SdHoareTripleChecker+Valid, 4526 SdHoareTripleChecker+Invalid, 4769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 252 IncrementalHoareTripleChecker+Valid, 4517 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:09,608 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2562 Valid, 4526 Invalid, 4769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [252 Valid, 4517 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 17:08:09,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5905 states. [2022-03-01 17:08:09,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5905 to 3992. [2022-03-01 17:08:09,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3992 states, 3975 states have (on average 1.9230188679245284) internal successors, (7644), 3991 states have internal predecessors, (7644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:09,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 3992 states and 7644 transitions. [2022-03-01 17:08:09,656 INFO L78 Accepts]: Start accepts. Automaton has 3992 states and 7644 transitions. Word has length 234 [2022-03-01 17:08:09,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:09,657 INFO L470 AbstractCegarLoop]: Abstraction has 3992 states and 7644 transitions. [2022-03-01 17:08:09,657 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:09,657 INFO L276 IsEmpty]: Start isEmpty. Operand 3992 states and 7644 transitions. [2022-03-01 17:08:09,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:08:09,659 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:09,659 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:08:09,659 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-03-01 17:08:09,659 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:08:09,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:09,659 INFO L85 PathProgramCache]: Analyzing trace with hash -1775865070, now seen corresponding path program 53 times [2022-03-01 17:08:09,659 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:09,659 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303193147] [2022-03-01 17:08:09,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:09,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:10,567 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:08:10,567 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:10,567 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303193147] [2022-03-01 17:08:10,567 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303193147] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:10,567 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:10,567 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:08:10,567 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90041073] [2022-03-01 17:08:10,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:10,567 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:08:10,568 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:10,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:08:10,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=1072, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:08:10,568 INFO L87 Difference]: Start difference. First operand 3992 states and 7644 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:16,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:16,355 INFO L93 Difference]: Finished difference Result 5787 states and 11222 transitions. [2022-03-01 17:08:16,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 17:08:16,355 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:08:16,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:16,362 INFO L225 Difference]: With dead ends: 5787 [2022-03-01 17:08:16,362 INFO L226 Difference]: Without dead ends: 5787 [2022-03-01 17:08:16,363 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1754 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1262, Invalid=6220, Unknown=0, NotChecked=0, Total=7482 [2022-03-01 17:08:16,363 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 2682 mSDsluCounter, 3161 mSDsCounter, 0 mSdLazyCounter, 3532 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2682 SdHoareTripleChecker+Valid, 3409 SdHoareTripleChecker+Invalid, 3776 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 3532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:16,363 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2682 Valid, 3409 Invalid, 3776 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 3532 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:08:16,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5787 states. [2022-03-01 17:08:16,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5787 to 3928. [2022-03-01 17:08:16,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3928 states, 3911 states have (on average 1.9207363845563794) internal successors, (7512), 3927 states have internal predecessors, (7512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:16,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 3928 states and 7512 transitions. [2022-03-01 17:08:16,411 INFO L78 Accepts]: Start accepts. Automaton has 3928 states and 7512 transitions. Word has length 234 [2022-03-01 17:08:16,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:16,412 INFO L470 AbstractCegarLoop]: Abstraction has 3928 states and 7512 transitions. [2022-03-01 17:08:16,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:16,412 INFO L276 IsEmpty]: Start isEmpty. Operand 3928 states and 7512 transitions. [2022-03-01 17:08:16,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:08:16,414 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:16,414 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:08:16,414 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-03-01 17:08:16,414 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:08:16,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:16,414 INFO L85 PathProgramCache]: Analyzing trace with hash -180286736, now seen corresponding path program 54 times [2022-03-01 17:08:16,414 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:16,414 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559155990] [2022-03-01 17:08:16,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:16,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:17,362 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:08:17,363 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:17,363 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559155990] [2022-03-01 17:08:17,363 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559155990] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:17,363 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:17,363 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:08:17,363 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830188484] [2022-03-01 17:08:17,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:17,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:08:17,363 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:17,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:08:17,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1027, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:08:17,364 INFO L87 Difference]: Start difference. First operand 3928 states and 7512 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:23,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:23,177 INFO L93 Difference]: Finished difference Result 4749 states and 9122 transitions. [2022-03-01 17:08:23,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 17:08:23,178 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:08:23,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:23,183 INFO L225 Difference]: With dead ends: 4749 [2022-03-01 17:08:23,183 INFO L226 Difference]: Without dead ends: 4749 [2022-03-01 17:08:23,184 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1593 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=957, Invalid=6015, Unknown=0, NotChecked=0, Total=6972 [2022-03-01 17:08:23,184 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 1889 mSDsluCounter, 5730 mSDsCounter, 0 mSdLazyCounter, 5574 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1889 SdHoareTripleChecker+Valid, 6007 SdHoareTripleChecker+Invalid, 5727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 5574 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:23,184 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1889 Valid, 6007 Invalid, 5727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 5574 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-01 17:08:23,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4749 states. [2022-03-01 17:08:23,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4749 to 3999. [2022-03-01 17:08:23,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3999 states, 3982 states have (on average 1.922149673530889) internal successors, (7654), 3998 states have internal predecessors, (7654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:23,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 3999 states and 7654 transitions. [2022-03-01 17:08:23,226 INFO L78 Accepts]: Start accepts. Automaton has 3999 states and 7654 transitions. Word has length 234 [2022-03-01 17:08:23,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:23,226 INFO L470 AbstractCegarLoop]: Abstraction has 3999 states and 7654 transitions. [2022-03-01 17:08:23,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:23,226 INFO L276 IsEmpty]: Start isEmpty. Operand 3999 states and 7654 transitions. [2022-03-01 17:08:23,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:08:23,228 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:23,228 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:08:23,228 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-03-01 17:08:23,228 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:08:23,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:23,229 INFO L85 PathProgramCache]: Analyzing trace with hash 1114985330, now seen corresponding path program 55 times [2022-03-01 17:08:23,229 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:23,229 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421562117] [2022-03-01 17:08:23,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:23,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:23,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:24,379 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:08:24,379 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:24,379 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421562117] [2022-03-01 17:08:24,379 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421562117] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:24,379 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:24,379 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:08:24,379 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101721286] [2022-03-01 17:08:24,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:24,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:08:24,380 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:24,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:08:24,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:08:24,380 INFO L87 Difference]: Start difference. First operand 3999 states and 7654 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:29,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:29,311 INFO L93 Difference]: Finished difference Result 4720 states and 9066 transitions. [2022-03-01 17:08:29,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-01 17:08:29,311 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:08:29,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:29,317 INFO L225 Difference]: With dead ends: 4720 [2022-03-01 17:08:29,317 INFO L226 Difference]: Without dead ends: 4720 [2022-03-01 17:08:29,317 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1429 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=912, Invalid=5730, Unknown=0, NotChecked=0, Total=6642 [2022-03-01 17:08:29,318 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 1870 mSDsluCounter, 5275 mSDsCounter, 0 mSdLazyCounter, 4938 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1870 SdHoareTripleChecker+Valid, 5547 SdHoareTripleChecker+Invalid, 5093 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 4938 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:29,318 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1870 Valid, 5547 Invalid, 5093 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 4938 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:08:29,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4720 states. [2022-03-01 17:08:29,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4720 to 4011. [2022-03-01 17:08:29,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4011 states, 3994 states have (on average 1.9223835753630445) internal successors, (7678), 4010 states have internal predecessors, (7678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:29,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7678 transitions. [2022-03-01 17:08:29,360 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7678 transitions. Word has length 234 [2022-03-01 17:08:29,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:29,360 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7678 transitions. [2022-03-01 17:08:29,360 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:29,360 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7678 transitions. [2022-03-01 17:08:29,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:08:29,362 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:29,362 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:08:29,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-03-01 17:08:29,362 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:08:29,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:29,362 INFO L85 PathProgramCache]: Analyzing trace with hash -513062352, now seen corresponding path program 56 times [2022-03-01 17:08:29,362 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:29,362 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109348445] [2022-03-01 17:08:29,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:29,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:29,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:30,150 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:08:30,150 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:30,150 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109348445] [2022-03-01 17:08:30,150 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1109348445] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:30,150 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:30,150 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:08:30,150 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82719572] [2022-03-01 17:08:30,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:30,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:08:30,151 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:30,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:08:30,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:08:30,151 INFO L87 Difference]: Start difference. First operand 4011 states and 7678 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:35,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:35,808 INFO L93 Difference]: Finished difference Result 4678 states and 8986 transitions. [2022-03-01 17:08:35,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 17:08:35,808 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:08:35,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:35,813 INFO L225 Difference]: With dead ends: 4678 [2022-03-01 17:08:35,813 INFO L226 Difference]: Without dead ends: 4678 [2022-03-01 17:08:35,814 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1328 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=879, Invalid=5441, Unknown=0, NotChecked=0, Total=6320 [2022-03-01 17:08:35,814 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 1999 mSDsluCounter, 4959 mSDsCounter, 0 mSdLazyCounter, 4413 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1999 SdHoareTripleChecker+Valid, 5229 SdHoareTripleChecker+Invalid, 4552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 4413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:35,814 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1999 Valid, 5229 Invalid, 4552 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 4413 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:08:35,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4678 states. [2022-03-01 17:08:35,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4678 to 4017. [2022-03-01 17:08:35,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4017 states, 4000 states have (on average 1.9225) internal successors, (7690), 4016 states have internal predecessors, (7690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:35,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4017 states to 4017 states and 7690 transitions. [2022-03-01 17:08:35,860 INFO L78 Accepts]: Start accepts. Automaton has 4017 states and 7690 transitions. Word has length 234 [2022-03-01 17:08:35,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:35,860 INFO L470 AbstractCegarLoop]: Abstraction has 4017 states and 7690 transitions. [2022-03-01 17:08:35,861 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:35,861 INFO L276 IsEmpty]: Start isEmpty. Operand 4017 states and 7690 transitions. [2022-03-01 17:08:35,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:08:35,863 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:35,863 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:08:35,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-03-01 17:08:35,863 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:08:35,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:35,863 INFO L85 PathProgramCache]: Analyzing trace with hash -1580921008, now seen corresponding path program 57 times [2022-03-01 17:08:35,863 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:35,863 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101040030] [2022-03-01 17:08:35,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:35,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:35,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:37,021 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:08:37,021 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:37,021 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101040030] [2022-03-01 17:08:37,021 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101040030] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:37,021 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:37,021 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:08:37,021 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233332078] [2022-03-01 17:08:37,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:37,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:08:37,022 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:37,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:08:37,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:08:37,022 INFO L87 Difference]: Start difference. First operand 4017 states and 7690 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:45,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:45,920 INFO L93 Difference]: Finished difference Result 6281 states and 12087 transitions. [2022-03-01 17:08:45,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-03-01 17:08:45,920 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:08:45,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:45,928 INFO L225 Difference]: With dead ends: 6281 [2022-03-01 17:08:45,928 INFO L226 Difference]: Without dead ends: 6281 [2022-03-01 17:08:45,929 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2315 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=1402, Invalid=8104, Unknown=0, NotChecked=0, Total=9506 [2022-03-01 17:08:45,930 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 2571 mSDsluCounter, 5937 mSDsCounter, 0 mSdLazyCounter, 4982 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2571 SdHoareTripleChecker+Valid, 6264 SdHoareTripleChecker+Invalid, 5139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 4982 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:45,930 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2571 Valid, 6264 Invalid, 5139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 4982 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-01 17:08:45,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6281 states. [2022-03-01 17:08:45,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6281 to 4052. [2022-03-01 17:08:45,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4052 states, 4035 states have (on average 1.923172242874845) internal successors, (7760), 4051 states have internal predecessors, (7760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:46,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4052 states to 4052 states and 7760 transitions. [2022-03-01 17:08:46,000 INFO L78 Accepts]: Start accepts. Automaton has 4052 states and 7760 transitions. Word has length 234 [2022-03-01 17:08:46,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:46,001 INFO L470 AbstractCegarLoop]: Abstraction has 4052 states and 7760 transitions. [2022-03-01 17:08:46,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:46,001 INFO L276 IsEmpty]: Start isEmpty. Operand 4052 states and 7760 transitions. [2022-03-01 17:08:46,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:08:46,003 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:46,003 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:08:46,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-03-01 17:08:46,003 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:08:46,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:46,004 INFO L85 PathProgramCache]: Analyzing trace with hash -1389446035, now seen corresponding path program 23 times [2022-03-01 17:08:46,004 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:46,004 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804328946] [2022-03-01 17:08:46,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:46,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:46,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:47,165 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:08:47,165 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:47,165 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804328946] [2022-03-01 17:08:47,165 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804328946] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:47,165 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:47,165 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:08:47,166 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890568821] [2022-03-01 17:08:47,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:47,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:08:47,166 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:47,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:08:47,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:08:47,166 INFO L87 Difference]: Start difference. First operand 4052 states and 7760 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:58,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:58,628 INFO L93 Difference]: Finished difference Result 6690 states and 12822 transitions. [2022-03-01 17:08:58,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-03-01 17:08:58,628 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:08:58,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:58,637 INFO L225 Difference]: With dead ends: 6690 [2022-03-01 17:08:58,637 INFO L226 Difference]: Without dead ends: 6690 [2022-03-01 17:08:58,637 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2099 ImplicationChecksByTransitivity, 8.0s TimeCoverageRelationStatistics Valid=1538, Invalid=7582, Unknown=0, NotChecked=0, Total=9120 [2022-03-01 17:08:58,638 INFO L933 BasicCegarLoop]: 388 mSDtfsCounter, 3203 mSDsluCounter, 6755 mSDsCounter, 0 mSdLazyCounter, 7350 mSolverCounterSat, 379 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3203 SdHoareTripleChecker+Valid, 7137 SdHoareTripleChecker+Invalid, 7729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 379 IncrementalHoareTripleChecker+Valid, 7350 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:58,638 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3203 Valid, 7137 Invalid, 7729 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [379 Valid, 7350 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-03-01 17:08:58,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6690 states. [2022-03-01 17:08:58,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6690 to 4004. [2022-03-01 17:08:58,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4004 states, 3987 states have (on average 1.9232505643340858) internal successors, (7668), 4003 states have internal predecessors, (7668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:58,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 4004 states and 7668 transitions. [2022-03-01 17:08:58,694 INFO L78 Accepts]: Start accepts. Automaton has 4004 states and 7668 transitions. Word has length 234 [2022-03-01 17:08:58,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:58,694 INFO L470 AbstractCegarLoop]: Abstraction has 4004 states and 7668 transitions. [2022-03-01 17:08:58,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:58,694 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 7668 transitions. [2022-03-01 17:08:58,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:08:58,696 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:58,696 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:08:58,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-03-01 17:08:58,696 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:08:58,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:58,696 INFO L85 PathProgramCache]: Analyzing trace with hash 518988114, now seen corresponding path program 58 times [2022-03-01 17:08:58,696 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:58,696 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906519711] [2022-03-01 17:08:58,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:58,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:59,762 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:08:59,763 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:59,763 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906519711] [2022-03-01 17:08:59,763 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906519711] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:59,763 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:59,763 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-01 17:08:59,763 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54935549] [2022-03-01 17:08:59,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:59,763 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-01 17:08:59,763 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:59,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-01 17:08:59,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:08:59,764 INFO L87 Difference]: Start difference. First operand 4004 states and 7668 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:05,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:05,958 INFO L93 Difference]: Finished difference Result 4820 states and 9258 transitions. [2022-03-01 17:09:05,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 17:09:05,958 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-01 17:09:05,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:05,965 INFO L225 Difference]: With dead ends: 4820 [2022-03-01 17:09:05,965 INFO L226 Difference]: Without dead ends: 4820 [2022-03-01 17:09:05,966 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1555 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=966, Invalid=6174, Unknown=0, NotChecked=0, Total=7140 [2022-03-01 17:09:05,967 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 2452 mSDsluCounter, 5046 mSDsCounter, 0 mSdLazyCounter, 4835 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2452 SdHoareTripleChecker+Valid, 5323 SdHoareTripleChecker+Invalid, 5041 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 4835 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:05,967 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2452 Valid, 5323 Invalid, 5041 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 4835 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-01 17:09:05,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4820 states. [2022-03-01 17:09:06,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4820 to 3986. [2022-03-01 17:09:06,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3986 states, 3969 states have (on average 1.9229024943310657) internal successors, (7632), 3985 states have internal predecessors, (7632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:06,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3986 states to 3986 states and 7632 transitions. [2022-03-01 17:09:06,016 INFO L78 Accepts]: Start accepts. Automaton has 3986 states and 7632 transitions. Word has length 234 [2022-03-01 17:09:06,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:06,016 INFO L470 AbstractCegarLoop]: Abstraction has 3986 states and 7632 transitions. [2022-03-01 17:09:06,016 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:06,016 INFO L276 IsEmpty]: Start isEmpty. Operand 3986 states and 7632 transitions. [2022-03-01 17:09:06,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-01 17:09:06,018 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:06,018 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:09:06,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-03-01 17:09:06,018 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 17:09:06,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:06,019 INFO L85 PathProgramCache]: Analyzing trace with hash 186212498, now seen corresponding path program 59 times [2022-03-01 17:09:06,019 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:06,019 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436326701] [2022-03-01 17:09:06,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:06,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:06,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:07,046 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-01 17:09:07,047 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:07,047 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436326701] [2022-03-01 17:09:07,047 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436326701] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:07,047 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:07,047 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-01 17:09:07,047 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217549426] [2022-03-01 17:09:07,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:07,047 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-01 17:09:07,047 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:07,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-01 17:09:07,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:09:07,048 INFO L87 Difference]: Start difference. First operand 3986 states and 7632 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Received shutdown request... [2022-03-01 17:09:11,536 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-01 17:09:11,536 WARN L244 SmtUtils]: Removed 19 from assertion stack [2022-03-01 17:09:11,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-01 17:09:11,537 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 873 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=680, Invalid=3876, Unknown=0, NotChecked=0, Total=4556 [2022-03-01 17:09:11,537 INFO L933 BasicCegarLoop]: 161 mSDtfsCounter, 1503 mSDsluCounter, 2812 mSDsCounter, 0 mSdLazyCounter, 3489 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 2968 SdHoareTripleChecker+Invalid, 3589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 3489 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:11,537 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1503 Valid, 2968 Invalid, 3589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 3489 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:09:11,538 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (24 of 25 remaining) [2022-03-01 17:09:11,538 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-03-01 17:09:11,538 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (3986states) and FLOYD_HOARE automaton (currently 39 states, 34 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 5ms.. [2022-03-01 17:09:11,540 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (23 of 25 remaining) [2022-03-01 17:09:11,540 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (22 of 25 remaining) [2022-03-01 17:09:11,540 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 25 remaining) [2022-03-01 17:09:11,540 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (20 of 25 remaining) [2022-03-01 17:09:11,540 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (19 of 25 remaining) [2022-03-01 17:09:11,540 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (18 of 25 remaining) [2022-03-01 17:09:11,540 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (17 of 25 remaining) [2022-03-01 17:09:11,540 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (16 of 25 remaining) [2022-03-01 17:09:11,541 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (15 of 25 remaining) [2022-03-01 17:09:11,541 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (14 of 25 remaining) [2022-03-01 17:09:11,541 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (13 of 25 remaining) [2022-03-01 17:09:11,541 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (12 of 25 remaining) [2022-03-01 17:09:11,541 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (11 of 25 remaining) [2022-03-01 17:09:11,541 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (10 of 25 remaining) [2022-03-01 17:09:11,541 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (9 of 25 remaining) [2022-03-01 17:09:11,541 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (8 of 25 remaining) [2022-03-01 17:09:11,541 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (7 of 25 remaining) [2022-03-01 17:09:11,541 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (6 of 25 remaining) [2022-03-01 17:09:11,541 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (5 of 25 remaining) [2022-03-01 17:09:11,541 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (4 of 25 remaining) [2022-03-01 17:09:11,541 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 25 remaining) [2022-03-01 17:09:11,541 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (2 of 25 remaining) [2022-03-01 17:09:11,542 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (1 of 25 remaining) [2022-03-01 17:09:11,542 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (0 of 25 remaining) [2022-03-01 17:09:11,544 INFO L732 BasicCegarLoop]: Path program histogram: [59, 23, 18, 16, 15, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:09:11,546 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-01 17:09:11,546 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-01 17:09:11,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.03 05:09:11 BasicIcfg [2022-03-01 17:09:11,548 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-01 17:09:11,548 INFO L158 Benchmark]: Toolchain (without parser) took 848279.65ms. Allocated memory was 182.5MB in the beginning and 820.0MB in the end (delta: 637.5MB). Free memory was 121.9MB in the beginning and 449.7MB in the end (delta: -327.8MB). Peak memory consumption was 310.6MB. Max. memory is 8.0GB. [2022-03-01 17:09:11,548 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 182.5MB. Free memory is still 140.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-01 17:09:11,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 556.90ms. Allocated memory was 182.5MB in the beginning and 247.5MB in the end (delta: 65.0MB). Free memory was 121.8MB in the beginning and 189.4MB in the end (delta: -67.7MB). Peak memory consumption was 9.9MB. Max. memory is 8.0GB. [2022-03-01 17:09:11,548 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.07ms. Allocated memory is still 247.5MB. Free memory was 189.4MB in the beginning and 185.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-01 17:09:11,548 INFO L158 Benchmark]: Boogie Preprocessor took 63.26ms. Allocated memory is still 247.5MB. Free memory was 185.2MB in the beginning and 182.1MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-01 17:09:11,548 INFO L158 Benchmark]: RCFGBuilder took 648.36ms. Allocated memory is still 247.5MB. Free memory was 181.6MB in the beginning and 153.8MB in the end (delta: 27.8MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2022-03-01 17:09:11,548 INFO L158 Benchmark]: TraceAbstraction took 846943.59ms. Allocated memory was 247.5MB in the beginning and 820.0MB in the end (delta: 572.5MB). Free memory was 153.3MB in the beginning and 449.7MB in the end (delta: -296.5MB). Peak memory consumption was 277.1MB. Max. memory is 8.0GB. [2022-03-01 17:09:11,549 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 182.5MB. Free memory is still 140.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 556.90ms. Allocated memory was 182.5MB in the beginning and 247.5MB in the end (delta: 65.0MB). Free memory was 121.8MB in the beginning and 189.4MB in the end (delta: -67.7MB). Peak memory consumption was 9.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 62.07ms. Allocated memory is still 247.5MB. Free memory was 189.4MB in the beginning and 185.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 63.26ms. Allocated memory is still 247.5MB. Free memory was 185.2MB in the beginning and 182.1MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 648.36ms. Allocated memory is still 247.5MB. Free memory was 181.6MB in the beginning and 153.8MB in the end (delta: 27.8MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * TraceAbstraction took 846943.59ms. Allocated memory was 247.5MB in the beginning and 820.0MB in the end (delta: 572.5MB). Free memory was 153.3MB in the beginning and 449.7MB in the end (delta: -296.5MB). Peak memory consumption was 277.1MB. 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: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3986states) and FLOYD_HOARE automaton (currently 39 states, 34 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 5ms.. - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3986states) and FLOYD_HOARE automaton (currently 39 states, 34 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 5ms.. - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3986states) and FLOYD_HOARE automaton (currently 39 states, 34 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 5ms.. - TimeoutResultAtElement [Line: 1262]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3986states) and FLOYD_HOARE automaton (currently 39 states, 34 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 5ms.. - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3986states) and FLOYD_HOARE automaton (currently 39 states, 34 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 5ms.. - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3986states) and FLOYD_HOARE automaton (currently 39 states, 34 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 5ms.. - TimeoutResultAtElement [Line: 1263]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3986states) and FLOYD_HOARE automaton (currently 39 states, 34 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 5ms.. - TimeoutResultAtElement [Line: 1243]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3986states) and FLOYD_HOARE automaton (currently 39 states, 34 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 5ms.. - TimeoutResultAtElement [Line: 1244]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3986states) and FLOYD_HOARE automaton (currently 39 states, 34 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 5ms.. - TimeoutResultAtElement [Line: 1245]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3986states) and FLOYD_HOARE automaton (currently 39 states, 34 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 5ms.. - TimeoutResultAtElement [Line: 1266]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3986states) and FLOYD_HOARE automaton (currently 39 states, 34 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 5ms.. - TimeoutResultAtElement [Line: 1266]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3986states) and FLOYD_HOARE automaton (currently 39 states, 34 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 5ms.. - TimeoutResultAtElement [Line: 1267]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3986states) and FLOYD_HOARE automaton (currently 39 states, 34 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 5ms.. - TimeoutResultAtElement [Line: 1264]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (3986states) and FLOYD_HOARE automaton (currently 39 states, 34 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 5ms.. - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3986states) and FLOYD_HOARE automaton (currently 39 states, 34 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 5ms.. - TimeoutResultAtElement [Line: 1251]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3986states) and FLOYD_HOARE automaton (currently 39 states, 34 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 5ms.. - TimeoutResultAtElement [Line: 1243]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3986states) and FLOYD_HOARE automaton (currently 39 states, 34 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 5ms.. - TimeoutResultAtElement [Line: 1244]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3986states) and FLOYD_HOARE automaton (currently 39 states, 34 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 5ms.. - TimeoutResultAtElement [Line: 1245]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3986states) and FLOYD_HOARE automaton (currently 39 states, 34 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 5ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 364 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 846.8s, OverallIterations: 167, TraceHistogramMax: 10, PathProgramHistogramMax: 59, EmptinessCheckTime: 0.3s, AutomataDifference: 707.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 340617 SdHoareTripleChecker+Valid, 282.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 340617 mSDsluCounter, 708574 SdHoareTripleChecker+Invalid, 240.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 658900 mSDsCounter, 33187 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 644625 IncrementalHoareTripleChecker+Invalid, 677812 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33187 mSolverCounterUnsat, 50537 mSDtfsCounter, 644625 mSolverCounterSat, 2.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12202 GetRequests, 1373 SyntacticMatches, 10 SemanticMatches, 10818 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179706 ImplicationChecksByTransitivity, 471.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4208occurred in iteration=45, InterpolantAutomatonStates: 7190, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 8.9s AutomataMinimizationTime, 166 MinimizatonAttempts, 265853 StatesRemovedByMinimization, 156 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 6.3s SatisfiabilityAnalysisTime, 117.3s InterpolantComputationTime, 37348 NumberOfCodeBlocks, 37298 NumberOfCodeBlocksAsserted, 172 NumberOfCheckSat, 37390 ConstructedInterpolants, 0 QuantifiedInterpolants, 982599 SizeOfPredicates, 23 NumberOfNonLiveVariables, 886 ConjunctsInSsa, 66 ConjunctsInUnsatCore, 175 InterpolantComputations, 164 PerfectInterpolantSequences, 37965/38488 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