/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_26-alloc_region_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-01 17:00:36,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-01 17:00:36,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-01 17:00:36,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-01 17:00:36,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-01 17:00:36,252 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-01 17:00:36,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-01 17:00:36,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-01 17:00:36,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-01 17:00:36,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-01 17:00:36,256 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-01 17:00:36,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-01 17:00:36,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-01 17:00:36,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-01 17:00:36,264 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-01 17:00:36,265 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-01 17:00:36,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-01 17:00:36,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-01 17:00:36,267 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-01 17:00:36,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-01 17:00:36,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-01 17:00:36,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-03-01 17:00:36,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-01 17:00:36,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-01 17:00:36,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-01 17:00:36,275 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 17:00:36,301 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-01 17:00:36,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-01 17:00:36,301 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-01 17:00:36,301 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-01 17:00:36,302 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-01 17:00:36,302 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-01 17:00:36,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-01 17:00:36,302 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-01 17:00:36,303 INFO L138 SettingsManager]: * Use SBE=true [2022-03-01 17:00:36,303 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-01 17:00:36,303 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-01 17:00:36,303 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-01 17:00:36,303 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-01 17:00:36,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-01 17:00:36,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-01 17:00:36,303 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-01 17:00:36,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-01 17:00:36,303 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-01 17:00:36,303 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-01 17:00:36,304 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-01 17:00:36,304 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-01 17:00:36,304 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-01 17:00:36,304 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-01 17:00:36,304 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-01 17:00:36,304 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-01 17:00:36,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 17:00:36,304 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-01 17:00:36,304 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-01 17:00:36,304 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-01 17:00:36,304 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-01 17:00:36,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-01 17:00:36,305 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-01 17:00:36,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-01 17:00:36,305 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-01 17:00:36,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-01 17:00:36,514 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-01 17:00:36,516 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-01 17:00:36,516 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-01 17:00:36,517 INFO L275 PluginConnector]: CDTParser initialized [2022-03-01 17:00:36,517 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_26-alloc_region_rc.i [2022-03-01 17:00:36,571 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/977def87d/c79877e5837b4c7e896f78a3504fa131/FLAGc65daf0bf [2022-03-01 17:00:37,047 INFO L306 CDTParser]: Found 1 translation units. [2022-03-01 17:00:37,047 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_26-alloc_region_rc.i [2022-03-01 17:00:37,079 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/977def87d/c79877e5837b4c7e896f78a3504fa131/FLAGc65daf0bf [2022-03-01 17:00:37,380 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/977def87d/c79877e5837b4c7e896f78a3504fa131 [2022-03-01 17:00:37,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-01 17:00:37,382 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-01 17:00:37,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-01 17:00:37,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-01 17:00:37,396 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-01 17:00:37,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 05:00:37" (1/1) ... [2022-03-01 17:00:37,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5200e7dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 05:00:37, skipping insertion in model container [2022-03-01 17:00:37,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 05:00:37" (1/1) ... [2022-03-01 17:00:37,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-01 17:00:37,482 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-01 17:00:37,948 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 17:00:37,956 INFO L203 MainTranslator]: Completed pre-run [2022-03-01 17:00:37,996 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 17:00:38,037 INFO L208 MainTranslator]: Completed translation [2022-03-01 17:00:38,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 05:00:38 WrapperNode [2022-03-01 17:00:38,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-01 17:00:38,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-01 17:00:38,039 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-01 17:00:38,039 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-01 17:00:38,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 05:00:38" (1/1) ... [2022-03-01 17:00:38,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 05:00:38" (1/1) ... [2022-03-01 17:00:38,097 INFO L137 Inliner]: procedures = 370, calls = 51, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 241 [2022-03-01 17:00:38,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-01 17:00:38,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-01 17:00:38,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-01 17:00:38,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-01 17:00:38,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 05:00:38" (1/1) ... [2022-03-01 17:00:38,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 05:00:38" (1/1) ... [2022-03-01 17:00:38,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 05:00:38" (1/1) ... [2022-03-01 17:00:38,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 05:00:38" (1/1) ... [2022-03-01 17:00:38,141 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 05:00:38" (1/1) ... [2022-03-01 17:00:38,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 05:00:38" (1/1) ... [2022-03-01 17:00:38,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 05:00:38" (1/1) ... [2022-03-01 17:00:38,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-01 17:00:38,162 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-01 17:00:38,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-01 17:00:38,162 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-01 17:00:38,163 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 05:00:38" (1/1) ... [2022-03-01 17:00:38,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 17:00:38,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 17:00:38,209 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 17:00:38,215 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 17:00:38,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-01 17:00:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-01 17:00:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-01 17:00:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-03-01 17:00:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-01 17:00:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-01 17:00:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-01 17:00:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-01 17:00:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-01 17:00:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-01 17:00:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-01 17:00:38,243 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-01 17:00:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-01 17:00:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-01 17:00:38,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-01 17:00:38,244 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 17:00:38,410 INFO L234 CfgBuilder]: Building ICFG [2022-03-01 17:00:38,411 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-01 17:00:38,788 INFO L275 CfgBuilder]: Performing block encoding [2022-03-01 17:00:38,794 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-01 17:00:38,795 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-03-01 17:00:38,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 05:00:38 BoogieIcfgContainer [2022-03-01 17:00:38,796 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-01 17:00:38,797 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-01 17:00:38,797 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-01 17:00:38,801 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-01 17:00:38,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.03 05:00:37" (1/3) ... [2022-03-01 17:00:38,801 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71e14460 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 05:00:38, skipping insertion in model container [2022-03-01 17:00:38,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 05:00:38" (2/3) ... [2022-03-01 17:00:38,802 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71e14460 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 05:00:38, skipping insertion in model container [2022-03-01 17:00:38,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 05:00:38" (3/3) ... [2022-03-01 17:00:38,802 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_26-alloc_region_rc.i [2022-03-01 17:00:38,805 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-01 17:00:38,805 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-01 17:00:38,806 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 20 error locations. [2022-03-01 17:00:38,806 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-01 17:00:38,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,860 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,860 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,860 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,860 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,860 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,860 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,860 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,860 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,860 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,862 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,862 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,862 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,862 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,862 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,862 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,862 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,862 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,862 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,872 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,872 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,872 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,872 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,872 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,872 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,872 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,872 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,872 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,872 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,872 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 17:00:38,891 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-01 17:00:38,943 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-01 17:00:38,947 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 17:00:38,947 INFO L340 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2022-03-01 17:00:38,956 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 281 places, 279 transitions, 563 flow [2022-03-01 17:00:39,120 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 9784 states, 9701 states have (on average 2.0058756829192865) internal successors, (19459), 9783 states have internal predecessors, (19459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:39,138 INFO L276 IsEmpty]: Start isEmpty. Operand has 9784 states, 9701 states have (on average 2.0058756829192865) internal successors, (19459), 9783 states have internal predecessors, (19459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:39,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-03-01 17:00:39,144 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:39,145 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:00:39,145 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:00:39,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:39,151 INFO L85 PathProgramCache]: Analyzing trace with hash 655555695, now seen corresponding path program 1 times [2022-03-01 17:00:39,156 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:39,157 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861388974] [2022-03-01 17:00:39,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:39,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:39,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:39,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:39,464 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:39,464 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861388974] [2022-03-01 17:00:39,465 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861388974] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:39,465 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:39,465 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 17:00:39,466 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124395490] [2022-03-01 17:00:39,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:39,469 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 17:00:39,469 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:39,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 17:00:39,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 17:00:39,521 INFO L87 Difference]: Start difference. First operand has 9784 states, 9701 states have (on average 2.0058756829192865) internal successors, (19459), 9783 states have internal predecessors, (19459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:39,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:39,758 INFO L93 Difference]: Finished difference Result 9783 states and 19377 transitions. [2022-03-01 17:00:39,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 17:00:39,767 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2022-03-01 17:00:39,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:39,844 INFO L225 Difference]: With dead ends: 9783 [2022-03-01 17:00:39,844 INFO L226 Difference]: Without dead ends: 9783 [2022-03-01 17:00:39,845 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 17:00:39,848 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 8 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:39,849 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 416 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 17:00:39,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9783 states. [2022-03-01 17:00:40,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9783 to 9783. [2022-03-01 17:00:40,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9783 states, 9701 states have (on average 1.9974229460880322) internal successors, (19377), 9782 states have internal predecessors, (19377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:40,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9783 states to 9783 states and 19377 transitions. [2022-03-01 17:00:40,084 INFO L78 Accepts]: Start accepts. Automaton has 9783 states and 19377 transitions. Word has length 40 [2022-03-01 17:00:40,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:40,084 INFO L470 AbstractCegarLoop]: Abstraction has 9783 states and 19377 transitions. [2022-03-01 17:00:40,085 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:40,085 INFO L276 IsEmpty]: Start isEmpty. Operand 9783 states and 19377 transitions. [2022-03-01 17:00:40,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-03-01 17:00:40,086 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:40,086 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:40,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-01 17:00:40,086 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:00:40,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:40,087 INFO L85 PathProgramCache]: Analyzing trace with hash 472888241, now seen corresponding path program 1 times [2022-03-01 17:00:40,087 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:40,087 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765810400] [2022-03-01 17:00:40,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:40,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:40,173 INFO 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 17:00:40,173 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:40,173 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765810400] [2022-03-01 17:00:40,173 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765810400] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:40,174 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:40,174 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 17:00:40,174 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49625735] [2022-03-01 17:00:40,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:40,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 17:00:40,175 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:40,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 17:00:40,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 17:00:40,175 INFO L87 Difference]: Start difference. First operand 9783 states and 19377 transitions. Second operand has 6 states, 5 states have (on average 9.6) internal successors, (48), 6 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:40,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:40,665 INFO L93 Difference]: Finished difference Result 12899 states and 25568 transitions. [2022-03-01 17:00:40,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 17:00:40,671 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.6) internal successors, (48), 6 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2022-03-01 17:00:40,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:40,721 INFO L225 Difference]: With dead ends: 12899 [2022-03-01 17:00:40,721 INFO L226 Difference]: Without dead ends: 12899 [2022-03-01 17:00:40,723 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 17:00:40,724 INFO L933 BasicCegarLoop]: 423 mSDtfsCounter, 376 mSDsluCounter, 275 mSDsCounter, 0 mSdLazyCounter, 474 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 376 SdHoareTripleChecker+Valid, 697 SdHoareTripleChecker+Invalid, 575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 474 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:40,724 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [376 Valid, 697 Invalid, 575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 474 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-01 17:00:40,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12899 states. [2022-03-01 17:00:40,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12899 to 10074. [2022-03-01 17:00:40,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10074 states, 9993 states have (on average 1.9969978985289702) internal successors, (19956), 10073 states have internal predecessors, (19956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:40,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10074 states to 10074 states and 19956 transitions. [2022-03-01 17:00:40,976 INFO L78 Accepts]: Start accepts. Automaton has 10074 states and 19956 transitions. Word has length 48 [2022-03-01 17:00:40,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:40,977 INFO L470 AbstractCegarLoop]: Abstraction has 10074 states and 19956 transitions. [2022-03-01 17:00:40,977 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.6) internal successors, (48), 6 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:40,977 INFO L276 IsEmpty]: Start isEmpty. Operand 10074 states and 19956 transitions. [2022-03-01 17:00:40,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-03-01 17:00:40,980 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:40,980 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:40,980 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-01 17:00:40,981 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:00:40,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:40,981 INFO L85 PathProgramCache]: Analyzing trace with hash -722360085, now seen corresponding path program 1 times [2022-03-01 17:00:40,981 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:40,982 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334060395] [2022-03-01 17:00:40,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:40,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:41,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:41,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:41,213 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:41,213 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334060395] [2022-03-01 17:00:41,214 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334060395] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:41,214 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:41,214 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 17:00:41,214 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586880988] [2022-03-01 17:00:41,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:41,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 17:00:41,214 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:41,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 17:00:41,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 17:00:41,215 INFO L87 Difference]: Start difference. First operand 10074 states and 19956 transitions. Second operand has 6 states, 5 states have (on average 12.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:41,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:41,630 INFO L93 Difference]: Finished difference Result 10441 states and 20686 transitions. [2022-03-01 17:00:41,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 17:00:41,643 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have 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 17:00:41,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:41,676 INFO L225 Difference]: With dead ends: 10441 [2022-03-01 17:00:41,677 INFO L226 Difference]: Without dead ends: 10441 [2022-03-01 17:00:41,677 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 17:00:41,677 INFO L933 BasicCegarLoop]: 445 mSDtfsCounter, 240 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 492 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 814 SdHoareTripleChecker+Invalid, 509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:41,678 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [240 Valid, 814 Invalid, 509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 492 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-01 17:00:41,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10441 states. [2022-03-01 17:00:41,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10441 to 10365. [2022-03-01 17:00:41,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10365 states, 10285 states have (on average 1.9965969859017987) internal successors, (20535), 10364 states have internal predecessors, (20535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:41,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10365 states to 10365 states and 20535 transitions. [2022-03-01 17:00:41,875 INFO L78 Accepts]: Start accepts. Automaton has 10365 states and 20535 transitions. Word has length 60 [2022-03-01 17:00:41,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:41,877 INFO L470 AbstractCegarLoop]: Abstraction has 10365 states and 20535 transitions. [2022-03-01 17:00:41,877 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:41,877 INFO L276 IsEmpty]: Start isEmpty. Operand 10365 states and 20535 transitions. [2022-03-01 17:00:41,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-03-01 17:00:41,877 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:41,877 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:00:41,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-01 17:00:41,878 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:00:41,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:41,878 INFO L85 PathProgramCache]: Analyzing trace with hash 1691353780, now seen corresponding path program 1 times [2022-03-01 17:00:41,878 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:41,878 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871112234] [2022-03-01 17:00:41,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:41,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:41,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:42,006 INFO 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 17:00:42,007 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:42,007 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871112234] [2022-03-01 17:00:42,007 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871112234] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:42,007 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:42,007 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 17:00:42,007 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155322026] [2022-03-01 17:00:42,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:42,007 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 17:00:42,008 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:42,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 17:00:42,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 17:00:42,008 INFO L87 Difference]: Start difference. First operand 10365 states and 20535 transitions. Second operand has 6 states, 5 states have (on average 13.6) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:42,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:42,422 INFO L93 Difference]: Finished difference Result 10732 states and 21265 transitions. [2022-03-01 17:00:42,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 17:00:42,423 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.6) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have 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 17:00:42,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:42,443 INFO L225 Difference]: With dead ends: 10732 [2022-03-01 17:00:42,443 INFO L226 Difference]: Without dead ends: 10732 [2022-03-01 17:00:42,444 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 17:00:42,444 INFO L933 BasicCegarLoop]: 444 mSDtfsCounter, 242 mSDsluCounter, 325 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 768 SdHoareTripleChecker+Invalid, 494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:42,445 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [242 Valid, 768 Invalid, 494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-01 17:00:42,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10732 states. [2022-03-01 17:00:42,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10732 to 10656. [2022-03-01 17:00:42,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10656 states, 10577 states have (on average 1.996218209322114) internal successors, (21114), 10655 states have internal predecessors, (21114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:42,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10656 states to 10656 states and 21114 transitions. [2022-03-01 17:00:42,696 INFO L78 Accepts]: Start accepts. Automaton has 10656 states and 21114 transitions. Word has length 68 [2022-03-01 17:00:42,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:42,698 INFO L470 AbstractCegarLoop]: Abstraction has 10656 states and 21114 transitions. [2022-03-01 17:00:42,698 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.6) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:42,698 INFO L276 IsEmpty]: Start isEmpty. Operand 10656 states and 21114 transitions. [2022-03-01 17:00:42,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-03-01 17:00:42,704 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:42,704 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:00:42,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-01 17:00:42,705 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:00:42,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:42,706 INFO L85 PathProgramCache]: Analyzing trace with hash 337100362, now seen corresponding path program 1 times [2022-03-01 17:00:42,706 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:42,706 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988217125] [2022-03-01 17:00:42,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:42,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:42,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:42,843 INFO 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 17:00:42,843 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:42,843 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988217125] [2022-03-01 17:00:42,843 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988217125] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:42,844 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:42,844 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 17:00:42,844 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206001368] [2022-03-01 17:00:42,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:42,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 17:00:42,845 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:42,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 17:00:42,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 17:00:42,846 INFO L87 Difference]: Start difference. First operand 10656 states and 21114 transitions. Second operand has 6 states, 5 states have (on average 18.2) internal successors, (91), 6 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:43,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:43,314 INFO L93 Difference]: Finished difference Result 11139 states and 22080 transitions. [2022-03-01 17:00:43,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 17:00:43,314 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.2) internal successors, (91), 6 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 91 [2022-03-01 17:00:43,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:43,336 INFO L225 Difference]: With dead ends: 11139 [2022-03-01 17:00:43,336 INFO L226 Difference]: Without dead ends: 11139 [2022-03-01 17:00:43,337 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 17:00:43,338 INFO L933 BasicCegarLoop]: 494 mSDtfsCounter, 303 mSDsluCounter, 471 mSDsCounter, 0 mSdLazyCounter, 806 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 965 SdHoareTripleChecker+Invalid, 813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:43,338 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [303 Valid, 965 Invalid, 813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 806 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-01 17:00:43,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11139 states. [2022-03-01 17:00:43,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11139 to 11032. [2022-03-01 17:00:43,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11032 states, 10953 states have (on average 1.9963480325025107) internal successors, (21866), 11031 states have internal predecessors, (21866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:43,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11032 states to 11032 states and 21866 transitions. [2022-03-01 17:00:43,536 INFO L78 Accepts]: Start accepts. Automaton has 11032 states and 21866 transitions. Word has length 91 [2022-03-01 17:00:43,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:43,536 INFO L470 AbstractCegarLoop]: Abstraction has 11032 states and 21866 transitions. [2022-03-01 17:00:43,537 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.2) internal successors, (91), 6 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:43,537 INFO L276 IsEmpty]: Start isEmpty. Operand 11032 states and 21866 transitions. [2022-03-01 17:00:43,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-03-01 17:00:43,538 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:43,538 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:00:43,538 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-01 17:00:43,538 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:00:43,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:43,539 INFO L85 PathProgramCache]: Analyzing trace with hash 1164186063, now seen corresponding path program 1 times [2022-03-01 17:00:43,539 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:43,539 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390321985] [2022-03-01 17:00:43,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:43,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:43,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:43,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:43,617 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:43,617 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390321985] [2022-03-01 17:00:43,617 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390321985] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:43,617 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:43,617 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 17:00:43,617 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398824429] [2022-03-01 17:00:43,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:43,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 17:00:43,617 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:43,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 17:00:43,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 17:00:43,618 INFO L87 Difference]: Start difference. First operand 11032 states and 21866 transitions. Second operand has 6 states, 5 states have (on average 19.8) internal successors, (99), 6 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:44,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:44,055 INFO L93 Difference]: Finished difference Result 11515 states and 22832 transitions. [2022-03-01 17:00:44,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 17:00:44,055 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.8) internal successors, (99), 6 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have 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 17:00:44,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:44,097 INFO L225 Difference]: With dead ends: 11515 [2022-03-01 17:00:44,097 INFO L226 Difference]: Without dead ends: 11515 [2022-03-01 17:00:44,097 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 17:00:44,098 INFO L933 BasicCegarLoop]: 496 mSDtfsCounter, 301 mSDsluCounter, 585 mSDsCounter, 0 mSdLazyCounter, 844 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 1081 SdHoareTripleChecker+Invalid, 851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 844 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:44,098 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [301 Valid, 1081 Invalid, 851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 844 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-01 17:00:44,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11515 states. [2022-03-01 17:00:44,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11515 to 11408. [2022-03-01 17:00:44,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11408 states, 11329 states have (on average 1.99646923823815) internal successors, (22618), 11407 states have internal predecessors, (22618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:44,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11408 states to 11408 states and 22618 transitions. [2022-03-01 17:00:44,325 INFO L78 Accepts]: Start accepts. Automaton has 11408 states and 22618 transitions. Word has length 99 [2022-03-01 17:00:44,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:44,326 INFO L470 AbstractCegarLoop]: Abstraction has 11408 states and 22618 transitions. [2022-03-01 17:00:44,326 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.8) internal successors, (99), 6 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:44,326 INFO L276 IsEmpty]: Start isEmpty. Operand 11408 states and 22618 transitions. [2022-03-01 17:00:44,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:00:44,327 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:44,327 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:00:44,327 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-01 17:00:44,327 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:00:44,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:44,328 INFO L85 PathProgramCache]: Analyzing trace with hash 611205289, now seen corresponding path program 1 times [2022-03-01 17:00:44,328 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:44,328 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083105141] [2022-03-01 17:00:44,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:44,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:44,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:44,549 INFO 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 17:00:44,550 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:44,550 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083105141] [2022-03-01 17:00:44,550 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083105141] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:44,550 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:44,550 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:00:44,550 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951161014] [2022-03-01 17:00:44,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:44,550 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:00:44,550 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:44,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:00:44,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:00:44,551 INFO L87 Difference]: Start difference. First operand 11408 states and 22618 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:00:46,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:46,445 INFO L93 Difference]: Finished difference Result 22111 states and 43904 transitions. [2022-03-01 17:00:46,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:00:46,446 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:00:46,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:46,484 INFO L225 Difference]: With dead ends: 22111 [2022-03-01 17:00:46,484 INFO L226 Difference]: Without dead ends: 22111 [2022-03-01 17:00:46,484 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=348, Invalid=1058, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:00:46,485 INFO L933 BasicCegarLoop]: 892 mSDtfsCounter, 2097 mSDsluCounter, 4473 mSDsCounter, 0 mSdLazyCounter, 2421 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2097 SdHoareTripleChecker+Valid, 5360 SdHoareTripleChecker+Invalid, 2533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 2421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:46,485 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2097 Valid, 5360 Invalid, 2533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 2421 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:00:46,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22111 states. [2022-03-01 17:00:46,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22111 to 11798. [2022-03-01 17:00:46,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11798 states, 11719 states have (on average 1.9986346957931564) internal successors, (23422), 11797 states have internal predecessors, (23422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:46,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11798 states to 11798 states and 23422 transitions. [2022-03-01 17:00:46,728 INFO L78 Accepts]: Start accepts. Automaton has 11798 states and 23422 transitions. Word has length 104 [2022-03-01 17:00:46,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:46,728 INFO L470 AbstractCegarLoop]: Abstraction has 11798 states and 23422 transitions. [2022-03-01 17:00:46,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:00:46,728 INFO L276 IsEmpty]: Start isEmpty. Operand 11798 states and 23422 transitions. [2022-03-01 17:00:46,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:00:46,730 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:46,730 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:00:46,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-01 17:00:46,730 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:00:46,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:46,731 INFO L85 PathProgramCache]: Analyzing trace with hash 1643449955, now seen corresponding path program 2 times [2022-03-01 17:00:46,731 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:46,731 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356627976] [2022-03-01 17:00:46,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:46,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:46,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:46,971 INFO 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 17:00:46,971 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:46,971 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356627976] [2022-03-01 17:00:46,971 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [356627976] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:46,971 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:46,971 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:00:46,971 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492046451] [2022-03-01 17:00:46,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:46,972 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:00:46,972 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:46,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:00:46,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:00:46,972 INFO L87 Difference]: Start difference. First operand 11798 states and 23422 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:00:49,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:49,470 INFO L93 Difference]: Finished difference Result 22105 states and 43896 transitions. [2022-03-01 17:00:49,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:00:49,470 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:00:49,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:49,508 INFO L225 Difference]: With dead ends: 22105 [2022-03-01 17:00:49,508 INFO L226 Difference]: Without dead ends: 22105 [2022-03-01 17:00:49,509 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 325 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=381, Invalid=1179, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 17:00:49,509 INFO L933 BasicCegarLoop]: 889 mSDtfsCounter, 2050 mSDsluCounter, 5983 mSDsCounter, 0 mSdLazyCounter, 4388 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2050 SdHoareTripleChecker+Valid, 6867 SdHoareTripleChecker+Invalid, 4481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 4388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:49,511 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2050 Valid, 6867 Invalid, 4481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 4388 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:00:49,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22105 states. [2022-03-01 17:00:49,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22105 to 11823. [2022-03-01 17:00:49,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11823 states, 11744 states have (on average 1.9987227520435968) internal successors, (23473), 11822 states have internal predecessors, (23473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:49,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11823 states to 11823 states and 23473 transitions. [2022-03-01 17:00:49,757 INFO L78 Accepts]: Start accepts. Automaton has 11823 states and 23473 transitions. Word has length 104 [2022-03-01 17:00:49,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:49,757 INFO L470 AbstractCegarLoop]: Abstraction has 11823 states and 23473 transitions. [2022-03-01 17:00:49,757 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:00:49,757 INFO L276 IsEmpty]: Start isEmpty. Operand 11823 states and 23473 transitions. [2022-03-01 17:00:49,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:00:49,759 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:49,759 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:49,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-01 17:00:49,759 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:00:49,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:49,760 INFO L85 PathProgramCache]: Analyzing trace with hash -1460790103, now seen corresponding path program 3 times [2022-03-01 17:00:49,760 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:49,760 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688251905] [2022-03-01 17:00:49,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:49,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:49,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:50,015 INFO 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 17:00:50,015 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:50,015 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688251905] [2022-03-01 17:00:50,015 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688251905] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:50,015 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:50,015 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:00:50,015 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277384327] [2022-03-01 17:00:50,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:50,016 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:00:50,016 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:50,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:00:50,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:00:50,017 INFO L87 Difference]: Start difference. First operand 11823 states and 23473 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:00:52,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:52,431 INFO L93 Difference]: Finished difference Result 22280 states and 44246 transitions. [2022-03-01 17:00:52,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 17:00:52,431 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:00:52,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:52,484 INFO L225 Difference]: With dead ends: 22280 [2022-03-01 17:00:52,484 INFO L226 Difference]: Without dead ends: 22280 [2022-03-01 17:00:52,485 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=348, Invalid=1134, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:00:52,485 INFO L933 BasicCegarLoop]: 864 mSDtfsCounter, 2018 mSDsluCounter, 5746 mSDsCounter, 0 mSdLazyCounter, 3987 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2018 SdHoareTripleChecker+Valid, 6605 SdHoareTripleChecker+Invalid, 4098 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 3987 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:52,485 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2018 Valid, 6605 Invalid, 4098 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 3987 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:00:52,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22280 states. [2022-03-01 17:00:52,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22280 to 11848. [2022-03-01 17:00:52,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11848 states, 11769 states have (on average 1.99881043419152) internal successors, (23524), 11847 states have internal predecessors, (23524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:52,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 23524 transitions. [2022-03-01 17:00:52,692 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 23524 transitions. Word has length 104 [2022-03-01 17:00:52,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:52,693 INFO L470 AbstractCegarLoop]: Abstraction has 11848 states and 23524 transitions. [2022-03-01 17:00:52,693 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:00:52,693 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 23524 transitions. [2022-03-01 17:00:52,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:00:52,696 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:52,696 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:52,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-01 17:00:52,697 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:00:52,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:52,697 INFO L85 PathProgramCache]: Analyzing trace with hash 581058215, now seen corresponding path program 4 times [2022-03-01 17:00:52,697 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:52,697 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387290029] [2022-03-01 17:00:52,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:52,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:52,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:52,910 INFO 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 17:00:52,910 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:52,910 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387290029] [2022-03-01 17:00:52,910 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387290029] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:52,910 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:52,910 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:00:52,910 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035961839] [2022-03-01 17:00:52,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:52,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:00:52,910 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:52,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:00:52,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:00:52,911 INFO L87 Difference]: Start difference. First operand 11848 states and 23524 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:00:55,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:55,009 INFO L93 Difference]: Finished difference Result 22195 states and 44076 transitions. [2022-03-01 17:00:55,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 17:00:55,020 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:00:55,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:55,059 INFO L225 Difference]: With dead ends: 22195 [2022-03-01 17:00:55,059 INFO L226 Difference]: Without dead ends: 22195 [2022-03-01 17:00:55,059 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=349, Invalid=1133, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:00:55,060 INFO L933 BasicCegarLoop]: 873 mSDtfsCounter, 2001 mSDsluCounter, 5779 mSDsCounter, 0 mSdLazyCounter, 3944 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2001 SdHoareTripleChecker+Valid, 6647 SdHoareTripleChecker+Invalid, 4052 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 3944 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:55,060 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2001 Valid, 6647 Invalid, 4052 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 3944 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:00:55,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22195 states. [2022-03-01 17:00:55,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22195 to 11848. [2022-03-01 17:00:55,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11848 states, 11769 states have (on average 1.99881043419152) internal successors, (23524), 11847 states have internal predecessors, (23524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:55,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 23524 transitions. [2022-03-01 17:00:55,280 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 23524 transitions. Word has length 104 [2022-03-01 17:00:55,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:55,280 INFO L470 AbstractCegarLoop]: Abstraction has 11848 states and 23524 transitions. [2022-03-01 17:00:55,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:00:55,280 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 23524 transitions. [2022-03-01 17:00:55,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:00:55,281 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:55,281 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:55,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-01 17:00:55,282 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:00:55,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:55,282 INFO L85 PathProgramCache]: Analyzing trace with hash 949704159, now seen corresponding path program 5 times [2022-03-01 17:00:55,282 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:55,282 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441807858] [2022-03-01 17:00:55,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:55,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:55,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:55,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:55,431 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:55,431 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441807858] [2022-03-01 17:00:55,431 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [441807858] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:55,431 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:55,431 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:00:55,431 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253967801] [2022-03-01 17:00:55,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:55,431 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:00:55,431 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:55,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:00:55,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:00:55,432 INFO L87 Difference]: Start difference. First operand 11848 states and 23524 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:00:57,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:57,246 INFO L93 Difference]: Finished difference Result 22237 states and 44160 transitions. [2022-03-01 17:00:57,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 17:00:57,246 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:00:57,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:57,282 INFO L225 Difference]: With dead ends: 22237 [2022-03-01 17:00:57,282 INFO L226 Difference]: Without dead ends: 22237 [2022-03-01 17:00:57,283 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 522 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=618, Invalid=1832, Unknown=0, NotChecked=0, Total=2450 [2022-03-01 17:00:57,284 INFO L933 BasicCegarLoop]: 882 mSDtfsCounter, 2368 mSDsluCounter, 4323 mSDsCounter, 0 mSdLazyCounter, 2370 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2368 SdHoareTripleChecker+Valid, 5200 SdHoareTripleChecker+Invalid, 2531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 2370 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:57,284 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2368 Valid, 5200 Invalid, 2531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 2370 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 17:00:57,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22237 states. [2022-03-01 17:00:57,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22237 to 11877. [2022-03-01 17:00:57,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11877 states, 11798 states have (on average 1.9988981183251397) internal successors, (23583), 11876 states have internal predecessors, (23583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:57,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11877 states to 11877 states and 23583 transitions. [2022-03-01 17:00:57,487 INFO L78 Accepts]: Start accepts. Automaton has 11877 states and 23583 transitions. Word has length 104 [2022-03-01 17:00:57,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:57,487 INFO L470 AbstractCegarLoop]: Abstraction has 11877 states and 23583 transitions. [2022-03-01 17:00:57,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:00:57,487 INFO L276 IsEmpty]: Start isEmpty. Operand 11877 states and 23583 transitions. [2022-03-01 17:00:57,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:00:57,489 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:57,489 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:57,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-01 17:00:57,489 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:00:57,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:57,490 INFO L85 PathProgramCache]: Analyzing trace with hash -1138274621, now seen corresponding path program 1 times [2022-03-01 17:00:57,490 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:57,490 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640587957] [2022-03-01 17:00:57,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:57,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:57,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:57,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:57,658 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:57,658 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640587957] [2022-03-01 17:00:57,658 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640587957] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:57,658 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:57,658 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:00:57,658 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562612418] [2022-03-01 17:00:57,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:57,658 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:00:57,658 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:57,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:00:57,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:00:57,659 INFO L87 Difference]: Start difference. First operand 11877 states and 23583 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:00,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:00,100 INFO L93 Difference]: Finished difference Result 22012 states and 43712 transitions. [2022-03-01 17:01:00,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-01 17:01:00,113 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:00,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:00,152 INFO L225 Difference]: With dead ends: 22012 [2022-03-01 17:01:00,152 INFO L226 Difference]: Without dead ends: 22012 [2022-03-01 17:01:00,154 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 661 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=465, Invalid=1985, Unknown=0, NotChecked=0, Total=2450 [2022-03-01 17:01:00,155 INFO L933 BasicCegarLoop]: 1080 mSDtfsCounter, 2659 mSDsluCounter, 6993 mSDsCounter, 0 mSdLazyCounter, 4075 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2659 SdHoareTripleChecker+Valid, 8069 SdHoareTripleChecker+Invalid, 4155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 4075 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:00,155 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2659 Valid, 8069 Invalid, 4155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 4075 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:01:00,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22012 states. [2022-03-01 17:01:00,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22012 to 12035. [2022-03-01 17:01:00,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12035 states, 11956 states have (on average 1.9989963198394112) internal successors, (23900), 12034 states have internal predecessors, (23900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:00,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12035 states to 12035 states and 23900 transitions. [2022-03-01 17:01:00,394 INFO L78 Accepts]: Start accepts. Automaton has 12035 states and 23900 transitions. Word has length 104 [2022-03-01 17:01:00,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:00,394 INFO L470 AbstractCegarLoop]: Abstraction has 12035 states and 23900 transitions. [2022-03-01 17:01:00,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:00,394 INFO L276 IsEmpty]: Start isEmpty. Operand 12035 states and 23900 transitions. [2022-03-01 17:01:00,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:00,396 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:00,396 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:01:00,396 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-01 17:01:00,396 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:00,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:00,397 INFO L85 PathProgramCache]: Analyzing trace with hash -285114265, now seen corresponding path program 6 times [2022-03-01 17:01:00,397 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:00,397 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447529034] [2022-03-01 17:01:00,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:00,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:00,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:00,565 INFO 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 17:01:00,565 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:00,565 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447529034] [2022-03-01 17:01:00,565 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447529034] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:00,565 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:00,565 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:00,565 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248395751] [2022-03-01 17:01:00,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:00,566 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:00,566 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:00,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:00,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:00,566 INFO L87 Difference]: Start difference. First operand 12035 states and 23900 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:02,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:02,699 INFO L93 Difference]: Finished difference Result 21824 states and 43334 transitions. [2022-03-01 17:01:02,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 17:01:02,700 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:02,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:02,736 INFO L225 Difference]: With dead ends: 21824 [2022-03-01 17:01:02,736 INFO L226 Difference]: Without dead ends: 21824 [2022-03-01 17:01:02,737 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 789 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=703, Invalid=2377, Unknown=0, NotChecked=0, Total=3080 [2022-03-01 17:01:02,738 INFO L933 BasicCegarLoop]: 1037 mSDtfsCounter, 2838 mSDsluCounter, 6375 mSDsCounter, 0 mSdLazyCounter, 3119 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2838 SdHoareTripleChecker+Valid, 7407 SdHoareTripleChecker+Invalid, 3257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 3119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:02,738 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2838 Valid, 7407 Invalid, 3257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 3119 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:01:02,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21824 states. [2022-03-01 17:01:03,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21824 to 11982. [2022-03-01 17:01:03,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11982 states, 11903 states have (on average 1.9986558010585567) internal successors, (23790), 11981 states have internal predecessors, (23790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:03,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11982 states to 11982 states and 23790 transitions. [2022-03-01 17:01:03,034 INFO L78 Accepts]: Start accepts. Automaton has 11982 states and 23790 transitions. Word has length 104 [2022-03-01 17:01:03,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:03,034 INFO L470 AbstractCegarLoop]: Abstraction has 11982 states and 23790 transitions. [2022-03-01 17:01:03,034 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:03,034 INFO L276 IsEmpty]: Start isEmpty. Operand 11982 states and 23790 transitions. [2022-03-01 17:01:03,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:03,036 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:03,036 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:01:03,036 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-01 17:01:03,036 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:03,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:03,037 INFO L85 PathProgramCache]: Analyzing trace with hash -1789930455, now seen corresponding path program 7 times [2022-03-01 17:01:03,037 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:03,037 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167712897] [2022-03-01 17:01:03,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:03,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:03,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:03,230 INFO 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 17:01:03,230 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:03,230 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167712897] [2022-03-01 17:01:03,230 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167712897] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:03,230 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:03,231 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:03,231 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794621323] [2022-03-01 17:01:03,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:03,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:03,231 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:03,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:03,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:03,232 INFO L87 Difference]: Start difference. First operand 11982 states and 23790 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:05,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:05,334 INFO L93 Difference]: Finished difference Result 22960 states and 45626 transitions. [2022-03-01 17:01:05,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-01 17:01:05,334 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:05,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:05,370 INFO L225 Difference]: With dead ends: 22960 [2022-03-01 17:01:05,371 INFO L226 Difference]: Without dead ends: 22960 [2022-03-01 17:01:05,371 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 341 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=349, Invalid=1211, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 17:01:05,372 INFO L933 BasicCegarLoop]: 1003 mSDtfsCounter, 1590 mSDsluCounter, 6025 mSDsCounter, 0 mSdLazyCounter, 3860 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1590 SdHoareTripleChecker+Valid, 7024 SdHoareTripleChecker+Invalid, 3947 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 3860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:05,372 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1590 Valid, 7024 Invalid, 3947 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 3860 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:01:05,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22960 states. [2022-03-01 17:01:05,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22960 to 12090. [2022-03-01 17:01:05,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12090 states, 12011 states have (on average 1.9986678877695445) internal successors, (24006), 12089 states have internal predecessors, (24006), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:05,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12090 states to 12090 states and 24006 transitions. [2022-03-01 17:01:05,619 INFO L78 Accepts]: Start accepts. Automaton has 12090 states and 24006 transitions. Word has length 104 [2022-03-01 17:01:05,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:05,620 INFO L470 AbstractCegarLoop]: Abstraction has 12090 states and 24006 transitions. [2022-03-01 17:01:05,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:05,620 INFO L276 IsEmpty]: Start isEmpty. Operand 12090 states and 24006 transitions. [2022-03-01 17:01:05,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:05,638 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:05,638 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:01:05,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-01 17:01:05,638 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:05,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:05,639 INFO L85 PathProgramCache]: Analyzing trace with hash -757685789, now seen corresponding path program 8 times [2022-03-01 17:01:05,639 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:05,639 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394904197] [2022-03-01 17:01:05,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:05,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:05,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:05,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:01:05,814 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:05,814 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394904197] [2022-03-01 17:01:05,814 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394904197] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:05,814 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:05,814 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:05,815 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078499493] [2022-03-01 17:01:05,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:05,815 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:05,815 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:05,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:05,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:05,815 INFO L87 Difference]: Start difference. First operand 12090 states and 24006 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:08,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:08,237 INFO L93 Difference]: Finished difference Result 22954 states and 45618 transitions. [2022-03-01 17:01:08,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-01 17:01:08,237 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:08,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:08,275 INFO L225 Difference]: With dead ends: 22954 [2022-03-01 17:01:08,275 INFO L226 Difference]: Without dead ends: 22954 [2022-03-01 17:01:08,277 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 387 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=376, Invalid=1346, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 17:01:08,278 INFO L933 BasicCegarLoop]: 1000 mSDtfsCounter, 1614 mSDsluCounter, 7264 mSDsCounter, 0 mSdLazyCounter, 5402 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1614 SdHoareTripleChecker+Valid, 8260 SdHoareTripleChecker+Invalid, 5505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 5402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:08,278 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1614 Valid, 8260 Invalid, 5505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 5402 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:01:08,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22954 states. [2022-03-01 17:01:08,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22954 to 12104. [2022-03-01 17:01:08,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12104 states, 12025 states have (on average 1.9987525987525987) internal successors, (24035), 12103 states have internal predecessors, (24035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:08,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12104 states to 12104 states and 24035 transitions. [2022-03-01 17:01:08,536 INFO L78 Accepts]: Start accepts. Automaton has 12104 states and 24035 transitions. Word has length 104 [2022-03-01 17:01:08,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:08,536 INFO L470 AbstractCegarLoop]: Abstraction has 12104 states and 24035 transitions. [2022-03-01 17:01:08,537 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:08,544 INFO L276 IsEmpty]: Start isEmpty. Operand 12104 states and 24035 transitions. [2022-03-01 17:01:08,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:08,567 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:08,567 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:01:08,568 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-01 17:01:08,568 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:08,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:08,568 INFO L85 PathProgramCache]: Analyzing trace with hash 433041449, now seen corresponding path program 9 times [2022-03-01 17:01:08,568 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:08,568 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830866048] [2022-03-01 17:01:08,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:08,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:08,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:08,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:01:08,780 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:08,780 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830866048] [2022-03-01 17:01:08,780 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830866048] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:08,780 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:08,780 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:08,780 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229985403] [2022-03-01 17:01:08,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:08,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:08,780 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:08,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:08,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:08,781 INFO L87 Difference]: Start difference. First operand 12104 states and 24035 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:10,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:10,639 INFO L93 Difference]: Finished difference Result 23129 states and 45968 transitions. [2022-03-01 17:01:10,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-01 17:01:10,639 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:10,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:10,675 INFO L225 Difference]: With dead ends: 23129 [2022-03-01 17:01:10,675 INFO L226 Difference]: Without dead ends: 23129 [2022-03-01 17:01:10,676 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 365 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=342, Invalid=1298, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 17:01:10,679 INFO L933 BasicCegarLoop]: 1001 mSDtfsCounter, 1557 mSDsluCounter, 5913 mSDsCounter, 0 mSdLazyCounter, 3702 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1557 SdHoareTripleChecker+Valid, 6910 SdHoareTripleChecker+Invalid, 3823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 3702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:10,679 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1557 Valid, 6910 Invalid, 3823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 3702 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:01:10,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23129 states. [2022-03-01 17:01:10,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23129 to 12118. [2022-03-01 17:01:10,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12118 states, 12039 states have (on average 1.998837112717003) internal successors, (24064), 12117 states have internal predecessors, (24064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:10,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12118 states to 12118 states and 24064 transitions. [2022-03-01 17:01:10,886 INFO L78 Accepts]: Start accepts. Automaton has 12118 states and 24064 transitions. Word has length 104 [2022-03-01 17:01:10,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:10,886 INFO L470 AbstractCegarLoop]: Abstraction has 12118 states and 24064 transitions. [2022-03-01 17:01:10,886 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:10,886 INFO L276 IsEmpty]: Start isEmpty. Operand 12118 states and 24064 transitions. [2022-03-01 17:01:10,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:10,888 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:10,888 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:01:10,888 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-01 17:01:10,888 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:10,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:10,888 INFO L85 PathProgramCache]: Analyzing trace with hash -1820077529, now seen corresponding path program 10 times [2022-03-01 17:01:10,888 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:10,888 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608376247] [2022-03-01 17:01:10,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:10,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:10,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:11,062 INFO 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 17:01:11,062 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:11,062 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608376247] [2022-03-01 17:01:11,062 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608376247] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:11,062 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:11,063 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:11,063 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960942257] [2022-03-01 17:01:11,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:11,063 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:11,063 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:11,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:11,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:11,064 INFO L87 Difference]: Start difference. First operand 12118 states and 24064 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:13,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:13,168 INFO L93 Difference]: Finished difference Result 23044 states and 45798 transitions. [2022-03-01 17:01:13,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-01 17:01:13,169 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:13,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:13,217 INFO L225 Difference]: With dead ends: 23044 [2022-03-01 17:01:13,217 INFO L226 Difference]: Without dead ends: 23044 [2022-03-01 17:01:13,218 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 364 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=343, Invalid=1297, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 17:01:13,221 INFO L933 BasicCegarLoop]: 1008 mSDtfsCounter, 1517 mSDsluCounter, 5951 mSDsCounter, 0 mSdLazyCounter, 3802 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1517 SdHoareTripleChecker+Valid, 6955 SdHoareTripleChecker+Invalid, 3901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 3802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:13,221 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1517 Valid, 6955 Invalid, 3901 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 3802 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:01:13,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23044 states. [2022-03-01 17:01:13,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23044 to 12118. [2022-03-01 17:01:13,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12118 states, 12039 states have (on average 1.998837112717003) internal successors, (24064), 12117 states have internal predecessors, (24064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:13,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12118 states to 12118 states and 24064 transitions. [2022-03-01 17:01:13,486 INFO L78 Accepts]: Start accepts. Automaton has 12118 states and 24064 transitions. Word has length 104 [2022-03-01 17:01:13,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:13,486 INFO L470 AbstractCegarLoop]: Abstraction has 12118 states and 24064 transitions. [2022-03-01 17:01:13,486 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:13,486 INFO L276 IsEmpty]: Start isEmpty. Operand 12118 states and 24064 transitions. [2022-03-01 17:01:13,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:13,488 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:13,488 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:01:13,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-01 17:01:13,488 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:13,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:13,489 INFO L85 PathProgramCache]: Analyzing trace with hash -1451431585, now seen corresponding path program 11 times [2022-03-01 17:01:13,489 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:13,489 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845925530] [2022-03-01 17:01:13,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:13,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:13,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:13,640 INFO 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 17:01:13,640 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:13,640 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845925530] [2022-03-01 17:01:13,640 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845925530] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:13,640 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:13,641 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:13,641 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707504148] [2022-03-01 17:01:13,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:13,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:13,641 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:13,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:13,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:13,641 INFO L87 Difference]: Start difference. First operand 12118 states and 24064 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:15,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:15,888 INFO L93 Difference]: Finished difference Result 23265 states and 46236 transitions. [2022-03-01 17:01:15,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 17:01:15,888 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:15,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:15,938 INFO L225 Difference]: With dead ends: 23265 [2022-03-01 17:01:15,938 INFO L226 Difference]: Without dead ends: 23265 [2022-03-01 17:01:15,939 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 688 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=661, Invalid=2309, Unknown=0, NotChecked=0, Total=2970 [2022-03-01 17:01:15,940 INFO L933 BasicCegarLoop]: 1152 mSDtfsCounter, 1616 mSDsluCounter, 6056 mSDsCounter, 0 mSdLazyCounter, 3838 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1616 SdHoareTripleChecker+Valid, 7204 SdHoareTripleChecker+Invalid, 3982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 3838 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:15,940 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1616 Valid, 7204 Invalid, 3982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 3838 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:01:15,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23265 states. [2022-03-01 17:01:16,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23265 to 12136. [2022-03-01 17:01:16,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12136 states, 12057 states have (on average 1.9989217881728456) internal successors, (24101), 12135 states have internal predecessors, (24101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:16,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12136 states to 12136 states and 24101 transitions. [2022-03-01 17:01:16,178 INFO L78 Accepts]: Start accepts. Automaton has 12136 states and 24101 transitions. Word has length 104 [2022-03-01 17:01:16,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:16,178 INFO L470 AbstractCegarLoop]: Abstraction has 12136 states and 24101 transitions. [2022-03-01 17:01:16,179 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:16,179 INFO L276 IsEmpty]: Start isEmpty. Operand 12136 states and 24101 transitions. [2022-03-01 17:01:16,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:16,180 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:16,180 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:01:16,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-01 17:01:16,181 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:16,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:16,181 INFO L85 PathProgramCache]: Analyzing trace with hash 755556931, now seen corresponding path program 2 times [2022-03-01 17:01:16,181 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:16,181 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636691426] [2022-03-01 17:01:16,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:16,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:16,344 INFO 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 17:01:16,344 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:16,344 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636691426] [2022-03-01 17:01:16,344 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636691426] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:16,345 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:16,345 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:16,345 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923147509] [2022-03-01 17:01:16,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:16,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:16,346 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:16,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:16,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:16,346 INFO L87 Difference]: Start difference. First operand 12136 states and 24101 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:18,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:18,278 INFO L93 Difference]: Finished difference Result 22861 states and 45434 transitions. [2022-03-01 17:01:18,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 17:01:18,278 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:18,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:18,323 INFO L225 Difference]: With dead ends: 22861 [2022-03-01 17:01:18,323 INFO L226 Difference]: Without dead ends: 22861 [2022-03-01 17:01:18,324 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 674 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=426, Invalid=2024, Unknown=0, NotChecked=0, Total=2450 [2022-03-01 17:01:18,324 INFO L933 BasicCegarLoop]: 1191 mSDtfsCounter, 2301 mSDsluCounter, 7618 mSDsCounter, 0 mSdLazyCounter, 3924 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2301 SdHoareTripleChecker+Valid, 8806 SdHoareTripleChecker+Invalid, 4017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 3924 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:18,324 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2301 Valid, 8806 Invalid, 4017 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 3924 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:01:18,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22861 states. [2022-03-01 17:01:18,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22861 to 12124. [2022-03-01 17:01:18,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12124 states, 12045 states have (on average 1.9990037359900374) internal successors, (24078), 12123 states have internal predecessors, (24078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:18,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12124 states to 12124 states and 24078 transitions. [2022-03-01 17:01:18,569 INFO L78 Accepts]: Start accepts. Automaton has 12124 states and 24078 transitions. Word has length 104 [2022-03-01 17:01:18,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:18,569 INFO L470 AbstractCegarLoop]: Abstraction has 12124 states and 24078 transitions. [2022-03-01 17:01:18,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:18,569 INFO L276 IsEmpty]: Start isEmpty. Operand 12124 states and 24078 transitions. [2022-03-01 17:01:18,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:18,570 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:18,577 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:01:18,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-01 17:01:18,577 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:18,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:18,578 INFO L85 PathProgramCache]: Analyzing trace with hash 1608717287, now seen corresponding path program 12 times [2022-03-01 17:01:18,578 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:18,578 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715028445] [2022-03-01 17:01:18,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:18,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:18,771 INFO 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 17:01:18,771 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:18,771 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715028445] [2022-03-01 17:01:18,771 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715028445] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:18,772 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:18,772 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:18,772 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177704221] [2022-03-01 17:01:18,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:18,772 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:18,772 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:18,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:18,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:18,772 INFO L87 Difference]: Start difference. First operand 12124 states and 24078 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:21,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:21,118 INFO L93 Difference]: Finished difference Result 22852 states and 45410 transitions. [2022-03-01 17:01:21,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 17:01:21,118 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:21,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:21,157 INFO L225 Difference]: With dead ends: 22852 [2022-03-01 17:01:21,157 INFO L226 Difference]: Without dead ends: 22852 [2022-03-01 17:01:21,158 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 987 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=736, Invalid=2924, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 17:01:21,160 INFO L933 BasicCegarLoop]: 1308 mSDtfsCounter, 2192 mSDsluCounter, 8879 mSDsCounter, 0 mSdLazyCounter, 5757 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2192 SdHoareTripleChecker+Valid, 10181 SdHoareTripleChecker+Invalid, 5876 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 5757 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:21,161 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2192 Valid, 10181 Invalid, 5876 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 5757 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 17:01:21,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22852 states. [2022-03-01 17:01:21,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22852 to 11984. [2022-03-01 17:01:21,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11984 states, 11905 states have (on average 1.9986560268794624) internal successors, (23794), 11983 states have internal predecessors, (23794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:21,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11984 states to 11984 states and 23794 transitions. [2022-03-01 17:01:21,404 INFO L78 Accepts]: Start accepts. Automaton has 11984 states and 23794 transitions. Word has length 104 [2022-03-01 17:01:21,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:21,404 INFO L470 AbstractCegarLoop]: Abstraction has 11984 states and 23794 transitions. [2022-03-01 17:01:21,404 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:21,404 INFO L276 IsEmpty]: Start isEmpty. Operand 11984 states and 23794 transitions. [2022-03-01 17:01:21,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:21,406 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:21,406 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:01:21,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-01 17:01:21,406 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:21,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:21,406 INFO L85 PathProgramCache]: Analyzing trace with hash 950418257, now seen corresponding path program 13 times [2022-03-01 17:01:21,406 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:21,406 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454222697] [2022-03-01 17:01:21,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:21,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:21,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:21,658 INFO 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 17:01:21,658 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:21,658 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454222697] [2022-03-01 17:01:21,658 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454222697] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:21,658 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:21,658 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:21,658 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672577459] [2022-03-01 17:01:21,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:21,658 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:21,659 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:21,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:21,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:21,659 INFO L87 Difference]: Start difference. First operand 11984 states and 23794 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:23,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:23,357 INFO L93 Difference]: Finished difference Result 32329 states and 64223 transitions. [2022-03-01 17:01:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-01 17:01:23,357 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:23,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:23,425 INFO L225 Difference]: With dead ends: 32329 [2022-03-01 17:01:23,425 INFO L226 Difference]: Without dead ends: 32329 [2022-03-01 17:01:23,426 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 475 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=433, Invalid=1459, Unknown=0, NotChecked=0, Total=1892 [2022-03-01 17:01:23,426 INFO L933 BasicCegarLoop]: 1000 mSDtfsCounter, 2237 mSDsluCounter, 5132 mSDsCounter, 0 mSdLazyCounter, 2855 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2237 SdHoareTripleChecker+Valid, 6128 SdHoareTripleChecker+Invalid, 2961 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 2855 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:23,427 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2237 Valid, 6128 Invalid, 2961 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 2855 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 17:01:23,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32329 states. [2022-03-01 17:01:23,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32329 to 12226. [2022-03-01 17:01:23,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12226 states, 12147 states have (on average 1.999341401169013) internal successors, (24286), 12225 states have internal predecessors, (24286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:23,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12226 states to 12226 states and 24286 transitions. [2022-03-01 17:01:23,735 INFO L78 Accepts]: Start accepts. Automaton has 12226 states and 24286 transitions. Word has length 104 [2022-03-01 17:01:23,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:23,735 INFO L470 AbstractCegarLoop]: Abstraction has 12226 states and 24286 transitions. [2022-03-01 17:01:23,735 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:23,736 INFO L276 IsEmpty]: Start isEmpty. Operand 12226 states and 24286 transitions. [2022-03-01 17:01:23,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:23,738 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:23,738 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:01:23,738 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-01 17:01:23,738 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:23,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:23,739 INFO L85 PathProgramCache]: Analyzing trace with hash 1982662923, now seen corresponding path program 14 times [2022-03-01 17:01:23,739 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:23,739 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523493480] [2022-03-01 17:01:23,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:23,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:23,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:23,938 INFO 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 17:01:23,938 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:23,938 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523493480] [2022-03-01 17:01:23,938 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523493480] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:23,939 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:23,939 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:23,939 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013883988] [2022-03-01 17:01:23,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:23,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:23,939 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:23,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:23,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:23,940 INFO L87 Difference]: Start difference. First operand 12226 states and 24286 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:26,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:26,295 INFO L93 Difference]: Finished difference Result 32323 states and 64215 transitions. [2022-03-01 17:01:26,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-01 17:01:26,296 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:26,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:26,354 INFO L225 Difference]: With dead ends: 32323 [2022-03-01 17:01:26,354 INFO L226 Difference]: Without dead ends: 32323 [2022-03-01 17:01:26,356 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 531 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=468, Invalid=1602, Unknown=0, NotChecked=0, Total=2070 [2022-03-01 17:01:26,356 INFO L933 BasicCegarLoop]: 997 mSDtfsCounter, 2188 mSDsluCounter, 6461 mSDsCounter, 0 mSdLazyCounter, 4685 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2188 SdHoareTripleChecker+Valid, 7454 SdHoareTripleChecker+Invalid, 4780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 4685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:26,357 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2188 Valid, 7454 Invalid, 4780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 4685 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:01:26,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32323 states. [2022-03-01 17:01:26,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32323 to 12240. [2022-03-01 17:01:26,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12240 states, 12161 states have (on average 1.9994243894416577) internal successors, (24315), 12239 states have internal predecessors, (24315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:26,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12240 states to 12240 states and 24315 transitions. [2022-03-01 17:01:26,642 INFO L78 Accepts]: Start accepts. Automaton has 12240 states and 24315 transitions. Word has length 104 [2022-03-01 17:01:26,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:26,643 INFO L470 AbstractCegarLoop]: Abstraction has 12240 states and 24315 transitions. [2022-03-01 17:01:26,643 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:26,643 INFO L276 IsEmpty]: Start isEmpty. Operand 12240 states and 24315 transitions. [2022-03-01 17:01:26,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:26,644 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:26,644 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:01:26,645 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-01 17:01:26,645 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:26,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:26,645 INFO L85 PathProgramCache]: Analyzing trace with hash -1121577135, now seen corresponding path program 15 times [2022-03-01 17:01:26,645 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:26,646 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106569152] [2022-03-01 17:01:26,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:26,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:26,865 INFO 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 17:01:26,865 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:26,865 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106569152] [2022-03-01 17:01:26,866 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106569152] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:26,866 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:26,866 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:26,866 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750328899] [2022-03-01 17:01:26,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:26,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:26,866 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:26,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:26,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:26,867 INFO L87 Difference]: Start difference. First operand 12240 states and 24315 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:29,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:29,117 INFO L93 Difference]: Finished difference Result 32498 states and 64565 transitions. [2022-03-01 17:01:29,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-01 17:01:29,117 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:29,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:29,190 INFO L225 Difference]: With dead ends: 32498 [2022-03-01 17:01:29,190 INFO L226 Difference]: Without dead ends: 32498 [2022-03-01 17:01:29,191 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 501 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=431, Invalid=1549, Unknown=0, NotChecked=0, Total=1980 [2022-03-01 17:01:29,191 INFO L933 BasicCegarLoop]: 995 mSDtfsCounter, 2129 mSDsluCounter, 5661 mSDsCounter, 0 mSdLazyCounter, 3563 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2129 SdHoareTripleChecker+Valid, 6652 SdHoareTripleChecker+Invalid, 3683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 3563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:29,192 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2129 Valid, 6652 Invalid, 3683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 3563 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:01:29,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32498 states. [2022-03-01 17:01:29,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32498 to 12254. [2022-03-01 17:01:29,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12254 states, 12175 states have (on average 1.9995071868583163) internal successors, (24344), 12253 states have internal predecessors, (24344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:29,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12254 states to 12254 states and 24344 transitions. [2022-03-01 17:01:29,511 INFO L78 Accepts]: Start accepts. Automaton has 12254 states and 24344 transitions. Word has length 104 [2022-03-01 17:01:29,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:29,511 INFO L470 AbstractCegarLoop]: Abstraction has 12254 states and 24344 transitions. [2022-03-01 17:01:29,511 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:29,512 INFO L276 IsEmpty]: Start isEmpty. Operand 12254 states and 24344 transitions. [2022-03-01 17:01:29,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:29,513 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:29,513 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:01:29,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-01 17:01:29,513 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:29,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:29,513 INFO L85 PathProgramCache]: Analyzing trace with hash 920271183, now seen corresponding path program 16 times [2022-03-01 17:01:29,513 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:29,514 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237164478] [2022-03-01 17:01:29,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:29,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:29,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:29,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:01:29,747 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:29,747 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237164478] [2022-03-01 17:01:29,747 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237164478] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:29,747 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:29,747 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:29,747 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169357228] [2022-03-01 17:01:29,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:29,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:29,748 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:29,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:29,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:29,748 INFO L87 Difference]: Start difference. First operand 12254 states and 24344 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:32,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:32,389 INFO L93 Difference]: Finished difference Result 32413 states and 64395 transitions. [2022-03-01 17:01:32,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-01 17:01:32,390 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:32,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:32,449 INFO L225 Difference]: With dead ends: 32413 [2022-03-01 17:01:32,449 INFO L226 Difference]: Without dead ends: 32413 [2022-03-01 17:01:32,452 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 500 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=432, Invalid=1548, Unknown=0, NotChecked=0, Total=1980 [2022-03-01 17:01:32,452 INFO L933 BasicCegarLoop]: 1002 mSDtfsCounter, 2100 mSDsluCounter, 6502 mSDsCounter, 0 mSdLazyCounter, 4581 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2100 SdHoareTripleChecker+Valid, 7500 SdHoareTripleChecker+Invalid, 4680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 4581 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:32,452 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2100 Valid, 7500 Invalid, 4680 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 4581 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:01:32,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32413 states. [2022-03-01 17:01:32,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32413 to 12254. [2022-03-01 17:01:32,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12254 states, 12175 states have (on average 1.9995071868583163) internal successors, (24344), 12253 states have internal predecessors, (24344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:32,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12254 states to 12254 states and 24344 transitions. [2022-03-01 17:01:32,854 INFO L78 Accepts]: Start accepts. Automaton has 12254 states and 24344 transitions. Word has length 104 [2022-03-01 17:01:32,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:32,854 INFO L470 AbstractCegarLoop]: Abstraction has 12254 states and 24344 transitions. [2022-03-01 17:01:32,854 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:32,854 INFO L276 IsEmpty]: Start isEmpty. Operand 12254 states and 24344 transitions. [2022-03-01 17:01:32,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:32,856 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:32,856 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:01:32,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-01 17:01:32,856 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:32,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:32,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1288917127, now seen corresponding path program 17 times [2022-03-01 17:01:32,857 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:32,857 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557825525] [2022-03-01 17:01:32,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:32,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:32,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:33,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:01:33,009 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:33,009 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557825525] [2022-03-01 17:01:33,009 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557825525] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:33,009 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:33,009 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:33,009 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621586988] [2022-03-01 17:01:33,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:33,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:33,010 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:33,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:33,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:33,010 INFO L87 Difference]: Start difference. First operand 12254 states and 24344 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:36,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:36,067 INFO L93 Difference]: Finished difference Result 32658 states and 64881 transitions. [2022-03-01 17:01:36,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-01 17:01:36,068 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:36,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:36,127 INFO L225 Difference]: With dead ends: 32658 [2022-03-01 17:01:36,127 INFO L226 Difference]: Without dead ends: 32658 [2022-03-01 17:01:36,128 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 988 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=868, Invalid=2914, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 17:01:36,129 INFO L933 BasicCegarLoop]: 1129 mSDtfsCounter, 2359 mSDsluCounter, 7015 mSDsCounter, 0 mSdLazyCounter, 5628 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2359 SdHoareTripleChecker+Valid, 8139 SdHoareTripleChecker+Invalid, 5768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 5628 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:36,129 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2359 Valid, 8139 Invalid, 5768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 5628 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-01 17:01:36,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32658 states. [2022-03-01 17:01:36,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32658 to 12268. [2022-03-01 17:01:36,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12268 states, 12189 states have (on average 1.9995897940766265) internal successors, (24373), 12267 states have internal predecessors, (24373), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:36,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12268 states to 12268 states and 24373 transitions. [2022-03-01 17:01:36,429 INFO L78 Accepts]: Start accepts. Automaton has 12268 states and 24373 transitions. Word has length 104 [2022-03-01 17:01:36,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:36,429 INFO L470 AbstractCegarLoop]: Abstraction has 12268 states and 24373 transitions. [2022-03-01 17:01:36,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:36,429 INFO L276 IsEmpty]: Start isEmpty. Operand 12268 states and 24373 transitions. [2022-03-01 17:01:36,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:36,431 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:36,431 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:01:36,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-01 17:01:36,431 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:36,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:36,431 INFO L85 PathProgramCache]: Analyzing trace with hash -799061653, now seen corresponding path program 3 times [2022-03-01 17:01:36,431 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:36,431 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298958985] [2022-03-01 17:01:36,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:36,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:36,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:36,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:01:36,607 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:36,607 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298958985] [2022-03-01 17:01:36,607 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298958985] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:36,607 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:36,607 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:36,608 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130763709] [2022-03-01 17:01:36,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:36,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:36,608 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:36,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:36,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:36,609 INFO L87 Difference]: Start difference. First operand 12268 states and 24373 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:39,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:39,296 INFO L93 Difference]: Finished difference Result 42363 states and 84184 transitions. [2022-03-01 17:01:39,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-01 17:01:39,297 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:39,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:39,361 INFO L225 Difference]: With dead ends: 42363 [2022-03-01 17:01:39,361 INFO L226 Difference]: Without dead ends: 42363 [2022-03-01 17:01:39,362 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1058 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=590, Invalid=2832, Unknown=0, NotChecked=0, Total=3422 [2022-03-01 17:01:39,362 INFO L933 BasicCegarLoop]: 1188 mSDtfsCounter, 3125 mSDsluCounter, 7689 mSDsCounter, 0 mSdLazyCounter, 4455 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3125 SdHoareTripleChecker+Valid, 8874 SdHoareTripleChecker+Invalid, 4540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 4455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:39,362 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3125 Valid, 8874 Invalid, 4540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 4455 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:01:39,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42363 states. [2022-03-01 17:01:39,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42363 to 12300. [2022-03-01 17:01:39,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12300 states, 12221 states have (on average 1.9996726945421814) internal successors, (24438), 12299 states have internal predecessors, (24438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:39,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12300 states to 12300 states and 24438 transitions. [2022-03-01 17:01:39,677 INFO L78 Accepts]: Start accepts. Automaton has 12300 states and 24438 transitions. Word has length 104 [2022-03-01 17:01:39,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:39,677 INFO L470 AbstractCegarLoop]: Abstraction has 12300 states and 24438 transitions. [2022-03-01 17:01:39,677 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:39,677 INFO L276 IsEmpty]: Start isEmpty. Operand 12300 states and 24438 transitions. [2022-03-01 17:01:39,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:39,678 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:39,679 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:01:39,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-01 17:01:39,680 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:39,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:39,680 INFO L85 PathProgramCache]: Analyzing trace with hash 54098703, now seen corresponding path program 18 times [2022-03-01 17:01:39,680 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:39,695 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811917814] [2022-03-01 17:01:39,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:39,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:39,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:39,898 INFO 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 17:01:39,899 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:39,899 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811917814] [2022-03-01 17:01:39,899 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811917814] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:39,899 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:39,899 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:39,899 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127942486] [2022-03-01 17:01:39,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:39,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:39,899 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:39,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:39,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:39,900 INFO L87 Difference]: Start difference. First operand 12300 states and 24438 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:43,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:43,575 INFO L93 Difference]: Finished difference Result 42304 states and 84058 transitions. [2022-03-01 17:01:43,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-01 17:01:43,575 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:43,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:43,648 INFO L225 Difference]: With dead ends: 42304 [2022-03-01 17:01:43,648 INFO L226 Difference]: Without dead ends: 42304 [2022-03-01 17:01:43,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1330 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=961, Invalid=3595, Unknown=0, NotChecked=0, Total=4556 [2022-03-01 17:01:43,650 INFO L933 BasicCegarLoop]: 1284 mSDtfsCounter, 3185 mSDsluCounter, 9461 mSDsCounter, 0 mSdLazyCounter, 7083 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3185 SdHoareTripleChecker+Valid, 10739 SdHoareTripleChecker+Invalid, 7237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 7083 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:43,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3185 Valid, 10739 Invalid, 7237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 7083 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-01 17:01:43,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42304 states. [2022-03-01 17:01:43,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42304 to 12192. [2022-03-01 17:01:43,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12192 states, 12113 states have (on average 1.9993395525468505) internal successors, (24218), 12191 states have internal predecessors, (24218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:43,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12192 states to 12192 states and 24218 transitions. [2022-03-01 17:01:43,969 INFO L78 Accepts]: Start accepts. Automaton has 12192 states and 24218 transitions. Word has length 104 [2022-03-01 17:01:43,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:43,970 INFO L470 AbstractCegarLoop]: Abstraction has 12192 states and 24218 transitions. [2022-03-01 17:01:43,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:43,970 INFO L276 IsEmpty]: Start isEmpty. Operand 12192 states and 24218 transitions. [2022-03-01 17:01:43,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:43,972 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:43,972 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:01:43,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-01 17:01:43,972 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:43,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:43,972 INFO L85 PathProgramCache]: Analyzing trace with hash -165456061, now seen corresponding path program 4 times [2022-03-01 17:01:43,972 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:43,972 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000007457] [2022-03-01 17:01:43,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:43,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:43,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:44,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:01:44,133 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:44,134 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000007457] [2022-03-01 17:01:44,134 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000007457] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:44,134 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:44,134 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:44,134 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211662754] [2022-03-01 17:01:44,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:44,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:44,134 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:44,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:44,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:44,135 INFO L87 Difference]: Start difference. First operand 12192 states and 24218 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:46,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:46,200 INFO L93 Difference]: Finished difference Result 22589 states and 44864 transitions. [2022-03-01 17:01:46,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-01 17:01:46,200 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:46,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:46,232 INFO L225 Difference]: With dead ends: 22589 [2022-03-01 17:01:46,232 INFO L226 Difference]: Without dead ends: 22589 [2022-03-01 17:01:46,233 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 650 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=456, Invalid=1896, Unknown=0, NotChecked=0, Total=2352 [2022-03-01 17:01:46,233 INFO L933 BasicCegarLoop]: 1098 mSDtfsCounter, 2369 mSDsluCounter, 6397 mSDsCounter, 0 mSdLazyCounter, 3428 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2369 SdHoareTripleChecker+Valid, 7492 SdHoareTripleChecker+Invalid, 3521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 3428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:46,234 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2369 Valid, 7492 Invalid, 3521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 3428 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:01:46,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22589 states. [2022-03-01 17:01:46,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22589 to 12212. [2022-03-01 17:01:46,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12212 states, 12133 states have (on average 1.9994230610731063) internal successors, (24259), 12211 states have internal predecessors, (24259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:46,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12212 states to 12212 states and 24259 transitions. [2022-03-01 17:01:46,434 INFO L78 Accepts]: Start accepts. Automaton has 12212 states and 24259 transitions. Word has length 104 [2022-03-01 17:01:46,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:46,434 INFO L470 AbstractCegarLoop]: Abstraction has 12212 states and 24259 transitions. [2022-03-01 17:01:46,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:46,435 INFO L276 IsEmpty]: Start isEmpty. Operand 12212 states and 24259 transitions. [2022-03-01 17:01:46,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:46,436 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:46,436 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:01:46,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-01 17:01:46,436 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:46,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:46,436 INFO L85 PathProgramCache]: Analyzing trace with hash -80627389, now seen corresponding path program 5 times [2022-03-01 17:01:46,436 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:46,436 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401633636] [2022-03-01 17:01:46,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:46,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:46,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:46,604 INFO 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 17:01:46,604 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:46,604 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401633636] [2022-03-01 17:01:46,604 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401633636] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:46,604 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:46,604 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:46,604 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433408419] [2022-03-01 17:01:46,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:46,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:46,605 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:46,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:46,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:46,605 INFO L87 Difference]: Start difference. First operand 12212 states and 24259 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:48,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:48,634 INFO L93 Difference]: Finished difference Result 22690 states and 45066 transitions. [2022-03-01 17:01:48,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-01 17:01:48,634 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:48,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:48,671 INFO L225 Difference]: With dead ends: 22690 [2022-03-01 17:01:48,672 INFO L226 Difference]: Without dead ends: 22690 [2022-03-01 17:01:48,673 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 590 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=409, Invalid=1753, Unknown=0, NotChecked=0, Total=2162 [2022-03-01 17:01:48,673 INFO L933 BasicCegarLoop]: 1049 mSDtfsCounter, 2313 mSDsluCounter, 7187 mSDsCounter, 0 mSdLazyCounter, 4421 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2313 SdHoareTripleChecker+Valid, 8233 SdHoareTripleChecker+Invalid, 4498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 4421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:48,673 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2313 Valid, 8233 Invalid, 4498 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 4421 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:01:48,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22690 states. [2022-03-01 17:01:48,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22690 to 12224. [2022-03-01 17:01:48,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12224 states, 12145 states have (on average 1.9995059695347879) internal successors, (24284), 12223 states have internal predecessors, (24284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:48,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12224 states to 12224 states and 24284 transitions. [2022-03-01 17:01:48,891 INFO L78 Accepts]: Start accepts. Automaton has 12224 states and 24284 transitions. Word has length 104 [2022-03-01 17:01:48,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:48,891 INFO L470 AbstractCegarLoop]: Abstraction has 12224 states and 24284 transitions. [2022-03-01 17:01:48,891 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:48,891 INFO L276 IsEmpty]: Start isEmpty. Operand 12224 states and 24284 transitions. [2022-03-01 17:01:48,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:48,892 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:48,892 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:01:48,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-01 17:01:48,893 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:48,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:48,893 INFO L85 PathProgramCache]: Analyzing trace with hash -1001203355, now seen corresponding path program 6 times [2022-03-01 17:01:48,893 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:48,893 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695717706] [2022-03-01 17:01:48,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:48,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:48,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:49,047 INFO 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 17:01:49,047 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:49,047 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695717706] [2022-03-01 17:01:49,047 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695717706] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:49,047 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:49,047 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:49,047 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70972769] [2022-03-01 17:01:49,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:49,047 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:49,048 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:49,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:49,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:49,048 INFO L87 Difference]: Start difference. First operand 12224 states and 24284 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:51,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:51,133 INFO L93 Difference]: Finished difference Result 22764 states and 45214 transitions. [2022-03-01 17:01:51,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-01 17:01:51,133 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:51,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:51,166 INFO L225 Difference]: With dead ends: 22764 [2022-03-01 17:01:51,167 INFO L226 Difference]: Without dead ends: 22764 [2022-03-01 17:01:51,167 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 527 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=367, Invalid=1613, Unknown=0, NotChecked=0, Total=1980 [2022-03-01 17:01:51,168 INFO L933 BasicCegarLoop]: 1015 mSDtfsCounter, 2270 mSDsluCounter, 6466 mSDsCounter, 0 mSdLazyCounter, 3471 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2270 SdHoareTripleChecker+Valid, 7478 SdHoareTripleChecker+Invalid, 3560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 3471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:51,168 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2270 Valid, 7478 Invalid, 3560 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 3471 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:01:51,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22764 states. [2022-03-01 17:01:51,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22764 to 12236. [2022-03-01 17:01:51,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12236 states, 12157 states have (on average 1.9995887143209674) internal successors, (24309), 12235 states have internal predecessors, (24309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:51,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12236 states to 12236 states and 24309 transitions. [2022-03-01 17:01:51,418 INFO L78 Accepts]: Start accepts. Automaton has 12236 states and 24309 transitions. Word has length 104 [2022-03-01 17:01:51,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:51,418 INFO L470 AbstractCegarLoop]: Abstraction has 12236 states and 24309 transitions. [2022-03-01 17:01:51,418 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:51,418 INFO L276 IsEmpty]: Start isEmpty. Operand 12236 states and 24309 transitions. [2022-03-01 17:01:51,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:51,420 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:51,420 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:01:51,420 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-01 17:01:51,420 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:51,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:51,421 INFO L85 PathProgramCache]: Analyzing trace with hash 2136653729, now seen corresponding path program 7 times [2022-03-01 17:01:51,421 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:51,421 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035559524] [2022-03-01 17:01:51,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:51,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:51,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:51,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:01:51,581 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:51,581 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035559524] [2022-03-01 17:01:51,582 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035559524] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:51,582 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:51,582 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:51,582 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999980332] [2022-03-01 17:01:51,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:51,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:51,582 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:51,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:51,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:51,583 INFO L87 Difference]: Start difference. First operand 12236 states and 24309 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:54,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:54,110 INFO L93 Difference]: Finished difference Result 32341 states and 64254 transitions. [2022-03-01 17:01:54,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-01 17:01:54,111 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:54,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:54,173 INFO L225 Difference]: With dead ends: 32341 [2022-03-01 17:01:54,173 INFO L226 Difference]: Without dead ends: 32341 [2022-03-01 17:01:54,175 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 793 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=521, Invalid=2235, Unknown=0, NotChecked=0, Total=2756 [2022-03-01 17:01:54,175 INFO L933 BasicCegarLoop]: 1196 mSDtfsCounter, 2713 mSDsluCounter, 7699 mSDsCounter, 0 mSdLazyCounter, 4210 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2713 SdHoareTripleChecker+Valid, 8892 SdHoareTripleChecker+Invalid, 4279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 4210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:54,175 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2713 Valid, 8892 Invalid, 4279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 4210 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:01:54,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32341 states. [2022-03-01 17:01:54,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32341 to 12272. [2022-03-01 17:01:54,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12272 states, 12193 states have (on average 1.9996719429180678) internal successors, (24382), 12271 states have internal predecessors, (24382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:54,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12272 states to 12272 states and 24382 transitions. [2022-03-01 17:01:54,466 INFO L78 Accepts]: Start accepts. Automaton has 12272 states and 24382 transitions. Word has length 104 [2022-03-01 17:01:54,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:54,466 INFO L470 AbstractCegarLoop]: Abstraction has 12272 states and 24382 transitions. [2022-03-01 17:01:54,466 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:54,466 INFO L276 IsEmpty]: Start isEmpty. Operand 12272 states and 24382 transitions. [2022-03-01 17:01:54,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:54,468 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:54,468 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:01:54,468 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-01 17:01:54,468 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:54,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:54,469 INFO L85 PathProgramCache]: Analyzing trace with hash -1516032753, now seen corresponding path program 19 times [2022-03-01 17:01:54,469 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:54,469 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225985917] [2022-03-01 17:01:54,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:54,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:54,633 INFO 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 17:01:54,633 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:54,633 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225985917] [2022-03-01 17:01:54,634 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225985917] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:54,634 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:54,634 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:54,634 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367343700] [2022-03-01 17:01:54,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:54,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:54,634 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:54,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:54,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:54,635 INFO L87 Difference]: Start difference. First operand 12272 states and 24382 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:57,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:01:57,306 INFO L93 Difference]: Finished difference Result 32265 states and 64091 transitions. [2022-03-01 17:01:57,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 17:01:57,306 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:01:57,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:01:57,357 INFO L225 Difference]: With dead ends: 32265 [2022-03-01 17:01:57,357 INFO L226 Difference]: Without dead ends: 32265 [2022-03-01 17:01:57,359 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 981 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=771, Invalid=2889, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 17:01:57,359 INFO L933 BasicCegarLoop]: 1263 mSDtfsCounter, 2849 mSDsluCounter, 7786 mSDsCounter, 0 mSdLazyCounter, 4917 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2849 SdHoareTripleChecker+Valid, 9044 SdHoareTripleChecker+Invalid, 5010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 4917 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:01:57,359 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2849 Valid, 9044 Invalid, 5010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 4917 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:01:57,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32265 states. [2022-03-01 17:01:57,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32265 to 12192. [2022-03-01 17:01:57,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12192 states, 12113 states have (on average 1.9993395525468505) internal successors, (24218), 12191 states have internal predecessors, (24218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:01:57,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12192 states to 12192 states and 24218 transitions. [2022-03-01 17:01:57,664 INFO L78 Accepts]: Start accepts. Automaton has 12192 states and 24218 transitions. Word has length 104 [2022-03-01 17:01:57,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:01:57,664 INFO L470 AbstractCegarLoop]: Abstraction has 12192 states and 24218 transitions. [2022-03-01 17:01:57,664 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:01:57,664 INFO L276 IsEmpty]: Start isEmpty. Operand 12192 states and 24218 transitions. [2022-03-01 17:01:57,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:01:57,666 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:01:57,666 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:01:57,666 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-01 17:01:57,666 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:01:57,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:01:57,668 INFO L85 PathProgramCache]: Analyzing trace with hash -834713763, now seen corresponding path program 8 times [2022-03-01 17:01:57,668 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:01:57,668 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616826444] [2022-03-01 17:01:57,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:01:57,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:01:57,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:01:57,828 INFO 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 17:01:57,829 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:01:57,829 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616826444] [2022-03-01 17:01:57,829 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616826444] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:01:57,829 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:01:57,829 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:01:57,829 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753734101] [2022-03-01 17:01:57,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:01:57,829 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:01:57,829 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:01:57,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:01:57,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:01:57,830 INFO L87 Difference]: Start difference. First operand 12192 states and 24218 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:00,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:00,695 INFO L93 Difference]: Finished difference Result 41517 states and 82492 transitions. [2022-03-01 17:02:00,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-01 17:02:00,696 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:00,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:00,781 INFO L225 Difference]: With dead ends: 41517 [2022-03-01 17:02:00,781 INFO L226 Difference]: Without dead ends: 41517 [2022-03-01 17:02:00,782 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 921 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=568, Invalid=2512, Unknown=0, NotChecked=0, Total=3080 [2022-03-01 17:02:00,782 INFO L933 BasicCegarLoop]: 1264 mSDtfsCounter, 2717 mSDsluCounter, 8493 mSDsCounter, 0 mSdLazyCounter, 4821 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2717 SdHoareTripleChecker+Valid, 9754 SdHoareTripleChecker+Invalid, 4895 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 4821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:00,782 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2717 Valid, 9754 Invalid, 4895 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 4821 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 17:02:00,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41517 states. [2022-03-01 17:02:01,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41517 to 12248. [2022-03-01 17:02:01,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12248 states, 12169 states have (on average 1.9996712959158518) internal successors, (24334), 12247 states have internal predecessors, (24334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:01,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12248 states to 12248 states and 24334 transitions. [2022-03-01 17:02:01,155 INFO L78 Accepts]: Start accepts. Automaton has 12248 states and 24334 transitions. Word has length 104 [2022-03-01 17:02:01,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:01,155 INFO L470 AbstractCegarLoop]: Abstraction has 12248 states and 24334 transitions. [2022-03-01 17:02:01,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:01,155 INFO L276 IsEmpty]: Start isEmpty. Operand 12248 states and 24334 transitions. [2022-03-01 17:02:01,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:01,157 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:01,157 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:02:01,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-01 17:02:01,157 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:01,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:01,157 INFO L85 PathProgramCache]: Analyzing trace with hash -192432949, now seen corresponding path program 20 times [2022-03-01 17:02:01,157 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:01,157 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330528009] [2022-03-01 17:02:01,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:01,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:01,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:01,269 INFO 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 17:02:01,270 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:01,270 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330528009] [2022-03-01 17:02:01,270 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330528009] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:01,270 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:01,270 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:01,270 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542660032] [2022-03-01 17:02:01,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:01,270 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:01,270 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:01,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:01,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:01,271 INFO L87 Difference]: Start difference. First operand 12248 states and 24334 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:04,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:04,227 INFO L93 Difference]: Finished difference Result 41733 states and 82908 transitions. [2022-03-01 17:02:04,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 17:02:04,227 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:04,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:04,293 INFO L225 Difference]: With dead ends: 41733 [2022-03-01 17:02:04,293 INFO L226 Difference]: Without dead ends: 41733 [2022-03-01 17:02:04,294 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 981 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=771, Invalid=2889, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 17:02:04,294 INFO L933 BasicCegarLoop]: 1481 mSDtfsCounter, 2836 mSDsluCounter, 9481 mSDsCounter, 0 mSdLazyCounter, 7139 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2836 SdHoareTripleChecker+Valid, 10956 SdHoareTripleChecker+Invalid, 7227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 7139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:04,294 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2836 Valid, 10956 Invalid, 7227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 7139 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-01 17:02:04,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41733 states. [2022-03-01 17:02:04,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41733 to 12124. [2022-03-01 17:02:04,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12124 states, 12045 states have (on average 1.9993358239933583) internal successors, (24082), 12123 states have internal predecessors, (24082), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:04,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12124 states to 12124 states and 24082 transitions. [2022-03-01 17:02:04,586 INFO L78 Accepts]: Start accepts. Automaton has 12124 states and 24082 transitions. Word has length 104 [2022-03-01 17:02:04,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:04,587 INFO L470 AbstractCegarLoop]: Abstraction has 12124 states and 24082 transitions. [2022-03-01 17:02:04,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:04,587 INFO L276 IsEmpty]: Start isEmpty. Operand 12124 states and 24082 transitions. [2022-03-01 17:02:04,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:04,588 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:04,588 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:02:04,588 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-01 17:02:04,588 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:04,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:04,589 INFO L85 PathProgramCache]: Analyzing trace with hash -1744714583, now seen corresponding path program 21 times [2022-03-01 17:02:04,589 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:04,589 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983345012] [2022-03-01 17:02:04,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:04,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:04,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:04,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:02:04,776 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:04,777 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983345012] [2022-03-01 17:02:04,777 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983345012] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:04,777 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:04,777 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:04,777 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890258905] [2022-03-01 17:02:04,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:04,777 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:04,777 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:04,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:04,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:04,778 INFO L87 Difference]: Start difference. First operand 12124 states and 24082 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:06,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:06,737 INFO L93 Difference]: Finished difference Result 23034 states and 45782 transitions. [2022-03-01 17:02:06,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 17:02:06,737 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:06,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:06,771 INFO L225 Difference]: With dead ends: 23034 [2022-03-01 17:02:06,771 INFO L226 Difference]: Without dead ends: 23034 [2022-03-01 17:02:06,771 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=279, Invalid=1053, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 17:02:06,772 INFO L933 BasicCegarLoop]: 892 mSDtfsCounter, 1312 mSDsluCounter, 6026 mSDsCounter, 0 mSdLazyCounter, 4266 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1312 SdHoareTripleChecker+Valid, 6915 SdHoareTripleChecker+Invalid, 4365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 4266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:06,772 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1312 Valid, 6915 Invalid, 4365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 4266 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:02:06,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23034 states. [2022-03-01 17:02:06,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23034 to 12235. [2022-03-01 17:02:06,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12235 states, 12156 states have (on average 1.9993418887792036) internal successors, (24304), 12234 states have internal predecessors, (24304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:06,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12235 states to 12235 states and 24304 transitions. [2022-03-01 17:02:06,982 INFO L78 Accepts]: Start accepts. Automaton has 12235 states and 24304 transitions. Word has length 104 [2022-03-01 17:02:06,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:06,983 INFO L470 AbstractCegarLoop]: Abstraction has 12235 states and 24304 transitions. [2022-03-01 17:02:06,983 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:06,983 INFO L276 IsEmpty]: Start isEmpty. Operand 12235 states and 24304 transitions. [2022-03-01 17:02:06,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:06,985 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:06,985 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:02:06,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-01 17:02:06,985 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:06,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:06,985 INFO L85 PathProgramCache]: Analyzing trace with hash -712469917, now seen corresponding path program 22 times [2022-03-01 17:02:06,985 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:06,985 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135918656] [2022-03-01 17:02:06,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:06,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:07,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:07,168 INFO 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 17:02:07,168 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:07,168 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135918656] [2022-03-01 17:02:07,168 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135918656] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:07,169 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:07,169 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:07,169 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260731075] [2022-03-01 17:02:07,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:07,170 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:07,170 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:07,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:07,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:07,170 INFO L87 Difference]: Start difference. First operand 12235 states and 24304 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:09,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:09,241 INFO L93 Difference]: Finished difference Result 23028 states and 45774 transitions. [2022-03-01 17:02:09,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:02:09,241 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:09,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:09,351 INFO L225 Difference]: With dead ends: 23028 [2022-03-01 17:02:09,351 INFO L226 Difference]: Without dead ends: 23028 [2022-03-01 17:02:09,351 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 284 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=300, Invalid=1182, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:02:09,351 INFO L933 BasicCegarLoop]: 889 mSDtfsCounter, 1351 mSDsluCounter, 6335 mSDsCounter, 0 mSdLazyCounter, 4648 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1351 SdHoareTripleChecker+Valid, 7221 SdHoareTripleChecker+Invalid, 4741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 4648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:09,351 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1351 Valid, 7221 Invalid, 4741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 4648 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:02:09,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23028 states. [2022-03-01 17:02:09,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23028 to 12249. [2022-03-01 17:02:09,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12249 states, 12170 states have (on average 1.9994248151191454) internal successors, (24333), 12248 states have internal predecessors, (24333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:09,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12249 states to 12249 states and 24333 transitions. [2022-03-01 17:02:09,522 INFO L78 Accepts]: Start accepts. Automaton has 12249 states and 24333 transitions. Word has length 104 [2022-03-01 17:02:09,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:09,522 INFO L470 AbstractCegarLoop]: Abstraction has 12249 states and 24333 transitions. [2022-03-01 17:02:09,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:09,522 INFO L276 IsEmpty]: Start isEmpty. Operand 12249 states and 24333 transitions. [2022-03-01 17:02:09,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:09,524 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:09,524 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:02:09,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-01 17:02:09,524 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:09,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:09,524 INFO L85 PathProgramCache]: Analyzing trace with hash 478257321, now seen corresponding path program 23 times [2022-03-01 17:02:09,524 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:09,525 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304979039] [2022-03-01 17:02:09,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:09,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:09,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:09,677 INFO 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 17:02:09,677 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:09,678 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304979039] [2022-03-01 17:02:09,678 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304979039] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:09,678 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:09,678 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:09,678 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787837349] [2022-03-01 17:02:09,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:09,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:09,678 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:09,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:09,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:09,679 INFO L87 Difference]: Start difference. First operand 12249 states and 24333 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:11,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:11,463 INFO L93 Difference]: Finished difference Result 23203 states and 46124 transitions. [2022-03-01 17:02:11,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:02:11,463 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:11,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:11,496 INFO L225 Difference]: With dead ends: 23203 [2022-03-01 17:02:11,497 INFO L226 Difference]: Without dead ends: 23203 [2022-03-01 17:02:11,497 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 269 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=270, Invalid=1136, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:02:11,497 INFO L933 BasicCegarLoop]: 890 mSDtfsCounter, 1249 mSDsluCounter, 6114 mSDsCounter, 0 mSdLazyCounter, 4501 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1249 SdHoareTripleChecker+Valid, 7001 SdHoareTripleChecker+Invalid, 4596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 4501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:11,497 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1249 Valid, 7001 Invalid, 4596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 4501 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:02:11,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23203 states. [2022-03-01 17:02:11,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23203 to 12263. [2022-03-01 17:02:11,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12263 states, 12184 states have (on average 1.9995075508864084) internal successors, (24362), 12262 states have internal predecessors, (24362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:11,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12263 states to 12263 states and 24362 transitions. [2022-03-01 17:02:11,712 INFO L78 Accepts]: Start accepts. Automaton has 12263 states and 24362 transitions. Word has length 104 [2022-03-01 17:02:11,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:11,712 INFO L470 AbstractCegarLoop]: Abstraction has 12263 states and 24362 transitions. [2022-03-01 17:02:11,712 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:11,712 INFO L276 IsEmpty]: Start isEmpty. Operand 12263 states and 24362 transitions. [2022-03-01 17:02:11,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:11,713 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:11,713 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:02:11,713 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-01 17:02:11,714 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:11,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:11,714 INFO L85 PathProgramCache]: Analyzing trace with hash -1774861657, now seen corresponding path program 24 times [2022-03-01 17:02:11,714 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:11,714 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349004109] [2022-03-01 17:02:11,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:11,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:11,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:11,908 INFO 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 17:02:11,908 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:11,908 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349004109] [2022-03-01 17:02:11,908 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349004109] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:11,908 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:11,908 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:11,908 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453386455] [2022-03-01 17:02:11,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:11,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:11,909 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:11,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:11,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:11,909 INFO L87 Difference]: Start difference. First operand 12263 states and 24362 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:14,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:14,364 INFO L93 Difference]: Finished difference Result 23118 states and 45954 transitions. [2022-03-01 17:02:14,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:02:14,364 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:14,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:14,397 INFO L225 Difference]: With dead ends: 23118 [2022-03-01 17:02:14,397 INFO L226 Difference]: Without dead ends: 23118 [2022-03-01 17:02:14,397 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 268 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=271, Invalid=1135, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:02:14,398 INFO L933 BasicCegarLoop]: 897 mSDtfsCounter, 1208 mSDsluCounter, 7320 mSDsCounter, 0 mSdLazyCounter, 5846 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1208 SdHoareTripleChecker+Valid, 8214 SdHoareTripleChecker+Invalid, 5925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 5846 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:14,398 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1208 Valid, 8214 Invalid, 5925 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 5846 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:02:14,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23118 states. [2022-03-01 17:02:14,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23118 to 12263. [2022-03-01 17:02:14,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12263 states, 12184 states have (on average 1.9995075508864084) internal successors, (24362), 12262 states have internal predecessors, (24362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:14,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12263 states to 12263 states and 24362 transitions. [2022-03-01 17:02:14,691 INFO L78 Accepts]: Start accepts. Automaton has 12263 states and 24362 transitions. Word has length 104 [2022-03-01 17:02:14,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:14,692 INFO L470 AbstractCegarLoop]: Abstraction has 12263 states and 24362 transitions. [2022-03-01 17:02:14,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:14,692 INFO L276 IsEmpty]: Start isEmpty. Operand 12263 states and 24362 transitions. [2022-03-01 17:02:14,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:14,693 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:14,693 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:02:14,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-01 17:02:14,693 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:14,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:14,694 INFO L85 PathProgramCache]: Analyzing trace with hash -1406215713, now seen corresponding path program 25 times [2022-03-01 17:02:14,694 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:14,694 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221490950] [2022-03-01 17:02:14,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:14,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:14,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:14,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:02:14,847 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:14,847 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221490950] [2022-03-01 17:02:14,847 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221490950] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:14,847 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:14,847 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:14,847 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913188557] [2022-03-01 17:02:14,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:14,847 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:14,847 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:14,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:14,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:14,848 INFO L87 Difference]: Start difference. First operand 12263 states and 24362 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:17,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:17,058 INFO L93 Difference]: Finished difference Result 23339 states and 46392 transitions. [2022-03-01 17:02:17,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-01 17:02:17,058 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:17,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:17,095 INFO L225 Difference]: With dead ends: 23339 [2022-03-01 17:02:17,095 INFO L226 Difference]: Without dead ends: 23339 [2022-03-01 17:02:17,095 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 543 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=552, Invalid=2100, Unknown=0, NotChecked=0, Total=2652 [2022-03-01 17:02:17,096 INFO L933 BasicCegarLoop]: 1041 mSDtfsCounter, 1319 mSDsluCounter, 7717 mSDsCounter, 0 mSdLazyCounter, 6594 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1319 SdHoareTripleChecker+Valid, 8754 SdHoareTripleChecker+Invalid, 6720 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 6594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:17,096 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1319 Valid, 8754 Invalid, 6720 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 6594 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 17:02:17,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23339 states. [2022-03-01 17:02:17,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23339 to 12281. [2022-03-01 17:02:17,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12281 states, 12202 states have (on average 1.999590231109654) internal successors, (24399), 12280 states have internal predecessors, (24399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:17,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12281 states to 12281 states and 24399 transitions. [2022-03-01 17:02:17,316 INFO L78 Accepts]: Start accepts. Automaton has 12281 states and 24399 transitions. Word has length 104 [2022-03-01 17:02:17,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:17,316 INFO L470 AbstractCegarLoop]: Abstraction has 12281 states and 24399 transitions. [2022-03-01 17:02:17,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:17,316 INFO L276 IsEmpty]: Start isEmpty. Operand 12281 states and 24399 transitions. [2022-03-01 17:02:17,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:17,318 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:17,318 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:02:17,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-01 17:02:17,318 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:17,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:17,318 INFO L85 PathProgramCache]: Analyzing trace with hash 800772803, now seen corresponding path program 9 times [2022-03-01 17:02:17,318 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:17,318 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436532357] [2022-03-01 17:02:17,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:17,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:17,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:17,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:02:17,488 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:17,488 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436532357] [2022-03-01 17:02:17,488 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436532357] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:17,488 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:17,489 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:17,489 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408387305] [2022-03-01 17:02:17,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:17,489 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:17,489 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:17,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:17,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:17,489 INFO L87 Difference]: Start difference. First operand 12281 states and 24399 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:19,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:19,566 INFO L93 Difference]: Finished difference Result 22935 states and 45590 transitions. [2022-03-01 17:02:19,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:02:19,566 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:19,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:19,600 INFO L225 Difference]: With dead ends: 22935 [2022-03-01 17:02:19,600 INFO L226 Difference]: Without dead ends: 22935 [2022-03-01 17:02:19,600 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=255, Invalid=1227, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:02:19,601 INFO L933 BasicCegarLoop]: 1087 mSDtfsCounter, 1890 mSDsluCounter, 7351 mSDsCounter, 0 mSdLazyCounter, 4112 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1890 SdHoareTripleChecker+Valid, 8436 SdHoareTripleChecker+Invalid, 4179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 4112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:19,601 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1890 Valid, 8436 Invalid, 4179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 4112 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:02:19,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22935 states. [2022-03-01 17:02:19,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22935 to 12269. [2022-03-01 17:02:19,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12269 states, 12190 states have (on average 1.9996718621821166) internal successors, (24376), 12268 states have internal predecessors, (24376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:19,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12269 states to 12269 states and 24376 transitions. [2022-03-01 17:02:19,802 INFO L78 Accepts]: Start accepts. Automaton has 12269 states and 24376 transitions. Word has length 104 [2022-03-01 17:02:19,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:19,803 INFO L470 AbstractCegarLoop]: Abstraction has 12269 states and 24376 transitions. [2022-03-01 17:02:19,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:19,803 INFO L276 IsEmpty]: Start isEmpty. Operand 12269 states and 24376 transitions. [2022-03-01 17:02:19,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:19,804 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:19,804 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:02:19,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-01 17:02:19,804 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:19,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:19,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1653933159, now seen corresponding path program 26 times [2022-03-01 17:02:19,805 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:19,805 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698431114] [2022-03-01 17:02:19,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:19,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:19,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:19,945 INFO 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 17:02:19,945 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:19,945 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698431114] [2022-03-01 17:02:19,945 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698431114] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:19,945 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:19,945 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:19,945 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870750032] [2022-03-01 17:02:19,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:19,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:19,946 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:19,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:19,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:19,946 INFO L87 Difference]: Start difference. First operand 12269 states and 24376 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:22,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:22,485 INFO L93 Difference]: Finished difference Result 22926 states and 45566 transitions. [2022-03-01 17:02:22,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-01 17:02:22,485 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:22,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:22,521 INFO L225 Difference]: With dead ends: 22926 [2022-03-01 17:02:22,521 INFO L226 Difference]: Without dead ends: 22926 [2022-03-01 17:02:22,521 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 721 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=589, Invalid=2491, Unknown=0, NotChecked=0, Total=3080 [2022-03-01 17:02:22,521 INFO L933 BasicCegarLoop]: 1199 mSDtfsCounter, 1769 mSDsluCounter, 8631 mSDsCounter, 0 mSdLazyCounter, 6035 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1769 SdHoareTripleChecker+Valid, 9825 SdHoareTripleChecker+Invalid, 6146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 6035 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:22,522 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1769 Valid, 9825 Invalid, 6146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 6035 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:02:22,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22926 states. [2022-03-01 17:02:22,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22926 to 12129. [2022-03-01 17:02:22,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12129 states, 12050 states have (on average 1.9993360995850622) internal successors, (24092), 12128 states have internal predecessors, (24092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:22,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12129 states to 12129 states and 24092 transitions. [2022-03-01 17:02:22,749 INFO L78 Accepts]: Start accepts. Automaton has 12129 states and 24092 transitions. Word has length 104 [2022-03-01 17:02:22,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:22,749 INFO L470 AbstractCegarLoop]: Abstraction has 12129 states and 24092 transitions. [2022-03-01 17:02:22,749 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:22,749 INFO L276 IsEmpty]: Start isEmpty. Operand 12129 states and 24092 transitions. [2022-03-01 17:02:22,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:22,751 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:22,751 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:02:22,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-01 17:02:22,751 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:22,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:22,751 INFO L85 PathProgramCache]: Analyzing trace with hash 995634129, now seen corresponding path program 27 times [2022-03-01 17:02:22,751 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:22,752 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62152460] [2022-03-01 17:02:22,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:22,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:22,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:22,980 INFO 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 17:02:22,981 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:22,981 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62152460] [2022-03-01 17:02:22,981 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62152460] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:22,981 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:22,981 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:22,981 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311493703] [2022-03-01 17:02:22,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:22,981 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:22,981 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:22,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:22,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:22,982 INFO L87 Difference]: Start difference. First operand 12129 states and 24092 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:24,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:24,914 INFO L93 Difference]: Finished difference Result 33250 states and 66097 transitions. [2022-03-01 17:02:24,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-01 17:02:24,915 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:24,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:24,972 INFO L225 Difference]: With dead ends: 33250 [2022-03-01 17:02:24,972 INFO L226 Difference]: Without dead ends: 33250 [2022-03-01 17:02:24,973 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 348 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=345, Invalid=1295, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 17:02:24,973 INFO L933 BasicCegarLoop]: 1071 mSDtfsCounter, 1576 mSDsluCounter, 6428 mSDsCounter, 0 mSdLazyCounter, 3907 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1576 SdHoareTripleChecker+Valid, 7496 SdHoareTripleChecker+Invalid, 3982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 3907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:24,973 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1576 Valid, 7496 Invalid, 3982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 3907 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:02:25,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33250 states. [2022-03-01 17:02:25,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33250 to 12271. [2022-03-01 17:02:25,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12271 states, 12192 states have (on average 1.9993438320209973) internal successors, (24376), 12270 states have internal predecessors, (24376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:25,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12271 states to 12271 states and 24376 transitions. [2022-03-01 17:02:25,271 INFO L78 Accepts]: Start accepts. Automaton has 12271 states and 24376 transitions. Word has length 104 [2022-03-01 17:02:25,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:25,271 INFO L470 AbstractCegarLoop]: Abstraction has 12271 states and 24376 transitions. [2022-03-01 17:02:25,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:25,271 INFO L276 IsEmpty]: Start isEmpty. Operand 12271 states and 24376 transitions. [2022-03-01 17:02:25,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:25,273 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:25,280 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:02:25,280 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-01 17:02:25,280 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:25,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:25,280 INFO L85 PathProgramCache]: Analyzing trace with hash 2027878795, now seen corresponding path program 28 times [2022-03-01 17:02:25,280 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:25,280 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069298684] [2022-03-01 17:02:25,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:25,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:25,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:25,473 INFO 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 17:02:25,473 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:25,473 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069298684] [2022-03-01 17:02:25,473 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069298684] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:25,474 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:25,474 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:25,474 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946896877] [2022-03-01 17:02:25,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:25,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:25,474 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:25,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:25,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:25,474 INFO L87 Difference]: Start difference. First operand 12271 states and 24376 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:27,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:27,552 INFO L93 Difference]: Finished difference Result 33244 states and 66089 transitions. [2022-03-01 17:02:27,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-01 17:02:27,552 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:27,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:27,601 INFO L225 Difference]: With dead ends: 33244 [2022-03-01 17:02:27,601 INFO L226 Difference]: Without dead ends: 33244 [2022-03-01 17:02:27,601 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 396 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=372, Invalid=1434, Unknown=0, NotChecked=0, Total=1806 [2022-03-01 17:02:27,608 INFO L933 BasicCegarLoop]: 1068 mSDtfsCounter, 1628 mSDsluCounter, 6485 mSDsCounter, 0 mSdLazyCounter, 4245 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1628 SdHoareTripleChecker+Valid, 7550 SdHoareTripleChecker+Invalid, 4351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 4245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:27,611 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1628 Valid, 7550 Invalid, 4351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 4245 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:02:27,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33244 states. [2022-03-01 17:02:27,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33244 to 12285. [2022-03-01 17:02:27,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12285 states, 12206 states have (on average 1.9994265115516958) internal successors, (24405), 12284 states have internal predecessors, (24405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:27,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12285 states to 12285 states and 24405 transitions. [2022-03-01 17:02:27,866 INFO L78 Accepts]: Start accepts. Automaton has 12285 states and 24405 transitions. Word has length 104 [2022-03-01 17:02:27,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:27,868 INFO L470 AbstractCegarLoop]: Abstraction has 12285 states and 24405 transitions. [2022-03-01 17:02:27,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:27,868 INFO L276 IsEmpty]: Start isEmpty. Operand 12285 states and 24405 transitions. [2022-03-01 17:02:27,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:27,869 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:27,869 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:02:27,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-01 17:02:27,870 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:27,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:27,870 INFO L85 PathProgramCache]: Analyzing trace with hash -1076361263, now seen corresponding path program 29 times [2022-03-01 17:02:27,870 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:27,870 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870689519] [2022-03-01 17:02:27,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:27,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:28,102 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 17:02:28,102 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:28,102 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870689519] [2022-03-01 17:02:28,103 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870689519] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:28,103 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:28,103 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:28,103 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185406577] [2022-03-01 17:02:28,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:28,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:28,103 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:28,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:28,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:28,103 INFO L87 Difference]: Start difference. First operand 12285 states and 24405 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:31,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:31,022 INFO L93 Difference]: Finished difference Result 33419 states and 66439 transitions. [2022-03-01 17:02:31,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-01 17:02:31,022 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:31,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:31,081 INFO L225 Difference]: With dead ends: 33419 [2022-03-01 17:02:31,082 INFO L226 Difference]: Without dead ends: 33419 [2022-03-01 17:02:31,082 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 374 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=340, Invalid=1382, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 17:02:31,083 INFO L933 BasicCegarLoop]: 1092 mSDtfsCounter, 1516 mSDsluCounter, 8171 mSDsCounter, 0 mSdLazyCounter, 6379 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1516 SdHoareTripleChecker+Valid, 9260 SdHoareTripleChecker+Invalid, 6477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 6379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:31,083 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1516 Valid, 9260 Invalid, 6477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 6379 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-01 17:02:31,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33419 states. [2022-03-01 17:02:31,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33419 to 12299. [2022-03-01 17:02:31,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12299 states, 12220 states have (on average 1.9995090016366612) internal successors, (24434), 12298 states have internal predecessors, (24434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:31,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12299 states to 12299 states and 24434 transitions. [2022-03-01 17:02:31,389 INFO L78 Accepts]: Start accepts. Automaton has 12299 states and 24434 transitions. Word has length 104 [2022-03-01 17:02:31,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:31,389 INFO L470 AbstractCegarLoop]: Abstraction has 12299 states and 24434 transitions. [2022-03-01 17:02:31,389 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:31,389 INFO L276 IsEmpty]: Start isEmpty. Operand 12299 states and 24434 transitions. [2022-03-01 17:02:31,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:31,391 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:31,391 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:02:31,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-01 17:02:31,391 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:31,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:31,396 INFO L85 PathProgramCache]: Analyzing trace with hash 965487055, now seen corresponding path program 30 times [2022-03-01 17:02:31,396 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:31,396 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403221694] [2022-03-01 17:02:31,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:31,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:31,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:31,578 INFO 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 17:02:31,578 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:31,578 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403221694] [2022-03-01 17:02:31,578 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403221694] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:31,578 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:31,578 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:31,579 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929629976] [2022-03-01 17:02:31,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:31,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:31,579 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:31,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:31,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:31,579 INFO L87 Difference]: Start difference. First operand 12299 states and 24434 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:34,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:34,371 INFO L93 Difference]: Finished difference Result 33334 states and 66269 transitions. [2022-03-01 17:02:34,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-01 17:02:34,371 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:34,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:34,423 INFO L225 Difference]: With dead ends: 33334 [2022-03-01 17:02:34,423 INFO L226 Difference]: Without dead ends: 33334 [2022-03-01 17:02:34,423 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=341, Invalid=1381, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 17:02:34,423 INFO L933 BasicCegarLoop]: 1097 mSDtfsCounter, 1498 mSDsluCounter, 7659 mSDsCounter, 0 mSdLazyCounter, 5732 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1498 SdHoareTripleChecker+Valid, 8753 SdHoareTripleChecker+Invalid, 5819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 5732 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:34,424 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1498 Valid, 8753 Invalid, 5819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 5732 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-01 17:02:34,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33334 states. [2022-03-01 17:02:34,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33334 to 12299. [2022-03-01 17:02:34,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12299 states, 12220 states have (on average 1.9995090016366612) internal successors, (24434), 12298 states have internal predecessors, (24434), 0 states have call successors, (0), 0 states have 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 L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12299 states to 12299 states and 24434 transitions. [2022-03-01 17:02:34,700 INFO L78 Accepts]: Start accepts. Automaton has 12299 states and 24434 transitions. Word has length 104 [2022-03-01 17:02:34,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:34,700 INFO L470 AbstractCegarLoop]: Abstraction has 12299 states and 24434 transitions. [2022-03-01 17:02:34,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:34,701 INFO L276 IsEmpty]: Start isEmpty. Operand 12299 states and 24434 transitions. [2022-03-01 17:02:34,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:34,702 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:34,702 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:02:34,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-01 17:02:34,705 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:34,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:34,706 INFO L85 PathProgramCache]: Analyzing trace with hash 1334132999, now seen corresponding path program 31 times [2022-03-01 17:02:34,706 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:34,706 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163511464] [2022-03-01 17:02:34,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:34,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:34,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:34,835 INFO 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 17:02:34,836 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:34,836 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163511464] [2022-03-01 17:02:34,836 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163511464] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:34,836 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:34,836 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:34,836 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609088775] [2022-03-01 17:02:34,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:34,836 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:34,836 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:34,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:34,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:34,837 INFO L87 Difference]: Start difference. First operand 12299 states and 24434 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:37,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:37,806 INFO L93 Difference]: Finished difference Result 33758 states and 67109 transitions. [2022-03-01 17:02:37,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 17:02:37,806 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:37,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:37,859 INFO L225 Difference]: With dead ends: 33758 [2022-03-01 17:02:37,860 INFO L226 Difference]: Without dead ends: 33758 [2022-03-01 17:02:37,860 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 885 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=795, Invalid=2987, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 17:02:37,860 INFO L933 BasicCegarLoop]: 1363 mSDtfsCounter, 1604 mSDsluCounter, 8314 mSDsCounter, 0 mSdLazyCounter, 6865 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1604 SdHoareTripleChecker+Valid, 9673 SdHoareTripleChecker+Invalid, 7009 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 6865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:37,861 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1604 Valid, 9673 Invalid, 7009 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 6865 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-01 17:02:37,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33758 states. [2022-03-01 17:02:38,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33758 to 12313. [2022-03-01 17:02:38,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12313 states, 12234 states have (on average 1.999591302926271) internal successors, (24463), 12312 states have internal predecessors, (24463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:38,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12313 states to 12313 states and 24463 transitions. [2022-03-01 17:02:38,135 INFO L78 Accepts]: Start accepts. Automaton has 12313 states and 24463 transitions. Word has length 104 [2022-03-01 17:02:38,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:38,135 INFO L470 AbstractCegarLoop]: Abstraction has 12313 states and 24463 transitions. [2022-03-01 17:02:38,135 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:38,135 INFO L276 IsEmpty]: Start isEmpty. Operand 12313 states and 24463 transitions. [2022-03-01 17:02:38,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:38,137 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:38,137 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:02:38,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-01 17:02:38,137 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:38,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:38,137 INFO L85 PathProgramCache]: Analyzing trace with hash -753845781, now seen corresponding path program 10 times [2022-03-01 17:02:38,137 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:38,137 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396981691] [2022-03-01 17:02:38,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:38,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:38,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:38,315 INFO 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 17:02:38,315 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:38,316 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396981691] [2022-03-01 17:02:38,316 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396981691] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:38,316 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:38,316 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:38,316 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475882925] [2022-03-01 17:02:38,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:38,316 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:38,316 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:38,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:38,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:38,316 INFO L87 Difference]: Start difference. First operand 12313 states and 24463 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:40,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:40,856 INFO L93 Difference]: Finished difference Result 43284 states and 86058 transitions. [2022-03-01 17:02:40,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-01 17:02:40,856 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:40,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:40,927 INFO L225 Difference]: With dead ends: 43284 [2022-03-01 17:02:40,927 INFO L226 Difference]: Without dead ends: 43284 [2022-03-01 17:02:40,928 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 487 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=338, Invalid=1642, Unknown=0, NotChecked=0, Total=1980 [2022-03-01 17:02:40,928 INFO L933 BasicCegarLoop]: 1267 mSDtfsCounter, 2323 mSDsluCounter, 9281 mSDsCounter, 0 mSdLazyCounter, 5569 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2323 SdHoareTripleChecker+Valid, 10546 SdHoareTripleChecker+Invalid, 5632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 5569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:40,928 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2323 Valid, 10546 Invalid, 5632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 5569 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:02:40,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43284 states. [2022-03-01 17:02:41,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43284 to 12345. [2022-03-01 17:02:41,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12345 states, 12266 states have (on average 1.9996738953203979) internal successors, (24528), 12344 states have internal predecessors, (24528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:41,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12345 states to 12345 states and 24528 transitions. [2022-03-01 17:02:41,264 INFO L78 Accepts]: Start accepts. Automaton has 12345 states and 24528 transitions. Word has length 104 [2022-03-01 17:02:41,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:41,264 INFO L470 AbstractCegarLoop]: Abstraction has 12345 states and 24528 transitions. [2022-03-01 17:02:41,265 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:41,265 INFO L276 IsEmpty]: Start isEmpty. Operand 12345 states and 24528 transitions. [2022-03-01 17:02:41,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:41,266 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:41,266 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:02:41,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-01 17:02:41,267 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:41,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:41,267 INFO L85 PathProgramCache]: Analyzing trace with hash 99314575, now seen corresponding path program 32 times [2022-03-01 17:02:41,267 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:41,267 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103948168] [2022-03-01 17:02:41,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:41,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:41,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:41,411 INFO 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 17:02:41,411 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:41,411 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103948168] [2022-03-01 17:02:41,411 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103948168] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:41,411 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:41,411 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:41,411 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888712339] [2022-03-01 17:02:41,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:41,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:41,411 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:41,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:41,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:41,412 INFO L87 Difference]: Start difference. First operand 12345 states and 24528 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:44,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:44,587 INFO L93 Difference]: Finished difference Result 43404 states and 86286 transitions. [2022-03-01 17:02:44,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-01 17:02:44,587 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:44,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:44,665 INFO L225 Difference]: With dead ends: 43404 [2022-03-01 17:02:44,665 INFO L226 Difference]: Without dead ends: 43404 [2022-03-01 17:02:44,666 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=842, Invalid=3448, Unknown=0, NotChecked=0, Total=4290 [2022-03-01 17:02:44,667 INFO L933 BasicCegarLoop]: 1520 mSDtfsCounter, 2215 mSDsluCounter, 9972 mSDsCounter, 0 mSdLazyCounter, 6750 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2215 SdHoareTripleChecker+Valid, 11489 SdHoareTripleChecker+Invalid, 6915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 6750 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:44,667 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2215 Valid, 11489 Invalid, 6915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 6750 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-01 17:02:44,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43404 states. [2022-03-01 17:02:45,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43404 to 12237. [2022-03-01 17:02:45,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12237 states, 12158 states have (on average 1.9993419970389867) internal successors, (24308), 12236 states have internal predecessors, (24308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:45,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12237 states to 12237 states and 24308 transitions. [2022-03-01 17:02:45,090 INFO L78 Accepts]: Start accepts. Automaton has 12237 states and 24308 transitions. Word has length 104 [2022-03-01 17:02:45,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:45,090 INFO L470 AbstractCegarLoop]: Abstraction has 12237 states and 24308 transitions. [2022-03-01 17:02:45,091 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:45,091 INFO L276 IsEmpty]: Start isEmpty. Operand 12237 states and 24308 transitions. [2022-03-01 17:02:45,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:45,092 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:45,092 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:02:45,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-01 17:02:45,092 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:45,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:45,093 INFO L85 PathProgramCache]: Analyzing trace with hash -120240189, now seen corresponding path program 11 times [2022-03-01 17:02:45,093 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:45,093 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315640681] [2022-03-01 17:02:45,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:45,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:45,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:45,217 INFO 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 17:02:45,217 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:45,217 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315640681] [2022-03-01 17:02:45,217 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315640681] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:45,217 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:45,217 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:45,217 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078537295] [2022-03-01 17:02:45,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:45,217 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:45,218 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:45,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:45,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:45,218 INFO L87 Difference]: Start difference. First operand 12237 states and 24308 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:47,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:47,111 INFO L93 Difference]: Finished difference Result 23510 states and 46738 transitions. [2022-03-01 17:02:47,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 17:02:47,111 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:47,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:47,144 INFO L225 Difference]: With dead ends: 23510 [2022-03-01 17:02:47,144 INFO L226 Difference]: Without dead ends: 23510 [2022-03-01 17:02:47,144 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=280, Invalid=1202, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:02:47,145 INFO L933 BasicCegarLoop]: 1174 mSDtfsCounter, 1781 mSDsluCounter, 7181 mSDsCounter, 0 mSdLazyCounter, 4080 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1781 SdHoareTripleChecker+Valid, 8353 SdHoareTripleChecker+Invalid, 4148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 4080 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:47,145 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1781 Valid, 8353 Invalid, 4148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 4080 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:02:47,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23510 states. [2022-03-01 17:02:47,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23510 to 12257. [2022-03-01 17:02:47,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12257 states, 12178 states have (on average 1.9994251929709312) internal successors, (24349), 12256 states have internal predecessors, (24349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:47,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12257 states to 12257 states and 24349 transitions. [2022-03-01 17:02:47,349 INFO L78 Accepts]: Start accepts. Automaton has 12257 states and 24349 transitions. Word has length 104 [2022-03-01 17:02:47,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:47,349 INFO L470 AbstractCegarLoop]: Abstraction has 12257 states and 24349 transitions. [2022-03-01 17:02:47,349 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:47,349 INFO L276 IsEmpty]: Start isEmpty. Operand 12257 states and 24349 transitions. [2022-03-01 17:02:47,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:47,351 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:47,351 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:02:47,351 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-03-01 17:02:47,351 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:47,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:47,351 INFO L85 PathProgramCache]: Analyzing trace with hash -35411517, now seen corresponding path program 12 times [2022-03-01 17:02:47,351 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:47,351 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014371372] [2022-03-01 17:02:47,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:47,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:47,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:47,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:02:47,547 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:47,547 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014371372] [2022-03-01 17:02:47,547 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014371372] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:47,547 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:47,547 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:47,547 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703107281] [2022-03-01 17:02:47,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:47,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:47,548 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:47,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:47,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:47,548 INFO L87 Difference]: Start difference. First operand 12257 states and 24349 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:49,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:49,746 INFO L93 Difference]: Finished difference Result 23611 states and 46940 transitions. [2022-03-01 17:02:49,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:02:49,747 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:49,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:49,778 INFO L225 Difference]: With dead ends: 23611 [2022-03-01 17:02:49,779 INFO L226 Difference]: Without dead ends: 23611 [2022-03-01 17:02:49,779 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 301 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=259, Invalid=1147, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:02:49,779 INFO L933 BasicCegarLoop]: 1158 mSDtfsCounter, 1664 mSDsluCounter, 7936 mSDsCounter, 0 mSdLazyCounter, 4917 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1664 SdHoareTripleChecker+Valid, 9092 SdHoareTripleChecker+Invalid, 4973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 4917 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:49,779 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1664 Valid, 9092 Invalid, 4973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 4917 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:02:49,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23611 states. [2022-03-01 17:02:49,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23611 to 12269. [2022-03-01 17:02:49,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12269 states, 12190 states have (on average 1.9995077932731746) internal successors, (24374), 12268 states have internal predecessors, (24374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:49,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12269 states to 12269 states and 24374 transitions. [2022-03-01 17:02:49,975 INFO L78 Accepts]: Start accepts. Automaton has 12269 states and 24374 transitions. Word has length 104 [2022-03-01 17:02:49,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:49,975 INFO L470 AbstractCegarLoop]: Abstraction has 12269 states and 24374 transitions. [2022-03-01 17:02:49,975 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:49,975 INFO L276 IsEmpty]: Start isEmpty. Operand 12269 states and 24374 transitions. [2022-03-01 17:02:49,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:49,977 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:49,977 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:02:49,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-01 17:02:49,977 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:49,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:49,977 INFO L85 PathProgramCache]: Analyzing trace with hash -955987483, now seen corresponding path program 13 times [2022-03-01 17:02:49,977 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:49,977 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437915498] [2022-03-01 17:02:49,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:49,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:49,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:50,127 INFO 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 17:02:50,128 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:50,128 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437915498] [2022-03-01 17:02:50,128 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437915498] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:50,128 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:50,128 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:50,128 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574186087] [2022-03-01 17:02:50,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:50,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:50,128 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:50,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:50,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:50,129 INFO L87 Difference]: Start difference. First operand 12269 states and 24374 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:52,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:52,086 INFO L93 Difference]: Finished difference Result 23685 states and 47088 transitions. [2022-03-01 17:02:52,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:02:52,086 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:52,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:52,124 INFO L225 Difference]: With dead ends: 23685 [2022-03-01 17:02:52,124 INFO L226 Difference]: Without dead ends: 23685 [2022-03-01 17:02:52,124 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 280 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=241, Invalid=1091, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 17:02:52,124 INFO L933 BasicCegarLoop]: 1123 mSDtfsCounter, 1636 mSDsluCounter, 7168 mSDsCounter, 0 mSdLazyCounter, 3894 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1636 SdHoareTripleChecker+Valid, 8289 SdHoareTripleChecker+Invalid, 3969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 3894 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:52,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1636 Valid, 8289 Invalid, 3969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 3894 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:02:52,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23685 states. [2022-03-01 17:02:52,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23685 to 12281. [2022-03-01 17:02:52,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12281 states, 12202 states have (on average 1.999590231109654) internal successors, (24399), 12280 states have internal predecessors, (24399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:52,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12281 states to 12281 states and 24399 transitions. [2022-03-01 17:02:52,341 INFO L78 Accepts]: Start accepts. Automaton has 12281 states and 24399 transitions. Word has length 104 [2022-03-01 17:02:52,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:52,341 INFO L470 AbstractCegarLoop]: Abstraction has 12281 states and 24399 transitions. [2022-03-01 17:02:52,341 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:52,341 INFO L276 IsEmpty]: Start isEmpty. Operand 12281 states and 24399 transitions. [2022-03-01 17:02:52,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:52,343 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:52,343 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:02:52,343 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-01 17:02:52,343 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:52,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:52,343 INFO L85 PathProgramCache]: Analyzing trace with hash -2113097695, now seen corresponding path program 14 times [2022-03-01 17:02:52,343 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:52,343 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648570000] [2022-03-01 17:02:52,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:52,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:52,495 INFO 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 17:02:52,495 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:52,495 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648570000] [2022-03-01 17:02:52,495 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648570000] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:52,495 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:52,495 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:52,495 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824362094] [2022-03-01 17:02:52,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:52,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:52,496 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:52,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:52,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:52,496 INFO L87 Difference]: Start difference. First operand 12281 states and 24399 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:54,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:54,980 INFO L93 Difference]: Finished difference Result 33262 states and 66128 transitions. [2022-03-01 17:02:54,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-01 17:02:54,980 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:54,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:55,037 INFO L225 Difference]: With dead ends: 33262 [2022-03-01 17:02:55,037 INFO L226 Difference]: Without dead ends: 33262 [2022-03-01 17:02:55,038 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 366 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=303, Invalid=1337, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 17:02:55,039 INFO L933 BasicCegarLoop]: 1275 mSDtfsCounter, 1991 mSDsluCounter, 8540 mSDsCounter, 0 mSdLazyCounter, 4690 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1991 SdHoareTripleChecker+Valid, 9813 SdHoareTripleChecker+Invalid, 4739 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 4690 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:55,039 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1991 Valid, 9813 Invalid, 4739 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 4690 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:02:55,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33262 states. [2022-03-01 17:02:55,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33262 to 12317. [2022-03-01 17:02:55,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12317 states, 12238 states have (on average 1.999673149207387) internal successors, (24472), 12316 states have internal predecessors, (24472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:55,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12317 states to 12317 states and 24472 transitions. [2022-03-01 17:02:55,334 INFO L78 Accepts]: Start accepts. Automaton has 12317 states and 24472 transitions. Word has length 104 [2022-03-01 17:02:55,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:55,335 INFO L470 AbstractCegarLoop]: Abstraction has 12317 states and 24472 transitions. [2022-03-01 17:02:55,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:55,335 INFO L276 IsEmpty]: Start isEmpty. Operand 12317 states and 24472 transitions. [2022-03-01 17:02:55,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:55,336 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:55,336 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:02:55,336 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-01 17:02:55,336 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:55,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:55,337 INFO L85 PathProgramCache]: Analyzing trace with hash -1470816881, now seen corresponding path program 33 times [2022-03-01 17:02:55,337 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:55,337 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086612137] [2022-03-01 17:02:55,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:55,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:55,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:55,465 INFO 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 17:02:55,465 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:55,466 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086612137] [2022-03-01 17:02:55,466 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086612137] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:55,466 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:55,466 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:55,466 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564407900] [2022-03-01 17:02:55,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:55,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:55,466 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:55,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:55,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:55,466 INFO L87 Difference]: Start difference. First operand 12317 states and 24472 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:58,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:02:58,574 INFO L93 Difference]: Finished difference Result 33365 states and 66319 transitions. [2022-03-01 17:02:58,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 17:02:58,574 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:02:58,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:02:58,623 INFO L225 Difference]: With dead ends: 33365 [2022-03-01 17:02:58,624 INFO L226 Difference]: Without dead ends: 33365 [2022-03-01 17:02:58,624 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 848 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=680, Invalid=2860, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 17:02:58,624 INFO L933 BasicCegarLoop]: 1499 mSDtfsCounter, 1949 mSDsluCounter, 10283 mSDsCounter, 0 mSdLazyCounter, 7692 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1949 SdHoareTripleChecker+Valid, 11778 SdHoareTripleChecker+Invalid, 7769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 7692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:02:58,624 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1949 Valid, 11778 Invalid, 7769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 7692 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-01 17:02:58,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33365 states. [2022-03-01 17:02:58,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33365 to 12207. [2022-03-01 17:02:58,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12207 states, 12128 states have (on average 1.9993403693931397) internal successors, (24248), 12206 states have internal predecessors, (24248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:02:58,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12207 states to 12207 states and 24248 transitions. [2022-03-01 17:02:58,876 INFO L78 Accepts]: Start accepts. Automaton has 12207 states and 24248 transitions. Word has length 104 [2022-03-01 17:02:58,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:02:58,876 INFO L470 AbstractCegarLoop]: Abstraction has 12207 states and 24248 transitions. [2022-03-01 17:02:58,876 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:02:58,876 INFO L276 IsEmpty]: Start isEmpty. Operand 12207 states and 24248 transitions. [2022-03-01 17:02:58,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:02:58,878 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:02:58,878 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:02:58,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-01 17:02:58,878 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:02:58,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:02:58,878 INFO L85 PathProgramCache]: Analyzing trace with hash -789497891, now seen corresponding path program 15 times [2022-03-01 17:02:58,878 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:02:58,878 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040658189] [2022-03-01 17:02:58,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:02:58,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:02:58,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:02:59,057 INFO 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 17:02:59,058 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:02:59,058 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040658189] [2022-03-01 17:02:59,058 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2040658189] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:02:59,058 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:02:59,058 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:02:59,058 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543178702] [2022-03-01 17:02:59,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:02:59,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:02:59,058 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:02:59,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:02:59,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:02:59,059 INFO L87 Difference]: Start difference. First operand 12207 states and 24248 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:01,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:01,543 INFO L93 Difference]: Finished difference Result 42438 states and 84366 transitions. [2022-03-01 17:03:01,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-01 17:03:01,544 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:03:01,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:01,617 INFO L225 Difference]: With dead ends: 42438 [2022-03-01 17:03:01,617 INFO L226 Difference]: Without dead ends: 42438 [2022-03-01 17:03:01,618 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 423 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=1480, Unknown=0, NotChecked=0, Total=1806 [2022-03-01 17:03:01,618 INFO L933 BasicCegarLoop]: 1343 mSDtfsCounter, 2059 mSDsluCounter, 8804 mSDsCounter, 0 mSdLazyCounter, 4561 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2059 SdHoareTripleChecker+Valid, 10145 SdHoareTripleChecker+Invalid, 4622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 4561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:01,618 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2059 Valid, 10145 Invalid, 4622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 4561 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:03:01,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42438 states. [2022-03-01 17:03:01,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42438 to 12263. [2022-03-01 17:03:01,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12263 states, 12184 states have (on average 1.999671700590939) internal successors, (24364), 12262 states have internal predecessors, (24364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:01,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12263 states to 12263 states and 24364 transitions. [2022-03-01 17:03:01,967 INFO L78 Accepts]: Start accepts. Automaton has 12263 states and 24364 transitions. Word has length 104 [2022-03-01 17:03:01,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:01,967 INFO L470 AbstractCegarLoop]: Abstraction has 12263 states and 24364 transitions. [2022-03-01 17:03:01,968 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:01,968 INFO L276 IsEmpty]: Start isEmpty. Operand 12263 states and 24364 transitions. [2022-03-01 17:03:01,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:03:01,969 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:01,969 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:01,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-01 17:03:01,969 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:03:01,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:01,969 INFO L85 PathProgramCache]: Analyzing trace with hash -147217077, now seen corresponding path program 34 times [2022-03-01 17:03:01,970 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:01,970 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659875990] [2022-03-01 17:03:01,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:01,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:01,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:02,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:03:02,100 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:02,100 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659875990] [2022-03-01 17:03:02,100 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659875990] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:02,100 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:02,100 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:03:02,100 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902641489] [2022-03-01 17:03:02,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:02,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:03:02,100 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:02,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:03:02,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:03:02,101 INFO L87 Difference]: Start difference. First operand 12263 states and 24364 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:05,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:05,671 INFO L93 Difference]: Finished difference Result 42833 states and 85136 transitions. [2022-03-01 17:03:05,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 17:03:05,671 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:03:05,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:05,736 INFO L225 Difference]: With dead ends: 42833 [2022-03-01 17:03:05,737 INFO L226 Difference]: Without dead ends: 42833 [2022-03-01 17:03:05,737 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 848 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=680, Invalid=2860, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 17:03:05,737 INFO L933 BasicCegarLoop]: 1717 mSDtfsCounter, 1945 mSDsluCounter, 11050 mSDsCounter, 0 mSdLazyCounter, 8318 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1945 SdHoareTripleChecker+Valid, 12764 SdHoareTripleChecker+Invalid, 8404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 8318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:05,737 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1945 Valid, 12764 Invalid, 8404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 8318 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-03-01 17:03:05,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42833 states. [2022-03-01 17:03:06,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42833 to 12127. [2022-03-01 17:03:06,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12127 states, 12048 states have (on average 1.99933598937583) internal successors, (24088), 12126 states have internal predecessors, (24088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:06,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12127 states to 12127 states and 24088 transitions. [2022-03-01 17:03:06,068 INFO L78 Accepts]: Start accepts. Automaton has 12127 states and 24088 transitions. Word has length 104 [2022-03-01 17:03:06,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:06,068 INFO L470 AbstractCegarLoop]: Abstraction has 12127 states and 24088 transitions. [2022-03-01 17:03:06,069 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:06,069 INFO L276 IsEmpty]: Start isEmpty. Operand 12127 states and 24088 transitions. [2022-03-01 17:03:06,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:03:06,070 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:06,070 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:06,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-01 17:03:06,070 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:03:06,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:06,071 INFO L85 PathProgramCache]: Analyzing trace with hash -1774825809, now seen corresponding path program 35 times [2022-03-01 17:03:06,071 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:06,071 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346314758] [2022-03-01 17:03:06,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:06,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:06,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:06,296 INFO 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 17:03:06,296 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:06,296 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346314758] [2022-03-01 17:03:06,296 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346314758] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:06,296 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:06,296 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:03:06,296 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177504513] [2022-03-01 17:03:06,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:06,297 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:03:06,297 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:06,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:03:06,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:03:06,297 INFO L87 Difference]: Start difference. First operand 12127 states and 24088 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:07,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:07,735 INFO L93 Difference]: Finished difference Result 29332 states and 58261 transitions. [2022-03-01 17:03:07,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 17:03:07,735 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:03:07,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:07,778 INFO L225 Difference]: With dead ends: 29332 [2022-03-01 17:03:07,778 INFO L226 Difference]: Without dead ends: 29332 [2022-03-01 17:03:07,778 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 336 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=354, Invalid=1286, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 17:03:07,782 INFO L933 BasicCegarLoop]: 920 mSDtfsCounter, 2000 mSDsluCounter, 4777 mSDsCounter, 0 mSdLazyCounter, 2909 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2000 SdHoareTripleChecker+Valid, 5694 SdHoareTripleChecker+Invalid, 3023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 2909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:07,782 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2000 Valid, 5694 Invalid, 3023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 2909 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 17:03:07,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29332 states. [2022-03-01 17:03:08,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29332 to 12479. [2022-03-01 17:03:08,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12479 states, 12400 states have (on average 2.0003225806451614) internal successors, (24804), 12478 states have internal predecessors, (24804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:08,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12479 states to 12479 states and 24804 transitions. [2022-03-01 17:03:08,042 INFO L78 Accepts]: Start accepts. Automaton has 12479 states and 24804 transitions. Word has length 104 [2022-03-01 17:03:08,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:08,042 INFO L470 AbstractCegarLoop]: Abstraction has 12479 states and 24804 transitions. [2022-03-01 17:03:08,042 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:08,043 INFO L276 IsEmpty]: Start isEmpty. Operand 12479 states and 24804 transitions. [2022-03-01 17:03:08,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:03:08,044 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:08,044 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:08,044 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-01 17:03:08,044 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:03:08,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:08,044 INFO L85 PathProgramCache]: Analyzing trace with hash -742581143, now seen corresponding path program 36 times [2022-03-01 17:03:08,045 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:08,045 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719006765] [2022-03-01 17:03:08,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:08,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:08,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:08,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:03:08,259 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:08,259 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719006765] [2022-03-01 17:03:08,259 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719006765] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:08,259 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:08,259 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:03:08,259 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270640378] [2022-03-01 17:03:08,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:08,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:03:08,259 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:08,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:03:08,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:03:08,260 INFO L87 Difference]: Start difference. First operand 12479 states and 24804 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:10,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:10,347 INFO L93 Difference]: Finished difference Result 29326 states and 58253 transitions. [2022-03-01 17:03:10,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-01 17:03:10,347 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:03:10,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:10,390 INFO L225 Difference]: With dead ends: 29326 [2022-03-01 17:03:10,391 INFO L226 Difference]: Without dead ends: 29326 [2022-03-01 17:03:10,391 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 382 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=385, Invalid=1421, Unknown=0, NotChecked=0, Total=1806 [2022-03-01 17:03:10,391 INFO L933 BasicCegarLoop]: 917 mSDtfsCounter, 1951 mSDsluCounter, 5757 mSDsCounter, 0 mSdLazyCounter, 4187 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1951 SdHoareTripleChecker+Valid, 6671 SdHoareTripleChecker+Invalid, 4288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 4187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:10,391 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1951 Valid, 6671 Invalid, 4288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 4187 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:03:10,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29326 states. [2022-03-01 17:03:10,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29326 to 12493. [2022-03-01 17:03:10,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12493 states, 12414 states have (on average 2.000402771064927) internal successors, (24833), 12492 states have internal predecessors, (24833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:10,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12493 states to 12493 states and 24833 transitions. [2022-03-01 17:03:10,642 INFO L78 Accepts]: Start accepts. Automaton has 12493 states and 24833 transitions. Word has length 104 [2022-03-01 17:03:10,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:10,643 INFO L470 AbstractCegarLoop]: Abstraction has 12493 states and 24833 transitions. [2022-03-01 17:03:10,643 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:10,643 INFO L276 IsEmpty]: Start isEmpty. Operand 12493 states and 24833 transitions. [2022-03-01 17:03:10,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:03:10,644 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:10,644 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:03:10,644 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-01 17:03:10,644 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:03:10,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:10,645 INFO L85 PathProgramCache]: Analyzing trace with hash 448146095, now seen corresponding path program 37 times [2022-03-01 17:03:10,645 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:10,645 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9366256] [2022-03-01 17:03:10,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:10,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:10,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:10,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:03:10,796 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:10,796 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9366256] [2022-03-01 17:03:10,796 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9366256] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:10,796 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:10,796 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:03:10,796 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680334816] [2022-03-01 17:03:10,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:10,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:03:10,796 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:10,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:03:10,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:03:10,797 INFO L87 Difference]: Start difference. First operand 12493 states and 24833 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:12,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:12,859 INFO L93 Difference]: Finished difference Result 29501 states and 58603 transitions. [2022-03-01 17:03:12,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:03:12,859 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:03:12,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:12,910 INFO L225 Difference]: With dead ends: 29501 [2022-03-01 17:03:12,910 INFO L226 Difference]: Without dead ends: 29501 [2022-03-01 17:03:12,910 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 362 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=354, Invalid=1368, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 17:03:12,927 INFO L933 BasicCegarLoop]: 915 mSDtfsCounter, 1863 mSDsluCounter, 6134 mSDsCounter, 0 mSdLazyCounter, 4680 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1863 SdHoareTripleChecker+Valid, 7046 SdHoareTripleChecker+Invalid, 4784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 4680 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:12,927 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1863 Valid, 7046 Invalid, 4784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 4680 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:03:12,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29501 states. [2022-03-01 17:03:13,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29501 to 12507. [2022-03-01 17:03:13,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12507 states, 12428 states have (on average 2.0004827808175087) internal successors, (24862), 12506 states have internal predecessors, (24862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:13,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12507 states to 12507 states and 24862 transitions. [2022-03-01 17:03:13,176 INFO L78 Accepts]: Start accepts. Automaton has 12507 states and 24862 transitions. Word has length 104 [2022-03-01 17:03:13,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:13,176 INFO L470 AbstractCegarLoop]: Abstraction has 12507 states and 24862 transitions. [2022-03-01 17:03:13,176 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:13,176 INFO L276 IsEmpty]: Start isEmpty. Operand 12507 states and 24862 transitions. [2022-03-01 17:03:13,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:03:13,178 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:13,178 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:03:13,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-01 17:03:13,178 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:03:13,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:13,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1804972883, now seen corresponding path program 38 times [2022-03-01 17:03:13,178 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:13,178 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839149544] [2022-03-01 17:03:13,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:13,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:13,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:03:13,340 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:13,340 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839149544] [2022-03-01 17:03:13,340 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839149544] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:13,340 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:13,340 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:03:13,340 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254404080] [2022-03-01 17:03:13,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:13,341 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:03:13,341 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:13,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:03:13,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:03:13,341 INFO L87 Difference]: Start difference. First operand 12507 states and 24862 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:15,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:15,498 INFO L93 Difference]: Finished difference Result 29416 states and 58433 transitions. [2022-03-01 17:03:15,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:03:15,498 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:03:15,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:15,538 INFO L225 Difference]: With dead ends: 29416 [2022-03-01 17:03:15,538 INFO L226 Difference]: Without dead ends: 29416 [2022-03-01 17:03:15,539 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 361 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=355, Invalid=1367, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 17:03:15,539 INFO L933 BasicCegarLoop]: 922 mSDtfsCounter, 1860 mSDsluCounter, 5687 mSDsCounter, 0 mSdLazyCounter, 4024 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1860 SdHoareTripleChecker+Valid, 6606 SdHoareTripleChecker+Invalid, 4135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 4024 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:15,539 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1860 Valid, 6606 Invalid, 4135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 4024 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 17:03:15,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29416 states. [2022-03-01 17:03:15,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29416 to 12507. [2022-03-01 17:03:15,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12507 states, 12428 states have (on average 2.0004827808175087) internal successors, (24862), 12506 states have internal predecessors, (24862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:15,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12507 states to 12507 states and 24862 transitions. [2022-03-01 17:03:15,785 INFO L78 Accepts]: Start accepts. Automaton has 12507 states and 24862 transitions. Word has length 104 [2022-03-01 17:03:15,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:15,785 INFO L470 AbstractCegarLoop]: Abstraction has 12507 states and 24862 transitions. [2022-03-01 17:03:15,785 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:15,785 INFO L276 IsEmpty]: Start isEmpty. Operand 12507 states and 24862 transitions. [2022-03-01 17:03:15,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:03:15,786 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:15,787 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:15,787 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-01 17:03:15,787 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:03:15,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:15,787 INFO L85 PathProgramCache]: Analyzing trace with hash -1436326939, now seen corresponding path program 39 times [2022-03-01 17:03:15,787 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:15,787 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16791711] [2022-03-01 17:03:15,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:15,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:15,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:15,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:03:15,921 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:15,921 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16791711] [2022-03-01 17:03:15,922 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16791711] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:15,922 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:15,922 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:03:15,922 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713916310] [2022-03-01 17:03:15,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:15,922 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:03:15,922 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:15,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:03:15,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:03:15,922 INFO L87 Difference]: Start difference. First operand 12507 states and 24862 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:18,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:18,626 INFO L93 Difference]: Finished difference Result 29661 states and 58919 transitions. [2022-03-01 17:03:18,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-01 17:03:18,627 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:03:18,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:18,673 INFO L225 Difference]: With dead ends: 29661 [2022-03-01 17:03:18,673 INFO L226 Difference]: Without dead ends: 29661 [2022-03-01 17:03:18,674 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 777 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=735, Invalid=2687, Unknown=0, NotChecked=0, Total=3422 [2022-03-01 17:03:18,674 INFO L933 BasicCegarLoop]: 1049 mSDtfsCounter, 2114 mSDsluCounter, 7081 mSDsCounter, 0 mSdLazyCounter, 6383 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2114 SdHoareTripleChecker+Valid, 8125 SdHoareTripleChecker+Invalid, 6527 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 6383 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:18,674 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2114 Valid, 8125 Invalid, 6527 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 6383 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:03:18,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29661 states. [2022-03-01 17:03:18,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29661 to 12521. [2022-03-01 17:03:18,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12521 states, 12442 states have (on average 2.0005626105127794) internal successors, (24891), 12520 states have internal predecessors, (24891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:18,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12521 states to 12521 states and 24891 transitions. [2022-03-01 17:03:18,911 INFO L78 Accepts]: Start accepts. Automaton has 12521 states and 24891 transitions. Word has length 104 [2022-03-01 17:03:18,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:18,911 INFO L470 AbstractCegarLoop]: Abstraction has 12521 states and 24891 transitions. [2022-03-01 17:03:18,911 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:18,911 INFO L276 IsEmpty]: Start isEmpty. Operand 12521 states and 24891 transitions. [2022-03-01 17:03:18,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:03:18,913 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:18,913 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:18,913 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-01 17:03:18,913 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:03:18,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:18,913 INFO L85 PathProgramCache]: Analyzing trace with hash 770661577, now seen corresponding path program 16 times [2022-03-01 17:03:18,913 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:18,913 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496541181] [2022-03-01 17:03:18,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:18,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:18,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:19,033 INFO 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 17:03:19,033 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:19,033 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496541181] [2022-03-01 17:03:19,033 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496541181] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:19,033 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:19,033 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:03:19,033 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009644738] [2022-03-01 17:03:19,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:19,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:03:19,034 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:19,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:03:19,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:03:19,034 INFO L87 Difference]: Start difference. First operand 12521 states and 24891 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:22,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:22,006 INFO L93 Difference]: Finished difference Result 39329 states and 78148 transitions. [2022-03-01 17:03:22,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-01 17:03:22,006 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:03:22,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:22,065 INFO L225 Difference]: With dead ends: 39329 [2022-03-01 17:03:22,065 INFO L226 Difference]: Without dead ends: 39329 [2022-03-01 17:03:22,065 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 538 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=384, Invalid=1778, Unknown=0, NotChecked=0, Total=2162 [2022-03-01 17:03:22,065 INFO L933 BasicCegarLoop]: 1116 mSDtfsCounter, 2676 mSDsluCounter, 8245 mSDsCounter, 0 mSdLazyCounter, 5840 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2676 SdHoareTripleChecker+Valid, 9359 SdHoareTripleChecker+Invalid, 5894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 5840 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:22,065 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2676 Valid, 9359 Invalid, 5894 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 5840 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-01 17:03:22,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39329 states. [2022-03-01 17:03:22,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39329 to 12553. [2022-03-01 17:03:22,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12553 states, 12474 states have (on average 2.0006413339746674) internal successors, (24956), 12552 states have internal predecessors, (24956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:22,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12553 states to 12553 states and 24956 transitions. [2022-03-01 17:03:22,372 INFO L78 Accepts]: Start accepts. Automaton has 12553 states and 24956 transitions. Word has length 104 [2022-03-01 17:03:22,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:22,372 INFO L470 AbstractCegarLoop]: Abstraction has 12553 states and 24956 transitions. [2022-03-01 17:03:22,372 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:22,372 INFO L276 IsEmpty]: Start isEmpty. Operand 12553 states and 24956 transitions. [2022-03-01 17:03:22,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:03:22,373 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:22,373 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:22,374 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-01 17:03:22,374 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:03:22,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:22,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1623821933, now seen corresponding path program 40 times [2022-03-01 17:03:22,374 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:22,374 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485776637] [2022-03-01 17:03:22,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:22,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:22,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:22,494 INFO 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 17:03:22,494 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:22,494 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485776637] [2022-03-01 17:03:22,494 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485776637] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:22,495 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:22,495 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:03:22,495 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131583153] [2022-03-01 17:03:22,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:22,495 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:03:22,495 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:22,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:03:22,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:03:22,495 INFO L87 Difference]: Start difference. First operand 12553 states and 24956 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:25,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:25,456 INFO L93 Difference]: Finished difference Result 39307 states and 78096 transitions. [2022-03-01 17:03:25,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-01 17:03:25,457 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:03:25,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:25,516 INFO L225 Difference]: With dead ends: 39307 [2022-03-01 17:03:25,517 INFO L226 Difference]: Without dead ends: 39307 [2022-03-01 17:03:25,517 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 979 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=786, Invalid=3120, Unknown=0, NotChecked=0, Total=3906 [2022-03-01 17:03:25,517 INFO L933 BasicCegarLoop]: 1206 mSDtfsCounter, 2810 mSDsluCounter, 8472 mSDsCounter, 0 mSdLazyCounter, 6628 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2810 SdHoareTripleChecker+Valid, 9674 SdHoareTripleChecker+Invalid, 6778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 6628 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:25,518 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2810 Valid, 9674 Invalid, 6778 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 6628 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 17:03:25,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39307 states. [2022-03-01 17:03:25,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39307 to 12445. [2022-03-01 17:03:25,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12445 states, 12366 states have (on average 2.000323467572376) internal successors, (24736), 12444 states have internal predecessors, (24736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:25,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12445 states to 12445 states and 24736 transitions. [2022-03-01 17:03:25,816 INFO L78 Accepts]: Start accepts. Automaton has 12445 states and 24736 transitions. Word has length 104 [2022-03-01 17:03:25,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:25,816 INFO L470 AbstractCegarLoop]: Abstraction has 12445 states and 24736 transitions. [2022-03-01 17:03:25,816 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:25,816 INFO L276 IsEmpty]: Start isEmpty. Operand 12445 states and 24736 transitions. [2022-03-01 17:03:25,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:03:25,817 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:25,817 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:25,817 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-01 17:03:25,817 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:03:25,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:25,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1404267169, now seen corresponding path program 17 times [2022-03-01 17:03:25,818 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:25,818 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33583506] [2022-03-01 17:03:25,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:25,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:25,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:03:25,958 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:25,958 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33583506] [2022-03-01 17:03:25,958 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [33583506] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:25,958 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:25,958 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:03:25,958 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926848670] [2022-03-01 17:03:25,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:25,958 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:03:25,958 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:25,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:03:25,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:03:25,959 INFO L87 Difference]: Start difference. First operand 12445 states and 24736 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:27,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:27,929 INFO L93 Difference]: Finished difference Result 39898 states and 79284 transitions. [2022-03-01 17:03:27,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-01 17:03:27,929 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:03:27,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:27,999 INFO L225 Difference]: With dead ends: 39898 [2022-03-01 17:03:27,999 INFO L226 Difference]: Without dead ends: 39898 [2022-03-01 17:03:28,000 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 483 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=360, Invalid=1620, Unknown=0, NotChecked=0, Total=1980 [2022-03-01 17:03:28,000 INFO L933 BasicCegarLoop]: 1124 mSDtfsCounter, 2322 mSDsluCounter, 7168 mSDsCounter, 0 mSdLazyCounter, 4669 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2322 SdHoareTripleChecker+Valid, 8290 SdHoareTripleChecker+Invalid, 4735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 4669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:28,000 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2322 Valid, 8290 Invalid, 4735 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 4669 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:03:28,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39898 states. [2022-03-01 17:03:28,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39898 to 12485. [2022-03-01 17:03:28,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12485 states, 12406 states have (on average 2.0004030307915524) internal successors, (24817), 12484 states have internal predecessors, (24817), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:28,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12485 states to 12485 states and 24817 transitions. [2022-03-01 17:03:28,307 INFO L78 Accepts]: Start accepts. Automaton has 12485 states and 24817 transitions. Word has length 104 [2022-03-01 17:03:28,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:28,307 INFO L470 AbstractCegarLoop]: Abstraction has 12485 states and 24817 transitions. [2022-03-01 17:03:28,307 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:28,307 INFO L276 IsEmpty]: Start isEmpty. Operand 12485 states and 24817 transitions. [2022-03-01 17:03:28,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:03:28,309 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:28,309 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:28,309 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-01 17:03:28,309 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:03:28,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:28,309 INFO L85 PathProgramCache]: Analyzing trace with hash 1489095841, now seen corresponding path program 18 times [2022-03-01 17:03:28,309 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:28,309 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143846877] [2022-03-01 17:03:28,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:28,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:28,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:28,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:03:28,465 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:28,465 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143846877] [2022-03-01 17:03:28,465 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143846877] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:28,465 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:28,465 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:03:28,465 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555111339] [2022-03-01 17:03:28,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:28,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:03:28,465 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:28,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:03:28,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:03:28,466 INFO L87 Difference]: Start difference. First operand 12485 states and 24817 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:30,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:30,776 INFO L93 Difference]: Finished difference Result 39999 states and 79486 transitions. [2022-03-01 17:03:30,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-01 17:03:30,776 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:03:30,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:30,836 INFO L225 Difference]: With dead ends: 39999 [2022-03-01 17:03:30,836 INFO L226 Difference]: Without dead ends: 39999 [2022-03-01 17:03:30,836 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 460 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=339, Invalid=1553, Unknown=0, NotChecked=0, Total=1892 [2022-03-01 17:03:30,837 INFO L933 BasicCegarLoop]: 1108 mSDtfsCounter, 2223 mSDsluCounter, 7606 mSDsCounter, 0 mSdLazyCounter, 5149 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2223 SdHoareTripleChecker+Valid, 8712 SdHoareTripleChecker+Invalid, 5228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 5149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:30,842 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2223 Valid, 8712 Invalid, 5228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 5149 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:03:30,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39999 states. [2022-03-01 17:03:31,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39999 to 12497. [2022-03-01 17:03:31,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12497 states, 12418 states have (on average 2.000483169592527) internal successors, (24842), 12496 states have internal predecessors, (24842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:31,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12497 states to 12497 states and 24842 transitions. [2022-03-01 17:03:31,159 INFO L78 Accepts]: Start accepts. Automaton has 12497 states and 24842 transitions. Word has length 104 [2022-03-01 17:03:31,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:31,160 INFO L470 AbstractCegarLoop]: Abstraction has 12497 states and 24842 transitions. [2022-03-01 17:03:31,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:31,160 INFO L276 IsEmpty]: Start isEmpty. Operand 12497 states and 24842 transitions. [2022-03-01 17:03:31,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:03:31,161 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:31,161 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:31,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-01 17:03:31,161 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:03:31,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:31,162 INFO L85 PathProgramCache]: Analyzing trace with hash 568519875, now seen corresponding path program 19 times [2022-03-01 17:03:31,162 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:31,162 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069388786] [2022-03-01 17:03:31,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:31,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:31,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:31,310 INFO 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 17:03:31,311 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:31,311 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069388786] [2022-03-01 17:03:31,311 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069388786] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:31,311 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:31,311 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:03:31,311 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943400175] [2022-03-01 17:03:31,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:31,311 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:03:31,311 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:31,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:03:31,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:03:31,312 INFO L87 Difference]: Start difference. First operand 12497 states and 24842 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:33,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:33,057 INFO L93 Difference]: Finished difference Result 40073 states and 79634 transitions. [2022-03-01 17:03:33,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-01 17:03:33,057 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:03:33,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:33,119 INFO L225 Difference]: With dead ends: 40073 [2022-03-01 17:03:33,119 INFO L226 Difference]: Without dead ends: 40073 [2022-03-01 17:03:33,120 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 433 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=321, Invalid=1485, Unknown=0, NotChecked=0, Total=1806 [2022-03-01 17:03:33,120 INFO L933 BasicCegarLoop]: 1073 mSDtfsCounter, 2181 mSDsluCounter, 6317 mSDsCounter, 0 mSdLazyCounter, 3607 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2181 SdHoareTripleChecker+Valid, 7388 SdHoareTripleChecker+Invalid, 3683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 3607 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:33,120 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2181 Valid, 7388 Invalid, 3683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 3607 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:03:33,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40073 states. [2022-03-01 17:03:33,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40073 to 12509. [2022-03-01 17:03:33,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12509 states, 12430 states have (on average 2.0005631536604986) internal successors, (24867), 12508 states have internal predecessors, (24867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:33,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12509 states to 12509 states and 24867 transitions. [2022-03-01 17:03:33,420 INFO L78 Accepts]: Start accepts. Automaton has 12509 states and 24867 transitions. Word has length 104 [2022-03-01 17:03:33,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:33,420 INFO L470 AbstractCegarLoop]: Abstraction has 12509 states and 24867 transitions. [2022-03-01 17:03:33,420 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:33,420 INFO L276 IsEmpty]: Start isEmpty. Operand 12509 states and 24867 transitions. [2022-03-01 17:03:33,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:03:33,422 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:33,422 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:33,422 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-03-01 17:03:33,422 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:03:33,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:33,422 INFO L85 PathProgramCache]: Analyzing trace with hash -588590337, now seen corresponding path program 20 times [2022-03-01 17:03:33,422 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:33,422 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882211657] [2022-03-01 17:03:33,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:33,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:33,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:33,558 INFO 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 17:03:33,558 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:33,558 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882211657] [2022-03-01 17:03:33,558 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882211657] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:33,558 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:33,558 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:03:33,558 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481775303] [2022-03-01 17:03:33,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:33,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:03:33,559 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:33,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:03:33,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:03:33,559 INFO L87 Difference]: Start difference. First operand 12509 states and 24867 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:36,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:36,078 INFO L93 Difference]: Finished difference Result 49650 states and 98674 transitions. [2022-03-01 17:03:36,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-01 17:03:36,079 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:03:36,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:36,170 INFO L225 Difference]: With dead ends: 49650 [2022-03-01 17:03:36,171 INFO L226 Difference]: Without dead ends: 49650 [2022-03-01 17:03:36,171 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 543 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=384, Invalid=1778, Unknown=0, NotChecked=0, Total=2162 [2022-03-01 17:03:36,171 INFO L933 BasicCegarLoop]: 1225 mSDtfsCounter, 2539 mSDsluCounter, 7488 mSDsCounter, 0 mSdLazyCounter, 4312 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2539 SdHoareTripleChecker+Valid, 8711 SdHoareTripleChecker+Invalid, 4361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 4312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:36,171 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2539 Valid, 8711 Invalid, 4361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 4312 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:03:36,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49650 states. [2022-03-01 17:03:36,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49650 to 12545. [2022-03-01 17:03:36,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12545 states, 12466 states have (on average 2.0006417455478904) internal successors, (24940), 12544 states have internal predecessors, (24940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:36,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12545 states to 12545 states and 24940 transitions. [2022-03-01 17:03:36,537 INFO L78 Accepts]: Start accepts. Automaton has 12545 states and 24940 transitions. Word has length 104 [2022-03-01 17:03:36,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:36,537 INFO L470 AbstractCegarLoop]: Abstraction has 12545 states and 24940 transitions. [2022-03-01 17:03:36,537 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:36,538 INFO L276 IsEmpty]: Start isEmpty. Operand 12545 states and 24940 transitions. [2022-03-01 17:03:36,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:03:36,539 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:36,539 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:36,539 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-01 17:03:36,539 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:03:36,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:36,539 INFO L85 PathProgramCache]: Analyzing trace with hash 53690477, now seen corresponding path program 41 times [2022-03-01 17:03:36,539 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:36,539 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637678686] [2022-03-01 17:03:36,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:36,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:36,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:36,818 INFO 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 17:03:36,818 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:36,818 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637678686] [2022-03-01 17:03:36,818 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [637678686] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:36,818 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:36,818 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:03:36,819 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052660120] [2022-03-01 17:03:36,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:36,819 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:03:36,819 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:36,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:03:36,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:03:36,819 INFO L87 Difference]: Start difference. First operand 12545 states and 24940 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:40,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:40,824 INFO L93 Difference]: Finished difference Result 49824 states and 99001 transitions. [2022-03-01 17:03:40,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-01 17:03:40,824 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:03:40,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:40,921 INFO L225 Difference]: With dead ends: 49824 [2022-03-01 17:03:40,921 INFO L226 Difference]: Without dead ends: 49824 [2022-03-01 17:03:40,922 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1068 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=850, Invalid=3440, Unknown=0, NotChecked=0, Total=4290 [2022-03-01 17:03:40,923 INFO L933 BasicCegarLoop]: 1433 mSDtfsCounter, 2684 mSDsluCounter, 10133 mSDsCounter, 0 mSdLazyCounter, 8868 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2684 SdHoareTripleChecker+Valid, 11561 SdHoareTripleChecker+Invalid, 8948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 8868 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:40,923 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2684 Valid, 11561 Invalid, 8948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 8868 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-03-01 17:03:40,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49824 states. [2022-03-01 17:03:41,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49824 to 12449. [2022-03-01 17:03:41,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12449 states, 12370 states have (on average 2.0003233629749393) internal successors, (24744), 12448 states have internal predecessors, (24744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:41,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12449 states to 12449 states and 24744 transitions. [2022-03-01 17:03:41,332 INFO L78 Accepts]: Start accepts. Automaton has 12449 states and 24744 transitions. Word has length 104 [2022-03-01 17:03:41,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:41,332 INFO L470 AbstractCegarLoop]: Abstraction has 12449 states and 24744 transitions. [2022-03-01 17:03:41,332 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:41,332 INFO L276 IsEmpty]: Start isEmpty. Operand 12449 states and 24744 transitions. [2022-03-01 17:03:41,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:03:41,333 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:41,333 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:41,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-01 17:03:41,333 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:03:41,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:41,334 INFO L85 PathProgramCache]: Analyzing trace with hash 735009467, now seen corresponding path program 21 times [2022-03-01 17:03:41,334 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:41,334 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825784709] [2022-03-01 17:03:41,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:41,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:41,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:41,436 INFO 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 17:03:41,437 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:41,438 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825784709] [2022-03-01 17:03:41,438 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825784709] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:41,438 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:41,439 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:03:41,439 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076552544] [2022-03-01 17:03:41,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:41,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:03:41,439 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:41,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:03:41,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:03:41,439 INFO L87 Difference]: Start difference. First operand 12449 states and 24744 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:43,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:43,989 INFO L93 Difference]: Finished difference Result 58826 states and 116912 transitions. [2022-03-01 17:03:43,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-01 17:03:43,989 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:03:43,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:44,098 INFO L225 Difference]: With dead ends: 58826 [2022-03-01 17:03:44,099 INFO L226 Difference]: Without dead ends: 58826 [2022-03-01 17:03:44,099 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 613 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=413, Invalid=1939, Unknown=0, NotChecked=0, Total=2352 [2022-03-01 17:03:44,099 INFO L933 BasicCegarLoop]: 1293 mSDtfsCounter, 2540 mSDsluCounter, 7710 mSDsCounter, 0 mSdLazyCounter, 4253 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2540 SdHoareTripleChecker+Valid, 9001 SdHoareTripleChecker+Invalid, 4308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 4253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:44,099 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2540 Valid, 9001 Invalid, 4308 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 4253 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:03:44,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58826 states. [2022-03-01 17:03:44,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58826 to 12545. [2022-03-01 17:03:44,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12545 states, 12466 states have (on average 2.0006417455478904) internal successors, (24940), 12544 states have internal predecessors, (24940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:44,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12545 states to 12545 states and 24940 transitions. [2022-03-01 17:03:44,478 INFO L78 Accepts]: Start accepts. Automaton has 12545 states and 24940 transitions. Word has length 104 [2022-03-01 17:03:44,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:44,479 INFO L470 AbstractCegarLoop]: Abstraction has 12545 states and 24940 transitions. [2022-03-01 17:03:44,479 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:44,479 INFO L276 IsEmpty]: Start isEmpty. Operand 12545 states and 24940 transitions. [2022-03-01 17:03:44,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:03:44,480 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:44,480 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:44,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-01 17:03:44,480 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:03:44,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:44,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1377290281, now seen corresponding path program 42 times [2022-03-01 17:03:44,481 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:44,481 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587810573] [2022-03-01 17:03:44,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:44,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:44,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:44,592 INFO 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 17:03:44,593 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:44,593 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587810573] [2022-03-01 17:03:44,593 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587810573] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:44,593 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:44,593 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:03:44,593 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838276014] [2022-03-01 17:03:44,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:44,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:03:44,593 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:44,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:03:44,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:03:44,594 INFO L87 Difference]: Start difference. First operand 12545 states and 24940 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:48,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:48,389 INFO L93 Difference]: Finished difference Result 59292 states and 117818 transitions. [2022-03-01 17:03:48,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-01 17:03:48,389 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:03:48,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:48,491 INFO L225 Difference]: With dead ends: 59292 [2022-03-01 17:03:48,491 INFO L226 Difference]: Without dead ends: 59292 [2022-03-01 17:03:48,491 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1068 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=850, Invalid=3440, Unknown=0, NotChecked=0, Total=4290 [2022-03-01 17:03:48,491 INFO L933 BasicCegarLoop]: 1651 mSDtfsCounter, 2673 mSDsluCounter, 9704 mSDsCounter, 0 mSdLazyCounter, 7222 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2673 SdHoareTripleChecker+Valid, 11352 SdHoareTripleChecker+Invalid, 7317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 7222 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:48,492 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2673 Valid, 11352 Invalid, 7317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 7222 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-03-01 17:03:48,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59292 states. [2022-03-01 17:03:48,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59292 to 12439. [2022-03-01 17:03:49,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12439 states, 12360 states have (on average 2.0003236245954694) internal successors, (24724), 12438 states have internal predecessors, (24724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:49,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12439 states to 12439 states and 24724 transitions. [2022-03-01 17:03:49,022 INFO L78 Accepts]: Start accepts. Automaton has 12439 states and 24724 transitions. Word has length 104 [2022-03-01 17:03:49,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:49,023 INFO L470 AbstractCegarLoop]: Abstraction has 12439 states and 24724 transitions. [2022-03-01 17:03:49,023 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:49,023 INFO L276 IsEmpty]: Start isEmpty. Operand 12439 states and 24724 transitions. [2022-03-01 17:03:49,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:03:49,024 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:49,024 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:03:49,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-01 17:03:49,024 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:03:49,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:49,026 INFO L85 PathProgramCache]: Analyzing trace with hash -250779487, now seen corresponding path program 22 times [2022-03-01 17:03:49,026 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:49,026 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122293268] [2022-03-01 17:03:49,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:49,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:49,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:49,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:03:49,202 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:49,202 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122293268] [2022-03-01 17:03:49,202 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122293268] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:49,202 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:49,202 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:03:49,202 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623228899] [2022-03-01 17:03:49,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:49,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:03:49,202 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:49,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:03:49,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:03:49,203 INFO L87 Difference]: Start difference. First operand 12439 states and 24724 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:51,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:51,619 INFO L93 Difference]: Finished difference Result 29382 states and 58368 transitions. [2022-03-01 17:03:51,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-01 17:03:51,619 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:03:51,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:51,658 INFO L225 Difference]: With dead ends: 29382 [2022-03-01 17:03:51,659 INFO L226 Difference]: Without dead ends: 29382 [2022-03-01 17:03:51,659 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 294 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=286, Invalid=1196, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:03:51,659 INFO L933 BasicCegarLoop]: 1010 mSDtfsCounter, 2047 mSDsluCounter, 7054 mSDsCounter, 0 mSdLazyCounter, 4814 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2047 SdHoareTripleChecker+Valid, 8062 SdHoareTripleChecker+Invalid, 4875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 4814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:51,659 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2047 Valid, 8062 Invalid, 4875 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 4814 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:03:51,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29382 states. [2022-03-01 17:03:51,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29382 to 12475. [2022-03-01 17:03:51,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12475 states, 12396 states have (on average 2.000403355921265) internal successors, (24797), 12474 states have internal predecessors, (24797), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:51,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12475 states to 12475 states and 24797 transitions. [2022-03-01 17:03:51,875 INFO L78 Accepts]: Start accepts. Automaton has 12475 states and 24797 transitions. Word has length 104 [2022-03-01 17:03:51,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:51,875 INFO L470 AbstractCegarLoop]: Abstraction has 12475 states and 24797 transitions. [2022-03-01 17:03:51,875 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:51,875 INFO L276 IsEmpty]: Start isEmpty. Operand 12475 states and 24797 transitions. [2022-03-01 17:03:51,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:03:51,877 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:51,877 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:51,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-01 17:03:51,877 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:03:51,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:51,877 INFO L85 PathProgramCache]: Analyzing trace with hash -165950815, now seen corresponding path program 23 times [2022-03-01 17:03:51,877 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:51,877 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575383616] [2022-03-01 17:03:51,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:51,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:51,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:52,024 INFO 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 17:03:52,025 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:52,025 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575383616] [2022-03-01 17:03:52,025 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575383616] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:52,025 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:52,025 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:03:52,025 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144081816] [2022-03-01 17:03:52,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:52,025 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:03:52,025 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:52,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:03:52,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:03:52,025 INFO L87 Difference]: Start difference. First operand 12475 states and 24797 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:54,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:54,133 INFO L93 Difference]: Finished difference Result 29483 states and 58570 transitions. [2022-03-01 17:03:54,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:03:54,133 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:03:54,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:54,238 INFO L225 Difference]: With dead ends: 29483 [2022-03-01 17:03:54,238 INFO L226 Difference]: Without dead ends: 29483 [2022-03-01 17:03:54,238 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 298 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=282, Invalid=1200, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:03:54,239 INFO L933 BasicCegarLoop]: 1009 mSDtfsCounter, 1912 mSDsluCounter, 6780 mSDsCounter, 0 mSdLazyCounter, 4699 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1912 SdHoareTripleChecker+Valid, 7787 SdHoareTripleChecker+Invalid, 4755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 4699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:54,239 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1912 Valid, 7787 Invalid, 4755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 4699 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:03:54,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29483 states. [2022-03-01 17:03:54,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29483 to 12487. [2022-03-01 17:03:54,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12487 states, 12408 states have (on average 2.000483558994197) internal successors, (24822), 12486 states have internal predecessors, (24822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:54,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12487 states to 12487 states and 24822 transitions. [2022-03-01 17:03:54,442 INFO L78 Accepts]: Start accepts. Automaton has 12487 states and 24822 transitions. Word has length 104 [2022-03-01 17:03:54,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:54,442 INFO L470 AbstractCegarLoop]: Abstraction has 12487 states and 24822 transitions. [2022-03-01 17:03:54,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:54,442 INFO L276 IsEmpty]: Start isEmpty. Operand 12487 states and 24822 transitions. [2022-03-01 17:03:54,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:03:54,444 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:54,444 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:54,444 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-01 17:03:54,444 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:03:54,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:54,444 INFO L85 PathProgramCache]: Analyzing trace with hash -1086526781, now seen corresponding path program 24 times [2022-03-01 17:03:54,444 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:54,444 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444794472] [2022-03-01 17:03:54,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:54,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:54,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:54,587 INFO 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 17:03:54,588 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:54,588 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444794472] [2022-03-01 17:03:54,588 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1444794472] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:54,588 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:54,588 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:03:54,588 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763664334] [2022-03-01 17:03:54,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:54,588 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:03:54,588 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:54,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:03:54,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:03:54,589 INFO L87 Difference]: Start difference. First operand 12487 states and 24822 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:56,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:56,510 INFO L93 Difference]: Finished difference Result 29557 states and 58718 transitions. [2022-03-01 17:03:56,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 17:03:56,511 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:03:56,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:56,556 INFO L225 Difference]: With dead ends: 29557 [2022-03-01 17:03:56,556 INFO L226 Difference]: Without dead ends: 29557 [2022-03-01 17:03:56,557 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 300 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=280, Invalid=1202, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:03:56,557 INFO L933 BasicCegarLoop]: 974 mSDtfsCounter, 1887 mSDsluCounter, 5895 mSDsCounter, 0 mSdLazyCounter, 3419 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1887 SdHoareTripleChecker+Valid, 6867 SdHoareTripleChecker+Invalid, 3492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 3419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:56,557 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1887 Valid, 6867 Invalid, 3492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 3419 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:03:56,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29557 states. [2022-03-01 17:03:56,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29557 to 12499. [2022-03-01 17:03:56,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12499 states, 12420 states have (on average 2.000563607085346) internal successors, (24847), 12498 states have internal predecessors, (24847), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:56,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12499 states to 12499 states and 24847 transitions. [2022-03-01 17:03:56,836 INFO L78 Accepts]: Start accepts. Automaton has 12499 states and 24847 transitions. Word has length 104 [2022-03-01 17:03:56,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:56,836 INFO L470 AbstractCegarLoop]: Abstraction has 12499 states and 24847 transitions. [2022-03-01 17:03:56,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:56,837 INFO L276 IsEmpty]: Start isEmpty. Operand 12499 states and 24847 transitions. [2022-03-01 17:03:56,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:03:56,838 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:56,838 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:56,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-01 17:03:56,838 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:03:56,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:56,838 INFO L85 PathProgramCache]: Analyzing trace with hash 2051330303, now seen corresponding path program 25 times [2022-03-01 17:03:56,838 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:56,838 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390836174] [2022-03-01 17:03:56,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:56,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:56,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:56,945 INFO 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 17:03:56,945 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:56,945 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390836174] [2022-03-01 17:03:56,945 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390836174] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:56,945 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:56,945 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:03:56,946 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709318043] [2022-03-01 17:03:56,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:56,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:03:56,946 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:56,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:03:56,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:03:56,946 INFO L87 Difference]: Start difference. First operand 12499 states and 24847 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:58,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:03:58,791 INFO L93 Difference]: Finished difference Result 29510 states and 58624 transitions. [2022-03-01 17:03:58,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-01 17:03:58,791 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:03:58,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:03:58,839 INFO L225 Difference]: With dead ends: 29510 [2022-03-01 17:03:58,839 INFO L226 Difference]: Without dead ends: 29510 [2022-03-01 17:03:58,840 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 403 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=330, Invalid=1476, Unknown=0, NotChecked=0, Total=1806 [2022-03-01 17:03:58,840 INFO L933 BasicCegarLoop]: 1040 mSDtfsCounter, 2224 mSDsluCounter, 6497 mSDsCounter, 0 mSdLazyCounter, 3736 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2224 SdHoareTripleChecker+Valid, 7535 SdHoareTripleChecker+Invalid, 3788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 3736 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:03:58,840 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2224 Valid, 7535 Invalid, 3788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 3736 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:03:58,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29510 states. [2022-03-01 17:03:59,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29510 to 12535. [2022-03-01 17:03:59,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12535 states, 12456 states have (on average 2.0006422607578678) internal successors, (24920), 12534 states have internal predecessors, (24920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:03:59,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12535 states to 12535 states and 24920 transitions. [2022-03-01 17:03:59,089 INFO L78 Accepts]: Start accepts. Automaton has 12535 states and 24920 transitions. Word has length 104 [2022-03-01 17:03:59,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:03:59,089 INFO L470 AbstractCegarLoop]: Abstraction has 12535 states and 24920 transitions. [2022-03-01 17:03:59,089 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:03:59,089 INFO L276 IsEmpty]: Start isEmpty. Operand 12535 states and 24920 transitions. [2022-03-01 17:03:59,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:03:59,091 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:03:59,091 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:59,091 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-01 17:03:59,091 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:03:59,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:03:59,091 INFO L85 PathProgramCache]: Analyzing trace with hash -1601356179, now seen corresponding path program 43 times [2022-03-01 17:03:59,091 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:03:59,091 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586072143] [2022-03-01 17:03:59,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:03:59,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:03:59,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:03:59,205 INFO 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 17:03:59,205 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:03:59,205 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586072143] [2022-03-01 17:03:59,205 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586072143] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:03:59,205 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:03:59,205 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:03:59,205 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953770181] [2022-03-01 17:03:59,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:03:59,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:03:59,205 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:03:59,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:03:59,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:03:59,206 INFO L87 Difference]: Start difference. First operand 12535 states and 24920 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:01,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:01,948 INFO L93 Difference]: Finished difference Result 29467 states and 58527 transitions. [2022-03-01 17:04:01,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-01 17:04:01,948 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:01,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:01,991 INFO L225 Difference]: With dead ends: 29467 [2022-03-01 17:04:01,991 INFO L226 Difference]: Without dead ends: 29467 [2022-03-01 17:04:01,992 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 726 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=604, Invalid=2588, Unknown=0, NotChecked=0, Total=3192 [2022-03-01 17:04:01,992 INFO L933 BasicCegarLoop]: 1101 mSDtfsCounter, 2369 mSDsluCounter, 7091 mSDsCounter, 0 mSdLazyCounter, 5019 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2369 SdHoareTripleChecker+Valid, 8188 SdHoareTripleChecker+Invalid, 5108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 5019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:01,992 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2369 Valid, 8188 Invalid, 5108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 5019 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:04:02,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29467 states. [2022-03-01 17:04:02,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29467 to 12479. [2022-03-01 17:04:02,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12479 states, 12400 states have (on average 2.0006451612903224) internal successors, (24808), 12478 states have internal predecessors, (24808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:02,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12479 states to 12479 states and 24808 transitions. [2022-03-01 17:04:02,304 INFO L78 Accepts]: Start accepts. Automaton has 12479 states and 24808 transitions. Word has length 104 [2022-03-01 17:04:02,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:02,304 INFO L470 AbstractCegarLoop]: Abstraction has 12479 states and 24808 transitions. [2022-03-01 17:04:02,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:02,304 INFO L276 IsEmpty]: Start isEmpty. Operand 12479 states and 24808 transitions. [2022-03-01 17:04:02,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:02,305 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:02,306 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:02,306 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-03-01 17:04:02,306 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:02,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:02,306 INFO L85 PathProgramCache]: Analyzing trace with hash 1170393667, now seen corresponding path program 26 times [2022-03-01 17:04:02,306 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:02,306 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741629206] [2022-03-01 17:04:02,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:02,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:02,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:02,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:04:02,460 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:02,460 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741629206] [2022-03-01 17:04:02,460 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741629206] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:02,461 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:02,461 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:02,461 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141939496] [2022-03-01 17:04:02,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:02,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:02,461 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:02,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:02,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:02,461 INFO L87 Difference]: Start difference. First operand 12479 states and 24808 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:04,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:04,541 INFO L93 Difference]: Finished difference Result 19477 states and 38678 transitions. [2022-03-01 17:04:04,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:04:04,541 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:04,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:04,567 INFO L225 Difference]: With dead ends: 19477 [2022-03-01 17:04:04,567 INFO L226 Difference]: Without dead ends: 19477 [2022-03-01 17:04:04,568 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 288 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=296, Invalid=1186, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:04:04,568 INFO L933 BasicCegarLoop]: 771 mSDtfsCounter, 1540 mSDsluCounter, 5830 mSDsCounter, 0 mSdLazyCounter, 4095 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1540 SdHoareTripleChecker+Valid, 6599 SdHoareTripleChecker+Invalid, 4172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 4095 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:04,568 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1540 Valid, 6599 Invalid, 4172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 4095 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:04:04,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19477 states. [2022-03-01 17:04:04,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19477 to 12481. [2022-03-01 17:04:04,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12481 states, 12402 states have (on average 2.000645057248831) internal successors, (24812), 12480 states have internal predecessors, (24812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:04,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12481 states to 12481 states and 24812 transitions. [2022-03-01 17:04:04,822 INFO L78 Accepts]: Start accepts. Automaton has 12481 states and 24812 transitions. Word has length 104 [2022-03-01 17:04:04,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:04,822 INFO L470 AbstractCegarLoop]: Abstraction has 12481 states and 24812 transitions. [2022-03-01 17:04:04,822 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:04,823 INFO L276 IsEmpty]: Start isEmpty. Operand 12481 states and 24812 transitions. [2022-03-01 17:04:04,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:04,824 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:04,824 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:04,824 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-01 17:04:04,824 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:04,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:04,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1255222339, now seen corresponding path program 27 times [2022-03-01 17:04:04,824 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:04,825 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779232413] [2022-03-01 17:04:04,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:04,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:04,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:04,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:04:04,974 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:04,974 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779232413] [2022-03-01 17:04:04,974 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779232413] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:04,974 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:04,974 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:04,974 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506592024] [2022-03-01 17:04:04,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:04,974 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:04,974 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:04,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:04,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:04,975 INFO L87 Difference]: Start difference. First operand 12481 states and 24812 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:06,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:06,841 INFO L93 Difference]: Finished difference Result 19568 states and 38860 transitions. [2022-03-01 17:04:06,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:04:06,842 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:06,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:06,866 INFO L225 Difference]: With dead ends: 19568 [2022-03-01 17:04:06,866 INFO L226 Difference]: Without dead ends: 19568 [2022-03-01 17:04:06,866 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=294, Invalid=1188, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:04:06,867 INFO L933 BasicCegarLoop]: 782 mSDtfsCounter, 1549 mSDsluCounter, 5375 mSDsCounter, 0 mSdLazyCounter, 3540 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1549 SdHoareTripleChecker+Valid, 6155 SdHoareTripleChecker+Invalid, 3622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 3540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:06,867 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1549 Valid, 6155 Invalid, 3622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 3540 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:04:06,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19568 states. [2022-03-01 17:04:07,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19568 to 12479. [2022-03-01 17:04:07,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12479 states, 12400 states have (on average 2.0006451612903224) internal successors, (24808), 12478 states have internal predecessors, (24808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:07,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12479 states to 12479 states and 24808 transitions. [2022-03-01 17:04:07,050 INFO L78 Accepts]: Start accepts. Automaton has 12479 states and 24808 transitions. Word has length 104 [2022-03-01 17:04:07,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:07,050 INFO L470 AbstractCegarLoop]: Abstraction has 12479 states and 24808 transitions. [2022-03-01 17:04:07,050 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:07,051 INFO L276 IsEmpty]: Start isEmpty. Operand 12479 states and 24808 transitions. [2022-03-01 17:04:07,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:07,052 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:07,052 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:04:07,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-01 17:04:07,052 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:07,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:07,052 INFO L85 PathProgramCache]: Analyzing trace with hash 334646373, now seen corresponding path program 28 times [2022-03-01 17:04:07,052 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:07,052 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010328746] [2022-03-01 17:04:07,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:07,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:07,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:07,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:04:07,235 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:07,235 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010328746] [2022-03-01 17:04:07,235 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010328746] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:07,235 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:07,235 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:07,235 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003195539] [2022-03-01 17:04:07,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:07,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:07,236 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:07,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:07,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:07,236 INFO L87 Difference]: Start difference. First operand 12479 states and 24808 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:08,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:08,880 INFO L93 Difference]: Finished difference Result 19703 states and 39126 transitions. [2022-03-01 17:04:08,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:04:08,880 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:08,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:08,907 INFO L225 Difference]: With dead ends: 19703 [2022-03-01 17:04:08,907 INFO L226 Difference]: Without dead ends: 19703 [2022-03-01 17:04:08,907 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=294, Invalid=1188, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:04:08,907 INFO L933 BasicCegarLoop]: 791 mSDtfsCounter, 1588 mSDsluCounter, 5033 mSDsCounter, 0 mSdLazyCounter, 3266 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1588 SdHoareTripleChecker+Valid, 5822 SdHoareTripleChecker+Invalid, 3370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 3266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:08,907 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1588 Valid, 5822 Invalid, 3370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 3266 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 17:04:08,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19703 states. [2022-03-01 17:04:09,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19703 to 12469. [2022-03-01 17:04:09,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12469 states, 12390 states have (on average 2.0006456820016143) internal successors, (24788), 12468 states have internal predecessors, (24788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:09,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12469 states to 12469 states and 24788 transitions. [2022-03-01 17:04:09,090 INFO L78 Accepts]: Start accepts. Automaton has 12469 states and 24788 transitions. Word has length 104 [2022-03-01 17:04:09,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:09,090 INFO L470 AbstractCegarLoop]: Abstraction has 12469 states and 24788 transitions. [2022-03-01 17:04:09,091 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:09,091 INFO L276 IsEmpty]: Start isEmpty. Operand 12469 states and 24788 transitions. [2022-03-01 17:04:09,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:09,092 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:09,092 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:09,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-01 17:04:09,092 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:09,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:09,092 INFO L85 PathProgramCache]: Analyzing trace with hash -158732255, now seen corresponding path program 29 times [2022-03-01 17:04:09,092 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:09,092 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974124097] [2022-03-01 17:04:09,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:09,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:09,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:04:09,248 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:09,248 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974124097] [2022-03-01 17:04:09,248 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [974124097] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:09,248 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:09,248 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:09,248 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843965381] [2022-03-01 17:04:09,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:09,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:09,249 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:09,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:09,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:09,249 INFO L87 Difference]: Start difference. First operand 12469 states and 24788 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:10,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:10,898 INFO L93 Difference]: Finished difference Result 19461 states and 38646 transitions. [2022-03-01 17:04:10,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:04:10,899 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:10,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:10,926 INFO L225 Difference]: With dead ends: 19461 [2022-03-01 17:04:10,926 INFO L226 Difference]: Without dead ends: 19461 [2022-03-01 17:04:10,926 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 304 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=320, Invalid=1240, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 17:04:10,926 INFO L933 BasicCegarLoop]: 799 mSDtfsCounter, 1602 mSDsluCounter, 5244 mSDsCounter, 0 mSdLazyCounter, 3553 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1602 SdHoareTripleChecker+Valid, 6041 SdHoareTripleChecker+Invalid, 3635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 3553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:10,926 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1602 Valid, 6041 Invalid, 3635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 3553 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 17:04:10,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19461 states. [2022-03-01 17:04:11,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19461 to 12469. [2022-03-01 17:04:11,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12469 states, 12390 states have (on average 2.0006456820016143) internal successors, (24788), 12468 states have internal predecessors, (24788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:11,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12469 states to 12469 states and 24788 transitions. [2022-03-01 17:04:11,128 INFO L78 Accepts]: Start accepts. Automaton has 12469 states and 24788 transitions. Word has length 104 [2022-03-01 17:04:11,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:11,128 INFO L470 AbstractCegarLoop]: Abstraction has 12469 states and 24788 transitions. [2022-03-01 17:04:11,128 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:11,128 INFO L276 IsEmpty]: Start isEmpty. Operand 12469 states and 24788 transitions. [2022-03-01 17:04:11,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:11,129 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:11,130 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:11,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-01 17:04:11,130 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:11,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:11,130 INFO L85 PathProgramCache]: Analyzing trace with hash -73903583, now seen corresponding path program 30 times [2022-03-01 17:04:11,130 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:11,130 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760539492] [2022-03-01 17:04:11,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:11,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:11,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:11,245 INFO 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 17:04:11,246 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:11,246 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760539492] [2022-03-01 17:04:11,246 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760539492] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:11,246 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:11,246 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:11,246 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171464916] [2022-03-01 17:04:11,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:11,246 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:11,246 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:11,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:11,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:11,246 INFO L87 Difference]: Start difference. First operand 12469 states and 24788 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:12,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:12,720 INFO L93 Difference]: Finished difference Result 19603 states and 38926 transitions. [2022-03-01 17:04:12,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:04:12,720 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:12,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:12,744 INFO L225 Difference]: With dead ends: 19603 [2022-03-01 17:04:12,744 INFO L226 Difference]: Without dead ends: 19603 [2022-03-01 17:04:12,745 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=319, Invalid=1241, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 17:04:12,745 INFO L933 BasicCegarLoop]: 810 mSDtfsCounter, 1610 mSDsluCounter, 5627 mSDsCounter, 0 mSdLazyCounter, 4015 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1610 SdHoareTripleChecker+Valid, 6435 SdHoareTripleChecker+Invalid, 4101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 4015 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:12,745 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1610 Valid, 6435 Invalid, 4101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 4015 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 17:04:12,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19603 states. [2022-03-01 17:04:12,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19603 to 12459. [2022-03-01 17:04:12,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12459 states, 12380 states have (on average 2.0006462035541195) internal successors, (24768), 12458 states have internal predecessors, (24768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:12,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12459 states to 12459 states and 24768 transitions. [2022-03-01 17:04:12,942 INFO L78 Accepts]: Start accepts. Automaton has 12459 states and 24768 transitions. Word has length 104 [2022-03-01 17:04:12,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:12,942 INFO L470 AbstractCegarLoop]: Abstraction has 12459 states and 24768 transitions. [2022-03-01 17:04:12,942 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:12,942 INFO L276 IsEmpty]: Start isEmpty. Operand 12459 states and 24768 transitions. [2022-03-01 17:04:12,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:12,943 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:12,944 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:12,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-03-01 17:04:12,944 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:12,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:12,944 INFO L85 PathProgramCache]: Analyzing trace with hash 1876941507, now seen corresponding path program 31 times [2022-03-01 17:04:12,945 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:12,945 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114739007] [2022-03-01 17:04:12,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:12,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:13,122 INFO 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 17:04:13,122 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:13,122 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114739007] [2022-03-01 17:04:13,122 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114739007] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:13,122 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:13,122 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:13,122 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139054902] [2022-03-01 17:04:13,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:13,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:13,123 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:13,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:13,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:13,123 INFO L87 Difference]: Start difference. First operand 12459 states and 24768 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:15,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:15,057 INFO L93 Difference]: Finished difference Result 19422 states and 38564 transitions. [2022-03-01 17:04:15,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 17:04:15,058 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:15,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:15,085 INFO L225 Difference]: With dead ends: 19422 [2022-03-01 17:04:15,085 INFO L226 Difference]: Without dead ends: 19422 [2022-03-01 17:04:15,085 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=349, Invalid=1291, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 17:04:15,085 INFO L933 BasicCegarLoop]: 844 mSDtfsCounter, 1613 mSDsluCounter, 5069 mSDsCounter, 0 mSdLazyCounter, 3411 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1613 SdHoareTripleChecker+Valid, 5911 SdHoareTripleChecker+Invalid, 3492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 3411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:15,086 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1613 Valid, 5911 Invalid, 3492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 3411 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:04:15,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19422 states. [2022-03-01 17:04:15,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19422 to 12439. [2022-03-01 17:04:15,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12439 states, 12360 states have (on average 2.0003236245954694) internal successors, (24724), 12438 states have internal predecessors, (24724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:15,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12439 states to 12439 states and 24724 transitions. [2022-03-01 17:04:15,268 INFO L78 Accepts]: Start accepts. Automaton has 12439 states and 24724 transitions. Word has length 104 [2022-03-01 17:04:15,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:15,268 INFO L470 AbstractCegarLoop]: Abstraction has 12439 states and 24724 transitions. [2022-03-01 17:04:15,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:15,268 INFO L276 IsEmpty]: Start isEmpty. Operand 12439 states and 24724 transitions. [2022-03-01 17:04:15,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:15,269 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:15,270 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:04:15,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-01 17:04:15,270 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:15,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:15,271 INFO L85 PathProgramCache]: Analyzing trace with hash 1430962269, now seen corresponding path program 32 times [2022-03-01 17:04:15,271 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:15,271 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985164490] [2022-03-01 17:04:15,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:15,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:15,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:04:15,432 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:15,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985164490] [2022-03-01 17:04:15,432 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985164490] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:15,432 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:15,432 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:15,432 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391322520] [2022-03-01 17:04:15,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:15,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:15,432 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:15,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:15,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:15,433 INFO L87 Difference]: Start difference. First operand 12439 states and 24724 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:17,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:17,729 INFO L93 Difference]: Finished difference Result 38798 states and 77084 transitions. [2022-03-01 17:04:17,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-01 17:04:17,729 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:17,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:17,792 INFO L225 Difference]: With dead ends: 38798 [2022-03-01 17:04:17,792 INFO L226 Difference]: Without dead ends: 38798 [2022-03-01 17:04:17,793 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 445 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=345, Invalid=1547, Unknown=0, NotChecked=0, Total=1892 [2022-03-01 17:04:17,793 INFO L933 BasicCegarLoop]: 1123 mSDtfsCounter, 2085 mSDsluCounter, 7389 mSDsCounter, 0 mSdLazyCounter, 4690 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2085 SdHoareTripleChecker+Valid, 8510 SdHoareTripleChecker+Invalid, 4750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 4690 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:17,793 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2085 Valid, 8510 Invalid, 4750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 4690 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:04:17,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38798 states. [2022-03-01 17:04:18,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38798 to 12459. [2022-03-01 17:04:18,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12459 states, 12380 states have (on average 2.000403877221325) internal successors, (24765), 12458 states have internal predecessors, (24765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:18,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12459 states to 12459 states and 24765 transitions. [2022-03-01 17:04:18,088 INFO L78 Accepts]: Start accepts. Automaton has 12459 states and 24765 transitions. Word has length 104 [2022-03-01 17:04:18,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:18,088 INFO L470 AbstractCegarLoop]: Abstraction has 12459 states and 24765 transitions. [2022-03-01 17:04:18,088 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:18,088 INFO L276 IsEmpty]: Start isEmpty. Operand 12459 states and 24765 transitions. [2022-03-01 17:04:18,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:18,090 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:18,090 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:18,090 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-01 17:04:18,090 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:18,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:18,090 INFO L85 PathProgramCache]: Analyzing trace with hash 1515790941, now seen corresponding path program 33 times [2022-03-01 17:04:18,090 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:18,090 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082672485] [2022-03-01 17:04:18,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:18,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:18,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:18,258 INFO 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 17:04:18,258 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:18,258 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082672485] [2022-03-01 17:04:18,258 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082672485] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:18,258 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:18,258 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:18,258 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122673371] [2022-03-01 17:04:18,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:18,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:18,259 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:18,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:18,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:18,259 INFO L87 Difference]: Start difference. First operand 12459 states and 24765 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:20,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:20,463 INFO L93 Difference]: Finished difference Result 38899 states and 77286 transitions. [2022-03-01 17:04:20,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-01 17:04:20,464 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:20,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:20,519 INFO L225 Difference]: With dead ends: 38899 [2022-03-01 17:04:20,519 INFO L226 Difference]: Without dead ends: 38899 [2022-03-01 17:04:20,519 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 420 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=326, Invalid=1480, Unknown=0, NotChecked=0, Total=1806 [2022-03-01 17:04:20,520 INFO L933 BasicCegarLoop]: 1155 mSDtfsCounter, 1971 mSDsluCounter, 7388 mSDsCounter, 0 mSdLazyCounter, 4772 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1971 SdHoareTripleChecker+Valid, 8541 SdHoareTripleChecker+Invalid, 4843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 4772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:20,520 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1971 Valid, 8541 Invalid, 4843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 4772 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 17:04:20,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38899 states. [2022-03-01 17:04:20,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38899 to 12471. [2022-03-01 17:04:20,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12471 states, 12392 states have (on average 2.000484183344093) internal successors, (24790), 12470 states have internal predecessors, (24790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:20,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12471 states to 12471 states and 24790 transitions. [2022-03-01 17:04:20,794 INFO L78 Accepts]: Start accepts. Automaton has 12471 states and 24790 transitions. Word has length 104 [2022-03-01 17:04:20,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:20,795 INFO L470 AbstractCegarLoop]: Abstraction has 12471 states and 24790 transitions. [2022-03-01 17:04:20,795 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:20,795 INFO L276 IsEmpty]: Start isEmpty. Operand 12471 states and 24790 transitions. [2022-03-01 17:04:20,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:20,796 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:20,796 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:20,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-03-01 17:04:20,796 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:20,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:20,796 INFO L85 PathProgramCache]: Analyzing trace with hash 595214975, now seen corresponding path program 34 times [2022-03-01 17:04:20,797 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:20,797 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105350134] [2022-03-01 17:04:20,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:20,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:20,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:20,942 INFO 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 17:04:20,943 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:20,943 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105350134] [2022-03-01 17:04:20,943 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105350134] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:20,943 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:20,943 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:20,943 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338321958] [2022-03-01 17:04:20,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:20,943 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:20,943 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:20,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:20,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:20,943 INFO L87 Difference]: Start difference. First operand 12471 states and 24790 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:23,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:23,540 INFO L93 Difference]: Finished difference Result 38973 states and 77434 transitions. [2022-03-01 17:04:23,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-01 17:04:23,541 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:23,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:23,598 INFO L225 Difference]: With dead ends: 38973 [2022-03-01 17:04:23,598 INFO L226 Difference]: Without dead ends: 38973 [2022-03-01 17:04:23,599 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 393 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=310, Invalid=1412, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 17:04:23,599 INFO L933 BasicCegarLoop]: 1120 mSDtfsCounter, 1919 mSDsluCounter, 7781 mSDsCounter, 0 mSdLazyCounter, 5233 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1919 SdHoareTripleChecker+Valid, 8899 SdHoareTripleChecker+Invalid, 5303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 5233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:23,599 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1919 Valid, 8899 Invalid, 5303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 5233 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 17:04:23,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38973 states. [2022-03-01 17:04:23,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38973 to 12483. [2022-03-01 17:04:23,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12483 states, 12404 states have (on average 2.000564334085779) internal successors, (24815), 12482 states have internal predecessors, (24815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:23,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12483 states to 12483 states and 24815 transitions. [2022-03-01 17:04:23,886 INFO L78 Accepts]: Start accepts. Automaton has 12483 states and 24815 transitions. Word has length 104 [2022-03-01 17:04:23,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:23,886 INFO L470 AbstractCegarLoop]: Abstraction has 12483 states and 24815 transitions. [2022-03-01 17:04:23,886 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:23,886 INFO L276 IsEmpty]: Start isEmpty. Operand 12483 states and 24815 transitions. [2022-03-01 17:04:23,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:23,887 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:23,887 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:23,887 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-03-01 17:04:23,888 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:23,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:23,888 INFO L85 PathProgramCache]: Analyzing trace with hash -561895237, now seen corresponding path program 35 times [2022-03-01 17:04:23,888 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:23,888 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795175722] [2022-03-01 17:04:23,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:23,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:23,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:24,063 INFO 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 17:04:24,064 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:24,064 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795175722] [2022-03-01 17:04:24,064 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [795175722] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:24,064 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:24,064 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:24,064 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423604197] [2022-03-01 17:04:24,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:24,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:24,064 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:24,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:24,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:24,065 INFO L87 Difference]: Start difference. First operand 12483 states and 24815 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:26,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:26,526 INFO L93 Difference]: Finished difference Result 48645 states and 96664 transitions. [2022-03-01 17:04:26,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-01 17:04:26,526 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:26,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:26,601 INFO L225 Difference]: With dead ends: 48645 [2022-03-01 17:04:26,601 INFO L226 Difference]: Without dead ends: 48645 [2022-03-01 17:04:26,601 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 508 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=365, Invalid=1705, Unknown=0, NotChecked=0, Total=2070 [2022-03-01 17:04:26,602 INFO L933 BasicCegarLoop]: 1154 mSDtfsCounter, 2440 mSDsluCounter, 7856 mSDsCounter, 0 mSdLazyCounter, 4441 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2440 SdHoareTripleChecker+Valid, 9008 SdHoareTripleChecker+Invalid, 4497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 4441 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:26,602 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2440 Valid, 9008 Invalid, 4497 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 4441 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:04:26,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48645 states. [2022-03-01 17:04:26,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48645 to 12519. [2022-03-01 17:04:26,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12519 states, 12440 states have (on average 2.00064308681672) internal successors, (24888), 12518 states have internal predecessors, (24888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:26,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12519 states to 12519 states and 24888 transitions. [2022-03-01 17:04:26,953 INFO L78 Accepts]: Start accepts. Automaton has 12519 states and 24888 transitions. Word has length 104 [2022-03-01 17:04:26,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:26,953 INFO L470 AbstractCegarLoop]: Abstraction has 12519 states and 24888 transitions. [2022-03-01 17:04:26,953 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:26,953 INFO L276 IsEmpty]: Start isEmpty. Operand 12519 states and 24888 transitions. [2022-03-01 17:04:26,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:26,954 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:26,955 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:26,955 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-03-01 17:04:26,955 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:26,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:26,955 INFO L85 PathProgramCache]: Analyzing trace with hash 80385577, now seen corresponding path program 44 times [2022-03-01 17:04:26,955 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:26,955 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976792552] [2022-03-01 17:04:26,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:26,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:26,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:27,086 INFO 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 17:04:27,086 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:27,086 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976792552] [2022-03-01 17:04:27,086 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976792552] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:27,086 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:27,086 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:27,086 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262295039] [2022-03-01 17:04:27,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:27,086 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:27,087 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:27,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:27,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:27,087 INFO L87 Difference]: Start difference. First operand 12519 states and 24888 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:30,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:30,768 INFO L93 Difference]: Finished difference Result 48819 states and 96991 transitions. [2022-03-01 17:04:30,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 17:04:30,768 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:30,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:30,840 INFO L225 Difference]: With dead ends: 48819 [2022-03-01 17:04:30,840 INFO L226 Difference]: Without dead ends: 48819 [2022-03-01 17:04:30,840 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 857 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=717, Invalid=2943, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 17:04:30,841 INFO L933 BasicCegarLoop]: 1360 mSDtfsCounter, 2579 mSDsluCounter, 8934 mSDsCounter, 0 mSdLazyCounter, 6808 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2579 SdHoareTripleChecker+Valid, 10290 SdHoareTripleChecker+Invalid, 6899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 6808 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:30,841 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2579 Valid, 10290 Invalid, 6899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 6808 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-01 17:04:30,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48819 states. [2022-03-01 17:04:31,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48819 to 12409. [2022-03-01 17:04:31,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12409 states, 12330 states have (on average 2.000324412003244) internal successors, (24664), 12408 states have internal predecessors, (24664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:31,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12409 states to 12409 states and 24664 transitions. [2022-03-01 17:04:31,186 INFO L78 Accepts]: Start accepts. Automaton has 12409 states and 24664 transitions. Word has length 104 [2022-03-01 17:04:31,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:31,187 INFO L470 AbstractCegarLoop]: Abstraction has 12409 states and 24664 transitions. [2022-03-01 17:04:31,187 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:31,187 INFO L276 IsEmpty]: Start isEmpty. Operand 12409 states and 24664 transitions. [2022-03-01 17:04:31,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:31,188 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:31,188 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:31,188 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-03-01 17:04:31,188 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:31,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:31,188 INFO L85 PathProgramCache]: Analyzing trace with hash -410338885, now seen corresponding path program 36 times [2022-03-01 17:04:31,188 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:31,188 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152704774] [2022-03-01 17:04:31,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:31,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:31,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:31,328 INFO 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 17:04:31,328 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:31,328 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152704774] [2022-03-01 17:04:31,328 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152704774] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:31,329 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:31,329 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:31,329 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144484645] [2022-03-01 17:04:31,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:31,329 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:31,329 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:31,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:31,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:31,329 INFO L87 Difference]: Start difference. First operand 12409 states and 24664 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:33,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:33,189 INFO L93 Difference]: Finished difference Result 38477 states and 76444 transitions. [2022-03-01 17:04:33,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-01 17:04:33,189 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:33,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:33,246 INFO L225 Difference]: With dead ends: 38477 [2022-03-01 17:04:33,247 INFO L226 Difference]: Without dead ends: 38477 [2022-03-01 17:04:33,247 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 468 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=356, Invalid=1624, Unknown=0, NotChecked=0, Total=1980 [2022-03-01 17:04:33,247 INFO L933 BasicCegarLoop]: 1155 mSDtfsCounter, 2261 mSDsluCounter, 8035 mSDsCounter, 0 mSdLazyCounter, 5040 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2261 SdHoareTripleChecker+Valid, 9188 SdHoareTripleChecker+Invalid, 5090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 5040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:33,247 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2261 Valid, 9188 Invalid, 5090 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 5040 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:04:33,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38477 states. [2022-03-01 17:04:33,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38477 to 12465. [2022-03-01 17:04:33,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12465 states, 12386 states have (on average 2.0006458905215565) internal successors, (24780), 12464 states have internal predecessors, (24780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:33,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12465 states to 12465 states and 24780 transitions. [2022-03-01 17:04:33,618 INFO L78 Accepts]: Start accepts. Automaton has 12465 states and 24780 transitions. Word has length 104 [2022-03-01 17:04:33,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:33,618 INFO L470 AbstractCegarLoop]: Abstraction has 12465 states and 24780 transitions. [2022-03-01 17:04:33,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:33,618 INFO L276 IsEmpty]: Start isEmpty. Operand 12465 states and 24780 transitions. [2022-03-01 17:04:33,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:33,619 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:33,619 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:33,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-03-01 17:04:33,619 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:33,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:33,620 INFO L85 PathProgramCache]: Analyzing trace with hash 231941929, now seen corresponding path program 45 times [2022-03-01 17:04:33,620 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:33,620 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713860381] [2022-03-01 17:04:33,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:33,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:33,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:33,746 INFO 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 17:04:33,747 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:33,747 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713860381] [2022-03-01 17:04:33,747 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713860381] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:33,747 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:33,747 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:33,747 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348509541] [2022-03-01 17:04:33,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:33,747 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:33,747 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:33,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:33,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:33,748 INFO L87 Difference]: Start difference. First operand 12465 states and 24780 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:36,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:36,234 INFO L93 Difference]: Finished difference Result 38730 states and 76934 transitions. [2022-03-01 17:04:36,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-01 17:04:36,234 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:36,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:36,300 INFO L225 Difference]: With dead ends: 38730 [2022-03-01 17:04:36,301 INFO L226 Difference]: Without dead ends: 38730 [2022-03-01 17:04:36,301 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 733 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=615, Invalid=2577, Unknown=0, NotChecked=0, Total=3192 [2022-03-01 17:04:36,301 INFO L933 BasicCegarLoop]: 1366 mSDtfsCounter, 2391 mSDsluCounter, 8317 mSDsCounter, 0 mSdLazyCounter, 6216 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2391 SdHoareTripleChecker+Valid, 9679 SdHoareTripleChecker+Invalid, 6306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 6216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:36,301 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2391 Valid, 9679 Invalid, 6306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 6216 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 17:04:36,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38730 states. [2022-03-01 17:04:36,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38730 to 12337. [2022-03-01 17:04:36,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12337 states, 12258 states have (on average 2.0003263175069343) internal successors, (24520), 12336 states have internal predecessors, (24520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:36,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12337 states to 12337 states and 24520 transitions. [2022-03-01 17:04:36,582 INFO L78 Accepts]: Start accepts. Automaton has 12337 states and 24520 transitions. Word has length 104 [2022-03-01 17:04:36,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:36,582 INFO L470 AbstractCegarLoop]: Abstraction has 12337 states and 24520 transitions. [2022-03-01 17:04:36,583 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:36,583 INFO L276 IsEmpty]: Start isEmpty. Operand 12337 states and 24520 transitions. [2022-03-01 17:04:36,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:36,584 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:36,584 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:36,584 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-03-01 17:04:36,584 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:36,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:36,584 INFO L85 PathProgramCache]: Analyzing trace with hash 2123366539, now seen corresponding path program 46 times [2022-03-01 17:04:36,584 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:36,584 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600400331] [2022-03-01 17:04:36,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:36,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:36,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:36,718 INFO 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 17:04:36,718 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:36,718 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600400331] [2022-03-01 17:04:36,718 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600400331] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:36,718 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:36,718 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:36,718 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441859148] [2022-03-01 17:04:36,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:36,718 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:36,718 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:36,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:36,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:36,719 INFO L87 Difference]: Start difference. First operand 12337 states and 24520 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:38,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:38,288 INFO L93 Difference]: Finished difference Result 23155 states and 46036 transitions. [2022-03-01 17:04:38,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 17:04:38,289 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:38,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:38,322 INFO L225 Difference]: With dead ends: 23155 [2022-03-01 17:04:38,323 INFO L226 Difference]: Without dead ends: 23155 [2022-03-01 17:04:38,323 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=172, Invalid=640, Unknown=0, NotChecked=0, Total=812 [2022-03-01 17:04:38,323 INFO L933 BasicCegarLoop]: 751 mSDtfsCounter, 982 mSDsluCounter, 5564 mSDsCounter, 0 mSdLazyCounter, 3889 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 982 SdHoareTripleChecker+Valid, 6313 SdHoareTripleChecker+Invalid, 3976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 3889 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:38,323 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [982 Valid, 6313 Invalid, 3976 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 3889 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:04:38,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23155 states. [2022-03-01 17:04:38,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23155 to 12449. [2022-03-01 17:04:38,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12449 states, 12370 states have (on average 2.0003233629749393) internal successors, (24744), 12448 states have internal predecessors, (24744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:38,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12449 states to 12449 states and 24744 transitions. [2022-03-01 17:04:38,592 INFO L78 Accepts]: Start accepts. Automaton has 12449 states and 24744 transitions. Word has length 104 [2022-03-01 17:04:38,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:38,592 INFO L470 AbstractCegarLoop]: Abstraction has 12449 states and 24744 transitions. [2022-03-01 17:04:38,592 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:38,592 INFO L276 IsEmpty]: Start isEmpty. Operand 12449 states and 24744 transitions. [2022-03-01 17:04:38,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:38,593 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:38,593 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:38,593 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-03-01 17:04:38,593 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:38,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:38,594 INFO L85 PathProgramCache]: Analyzing trace with hash -1139356091, now seen corresponding path program 47 times [2022-03-01 17:04:38,594 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:38,594 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014922989] [2022-03-01 17:04:38,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:38,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:38,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:38,749 INFO 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 17:04:38,749 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:38,749 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014922989] [2022-03-01 17:04:38,750 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014922989] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:38,750 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:38,750 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:38,750 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934971604] [2022-03-01 17:04:38,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:38,750 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:38,750 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:38,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:38,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:38,750 INFO L87 Difference]: Start difference. First operand 12449 states and 24744 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:40,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:40,690 INFO L93 Difference]: Finished difference Result 23149 states and 46028 transitions. [2022-03-01 17:04:40,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 17:04:40,691 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:40,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:40,729 INFO L225 Difference]: With dead ends: 23149 [2022-03-01 17:04:40,729 INFO L226 Difference]: Without dead ends: 23149 [2022-03-01 17:04:40,729 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=194, Invalid=798, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:04:40,730 INFO L933 BasicCegarLoop]: 748 mSDtfsCounter, 1012 mSDsluCounter, 5689 mSDsCounter, 0 mSdLazyCounter, 4310 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1012 SdHoareTripleChecker+Valid, 6435 SdHoareTripleChecker+Invalid, 4410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 4310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:40,730 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1012 Valid, 6435 Invalid, 4410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 4310 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:04:40,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23149 states. [2022-03-01 17:04:40,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23149 to 12463. [2022-03-01 17:04:40,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12463 states, 12384 states have (on average 2.0004037467700257) internal successors, (24773), 12462 states have internal predecessors, (24773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:40,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12463 states to 12463 states and 24773 transitions. [2022-03-01 17:04:40,968 INFO L78 Accepts]: Start accepts. Automaton has 12463 states and 24773 transitions. Word has length 104 [2022-03-01 17:04:40,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:40,968 INFO L470 AbstractCegarLoop]: Abstraction has 12463 states and 24773 transitions. [2022-03-01 17:04:40,968 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:40,968 INFO L276 IsEmpty]: Start isEmpty. Operand 12463 states and 24773 transitions. [2022-03-01 17:04:40,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:40,969 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:40,969 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:40,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-03-01 17:04:40,969 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:40,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:40,970 INFO L85 PathProgramCache]: Analyzing trace with hash 51371147, now seen corresponding path program 48 times [2022-03-01 17:04:40,970 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:40,970 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328721037] [2022-03-01 17:04:40,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:40,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:41,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:04:41,157 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:41,157 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328721037] [2022-03-01 17:04:41,157 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328721037] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:41,157 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:41,157 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:41,157 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282868117] [2022-03-01 17:04:41,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:41,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:41,157 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:41,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:41,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:41,158 INFO L87 Difference]: Start difference. First operand 12463 states and 24773 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:42,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:42,959 INFO L93 Difference]: Finished difference Result 23324 states and 46378 transitions. [2022-03-01 17:04:42,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 17:04:42,959 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:42,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:42,990 INFO L225 Difference]: With dead ends: 23324 [2022-03-01 17:04:42,990 INFO L226 Difference]: Without dead ends: 23324 [2022-03-01 17:04:42,990 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=182, Invalid=810, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:04:42,991 INFO L933 BasicCegarLoop]: 749 mSDtfsCounter, 921 mSDsluCounter, 5407 mSDsCounter, 0 mSdLazyCounter, 3850 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 921 SdHoareTripleChecker+Valid, 6154 SdHoareTripleChecker+Invalid, 3951 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 3850 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:42,991 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [921 Valid, 6154 Invalid, 3951 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 3850 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:04:43,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23324 states. [2022-03-01 17:04:43,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23324 to 12477. [2022-03-01 17:04:43,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12477 states, 12398 states have (on average 2.0004839490240363) internal successors, (24802), 12476 states have internal predecessors, (24802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:43,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12477 states to 12477 states and 24802 transitions. [2022-03-01 17:04:43,201 INFO L78 Accepts]: Start accepts. Automaton has 12477 states and 24802 transitions. Word has length 104 [2022-03-01 17:04:43,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:43,201 INFO L470 AbstractCegarLoop]: Abstraction has 12477 states and 24802 transitions. [2022-03-01 17:04:43,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:43,201 INFO L276 IsEmpty]: Start isEmpty. Operand 12477 states and 24802 transitions. [2022-03-01 17:04:43,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:43,202 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:43,202 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:04:43,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-03-01 17:04:43,202 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:43,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:43,202 INFO L85 PathProgramCache]: Analyzing trace with hash 2093219465, now seen corresponding path program 49 times [2022-03-01 17:04:43,203 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:43,203 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831736420] [2022-03-01 17:04:43,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:43,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:43,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:43,407 INFO 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 17:04:43,408 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:43,408 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831736420] [2022-03-01 17:04:43,408 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831736420] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:43,408 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:43,408 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:43,408 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232889276] [2022-03-01 17:04:43,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:43,408 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:43,408 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:43,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:43,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:43,409 INFO L87 Difference]: Start difference. First operand 12477 states and 24802 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:45,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:45,295 INFO L93 Difference]: Finished difference Result 23239 states and 46208 transitions. [2022-03-01 17:04:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 17:04:45,296 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:45,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:45,328 INFO L225 Difference]: With dead ends: 23239 [2022-03-01 17:04:45,328 INFO L226 Difference]: Without dead ends: 23239 [2022-03-01 17:04:45,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=183, Invalid=809, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:04:45,329 INFO L933 BasicCegarLoop]: 756 mSDtfsCounter, 920 mSDsluCounter, 5580 mSDsCounter, 0 mSdLazyCounter, 4023 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 920 SdHoareTripleChecker+Valid, 6334 SdHoareTripleChecker+Invalid, 4116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 4023 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:45,329 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [920 Valid, 6334 Invalid, 4116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 4023 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:04:45,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23239 states. [2022-03-01 17:04:45,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23239 to 12477. [2022-03-01 17:04:45,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12477 states, 12398 states have (on average 2.0004839490240363) internal successors, (24802), 12476 states have internal predecessors, (24802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:45,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12477 states to 12477 states and 24802 transitions. [2022-03-01 17:04:45,544 INFO L78 Accepts]: Start accepts. Automaton has 12477 states and 24802 transitions. Word has length 104 [2022-03-01 17:04:45,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:45,545 INFO L470 AbstractCegarLoop]: Abstraction has 12477 states and 24802 transitions. [2022-03-01 17:04:45,545 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:45,545 INFO L276 IsEmpty]: Start isEmpty. Operand 12477 states and 24802 transitions. [2022-03-01 17:04:45,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:45,546 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:45,546 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:04:45,546 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-03-01 17:04:45,546 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:45,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:45,546 INFO L85 PathProgramCache]: Analyzing trace with hash -1833101887, now seen corresponding path program 50 times [2022-03-01 17:04:45,546 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:45,547 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483913502] [2022-03-01 17:04:45,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:45,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:45,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:45,681 INFO 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 17:04:45,681 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:45,681 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483913502] [2022-03-01 17:04:45,681 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483913502] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:45,681 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:45,682 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:45,682 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364975945] [2022-03-01 17:04:45,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:45,682 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:45,682 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:45,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:45,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:45,682 INFO L87 Difference]: Start difference. First operand 12477 states and 24802 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:47,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:47,623 INFO L93 Difference]: Finished difference Result 23460 states and 46646 transitions. [2022-03-01 17:04:47,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-01 17:04:47,623 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:47,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:47,654 INFO L225 Difference]: With dead ends: 23460 [2022-03-01 17:04:47,655 INFO L226 Difference]: Without dead ends: 23460 [2022-03-01 17:04:47,655 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 308 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=328, Invalid=1312, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 17:04:47,655 INFO L933 BasicCegarLoop]: 910 mSDtfsCounter, 995 mSDsluCounter, 6294 mSDsCounter, 0 mSdLazyCounter, 4802 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 995 SdHoareTripleChecker+Valid, 7202 SdHoareTripleChecker+Invalid, 4935 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 4802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:47,655 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [995 Valid, 7202 Invalid, 4935 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 4802 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:04:47,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23460 states. [2022-03-01 17:04:47,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23460 to 12495. [2022-03-01 17:04:47,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12495 states, 12416 states have (on average 2.000563788659794) internal successors, (24839), 12494 states have internal predecessors, (24839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:47,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12495 states to 12495 states and 24839 transitions. [2022-03-01 17:04:47,859 INFO L78 Accepts]: Start accepts. Automaton has 12495 states and 24839 transitions. Word has length 104 [2022-03-01 17:04:47,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:47,859 INFO L470 AbstractCegarLoop]: Abstraction has 12495 states and 24839 transitions. [2022-03-01 17:04:47,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:47,860 INFO L276 IsEmpty]: Start isEmpty. Operand 12495 states and 24839 transitions. [2022-03-01 17:04:47,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:47,861 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:47,861 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:47,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-03-01 17:04:47,861 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:47,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:47,861 INFO L85 PathProgramCache]: Analyzing trace with hash 373886629, now seen corresponding path program 37 times [2022-03-01 17:04:47,861 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:47,861 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104934457] [2022-03-01 17:04:47,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:47,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:47,980 INFO 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 17:04:47,980 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:47,980 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104934457] [2022-03-01 17:04:47,980 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104934457] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:47,980 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:47,980 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:47,980 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693014586] [2022-03-01 17:04:47,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:47,980 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:47,980 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:47,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:47,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:47,981 INFO L87 Difference]: Start difference. First operand 12495 states and 24839 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:49,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:49,232 INFO L93 Difference]: Finished difference Result 23056 states and 45844 transitions. [2022-03-01 17:04:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 17:04:49,233 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:49,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:49,261 INFO L225 Difference]: With dead ends: 23056 [2022-03-01 17:04:49,261 INFO L226 Difference]: Without dead ends: 23056 [2022-03-01 17:04:49,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=138, Invalid=674, Unknown=0, NotChecked=0, Total=812 [2022-03-01 17:04:49,262 INFO L933 BasicCegarLoop]: 951 mSDtfsCounter, 1416 mSDsluCounter, 6640 mSDsCounter, 0 mSdLazyCounter, 3684 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1416 SdHoareTripleChecker+Valid, 7590 SdHoareTripleChecker+Invalid, 3741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 3684 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:49,262 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1416 Valid, 7590 Invalid, 3741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 3684 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 17:04:49,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23056 states. [2022-03-01 17:04:49,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23056 to 12483. [2022-03-01 17:04:49,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12483 states, 12404 states have (on average 2.00064495324089) internal successors, (24816), 12482 states have internal predecessors, (24816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:49,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12483 states to 12483 states and 24816 transitions. [2022-03-01 17:04:49,461 INFO L78 Accepts]: Start accepts. Automaton has 12483 states and 24816 transitions. Word has length 104 [2022-03-01 17:04:49,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:49,461 INFO L470 AbstractCegarLoop]: Abstraction has 12483 states and 24816 transitions. [2022-03-01 17:04:49,461 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:49,461 INFO L276 IsEmpty]: Start isEmpty. Operand 12483 states and 24816 transitions. [2022-03-01 17:04:49,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:49,462 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:49,462 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:49,462 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-03-01 17:04:49,462 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:49,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:49,462 INFO L85 PathProgramCache]: Analyzing trace with hash 1227046985, now seen corresponding path program 51 times [2022-03-01 17:04:49,462 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:49,462 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578449476] [2022-03-01 17:04:49,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:49,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:49,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:49,565 INFO 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 17:04:49,565 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:49,565 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578449476] [2022-03-01 17:04:49,565 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578449476] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:49,565 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:49,565 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:49,565 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963299803] [2022-03-01 17:04:49,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:49,566 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:49,566 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:49,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:49,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:49,566 INFO L87 Difference]: Start difference. First operand 12483 states and 24816 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:51,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:51,278 INFO L93 Difference]: Finished difference Result 23047 states and 45820 transitions. [2022-03-01 17:04:51,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-01 17:04:51,278 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:51,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:51,310 INFO L225 Difference]: With dead ends: 23047 [2022-03-01 17:04:51,310 INFO L226 Difference]: Without dead ends: 23047 [2022-03-01 17:04:51,311 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 387 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=356, Invalid=1536, Unknown=0, NotChecked=0, Total=1892 [2022-03-01 17:04:51,311 INFO L933 BasicCegarLoop]: 1070 mSDtfsCounter, 1282 mSDsluCounter, 8418 mSDsCounter, 0 mSdLazyCounter, 5915 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 9485 SdHoareTripleChecker+Invalid, 6016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 5915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:51,311 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1282 Valid, 9485 Invalid, 6016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 5915 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:04:51,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23047 states. [2022-03-01 17:04:51,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23047 to 12343. [2022-03-01 17:04:51,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12343 states, 12264 states have (on average 2.0003261578604046) internal successors, (24532), 12342 states have internal predecessors, (24532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:51,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12343 states to 12343 states and 24532 transitions. [2022-03-01 17:04:51,517 INFO L78 Accepts]: Start accepts. Automaton has 12343 states and 24532 transitions. Word has length 104 [2022-03-01 17:04:51,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:51,517 INFO L470 AbstractCegarLoop]: Abstraction has 12343 states and 24532 transitions. [2022-03-01 17:04:51,517 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:51,517 INFO L276 IsEmpty]: Start isEmpty. Operand 12343 states and 24532 transitions. [2022-03-01 17:04:51,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:51,518 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:51,518 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:51,518 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-03-01 17:04:51,518 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:51,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:51,519 INFO L85 PathProgramCache]: Analyzing trace with hash 568747955, now seen corresponding path program 52 times [2022-03-01 17:04:51,519 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:51,519 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975080168] [2022-03-01 17:04:51,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:51,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:51,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:51,633 INFO 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 17:04:51,633 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:51,633 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975080168] [2022-03-01 17:04:51,633 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975080168] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:51,633 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:51,633 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:51,633 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161839550] [2022-03-01 17:04:51,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:51,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:51,633 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:51,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:51,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:51,634 INFO L87 Difference]: Start difference. First operand 12343 states and 24532 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:53,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:53,071 INFO L93 Difference]: Finished difference Result 33371 states and 66351 transitions. [2022-03-01 17:04:53,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 17:04:53,071 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:53,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:53,121 INFO L225 Difference]: With dead ends: 33371 [2022-03-01 17:04:53,121 INFO L226 Difference]: Without dead ends: 33371 [2022-03-01 17:04:53,122 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=258, Invalid=1002, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 17:04:53,122 INFO L933 BasicCegarLoop]: 930 mSDtfsCounter, 1224 mSDsluCounter, 6483 mSDsCounter, 0 mSdLazyCounter, 4198 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1224 SdHoareTripleChecker+Valid, 7411 SdHoareTripleChecker+Invalid, 4285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 4198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:53,122 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1224 Valid, 7411 Invalid, 4285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 4198 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 17:04:53,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33371 states. [2022-03-01 17:04:53,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33371 to 12485. [2022-03-01 17:04:53,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12485 states, 12406 states have (on average 2.000322424633242) internal successors, (24816), 12484 states have internal predecessors, (24816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:53,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12485 states to 12485 states and 24816 transitions. [2022-03-01 17:04:53,413 INFO L78 Accepts]: Start accepts. Automaton has 12485 states and 24816 transitions. Word has length 104 [2022-03-01 17:04:53,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:53,413 INFO L470 AbstractCegarLoop]: Abstraction has 12485 states and 24816 transitions. [2022-03-01 17:04:53,413 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:53,414 INFO L276 IsEmpty]: Start isEmpty. Operand 12485 states and 24816 transitions. [2022-03-01 17:04:53,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:53,415 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:53,415 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:53,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-03-01 17:04:53,415 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:53,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:53,415 INFO L85 PathProgramCache]: Analyzing trace with hash 1600992621, now seen corresponding path program 53 times [2022-03-01 17:04:53,415 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:53,415 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512330058] [2022-03-01 17:04:53,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:53,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:53,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:53,520 INFO 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 17:04:53,520 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:53,520 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512330058] [2022-03-01 17:04:53,520 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512330058] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:53,520 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:53,520 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:53,521 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928344158] [2022-03-01 17:04:53,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:53,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:53,521 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:53,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:53,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:53,521 INFO L87 Difference]: Start difference. First operand 12485 states and 24816 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:55,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:55,206 INFO L93 Difference]: Finished difference Result 33365 states and 66343 transitions. [2022-03-01 17:04:55,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:04:55,206 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:55,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:55,259 INFO L225 Difference]: With dead ends: 33365 [2022-03-01 17:04:55,259 INFO L226 Difference]: Without dead ends: 33365 [2022-03-01 17:04:55,259 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=279, Invalid=1127, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:04:55,259 INFO L933 BasicCegarLoop]: 927 mSDtfsCounter, 1194 mSDsluCounter, 7000 mSDsCounter, 0 mSdLazyCounter, 4888 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1194 SdHoareTripleChecker+Valid, 7925 SdHoareTripleChecker+Invalid, 4969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 4888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:55,259 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1194 Valid, 7925 Invalid, 4969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 4888 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:04:55,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33365 states. [2022-03-01 17:04:55,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33365 to 12499. [2022-03-01 17:04:55,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12499 states, 12420 states have (on average 2.000402576489533) internal successors, (24845), 12498 states have internal predecessors, (24845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:55,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12499 states to 12499 states and 24845 transitions. [2022-03-01 17:04:55,542 INFO L78 Accepts]: Start accepts. Automaton has 12499 states and 24845 transitions. Word has length 104 [2022-03-01 17:04:55,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:55,542 INFO L470 AbstractCegarLoop]: Abstraction has 12499 states and 24845 transitions. [2022-03-01 17:04:55,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:55,543 INFO L276 IsEmpty]: Start isEmpty. Operand 12499 states and 24845 transitions. [2022-03-01 17:04:55,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:55,545 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:55,545 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:55,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-03-01 17:04:55,545 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:55,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:55,545 INFO L85 PathProgramCache]: Analyzing trace with hash -1503247437, now seen corresponding path program 54 times [2022-03-01 17:04:55,545 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:55,545 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294497861] [2022-03-01 17:04:55,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:55,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:55,691 INFO 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 17:04:55,691 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:55,691 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294497861] [2022-03-01 17:04:55,691 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294497861] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:55,691 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:55,691 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:55,691 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100068772] [2022-03-01 17:04:55,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:55,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:55,691 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:55,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:55,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:55,692 INFO L87 Difference]: Start difference. First operand 12499 states and 24845 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:57,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:04:57,910 INFO L93 Difference]: Finished difference Result 33540 states and 66693 transitions. [2022-03-01 17:04:57,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:04:57,910 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:04:57,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:04:57,957 INFO L225 Difference]: With dead ends: 33540 [2022-03-01 17:04:57,957 INFO L226 Difference]: Without dead ends: 33540 [2022-03-01 17:04:57,958 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 253 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=251, Invalid=1081, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 17:04:57,958 INFO L933 BasicCegarLoop]: 951 mSDtfsCounter, 1108 mSDsluCounter, 7175 mSDsCounter, 0 mSdLazyCounter, 5271 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1108 SdHoareTripleChecker+Valid, 8124 SdHoareTripleChecker+Invalid, 5366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 5271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:04:57,958 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1108 Valid, 8124 Invalid, 5366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 5271 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:04:58,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33540 states. [2022-03-01 17:04:58,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33540 to 12513. [2022-03-01 17:04:58,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12513 states, 12434 states have (on average 2.000482547852662) internal successors, (24874), 12512 states have internal predecessors, (24874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:04:58,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12513 states to 12513 states and 24874 transitions. [2022-03-01 17:04:58,234 INFO L78 Accepts]: Start accepts. Automaton has 12513 states and 24874 transitions. Word has length 104 [2022-03-01 17:04:58,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:04:58,235 INFO L470 AbstractCegarLoop]: Abstraction has 12513 states and 24874 transitions. [2022-03-01 17:04:58,235 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:04:58,235 INFO L276 IsEmpty]: Start isEmpty. Operand 12513 states and 24874 transitions. [2022-03-01 17:04:58,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:04:58,236 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:04:58,236 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:04:58,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-03-01 17:04:58,236 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:04:58,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:04:58,237 INFO L85 PathProgramCache]: Analyzing trace with hash 538600881, now seen corresponding path program 55 times [2022-03-01 17:04:58,237 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:04:58,237 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509777580] [2022-03-01 17:04:58,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:04:58,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:04:58,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:04:58,393 INFO 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 17:04:58,393 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:04:58,393 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509777580] [2022-03-01 17:04:58,393 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509777580] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:04:58,393 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:04:58,393 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:04:58,393 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106943039] [2022-03-01 17:04:58,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:04:58,394 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:04:58,394 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:04:58,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:04:58,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:04:58,394 INFO L87 Difference]: Start difference. First operand 12513 states and 24874 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:00,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:00,317 INFO L93 Difference]: Finished difference Result 33455 states and 66523 transitions. [2022-03-01 17:05:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:05:00,318 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:00,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:00,366 INFO L225 Difference]: With dead ends: 33455 [2022-03-01 17:05:00,366 INFO L226 Difference]: Without dead ends: 33455 [2022-03-01 17:05:00,367 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=252, Invalid=1080, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 17:05:00,367 INFO L933 BasicCegarLoop]: 956 mSDtfsCounter, 1092 mSDsluCounter, 7000 mSDsCounter, 0 mSdLazyCounter, 4994 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1092 SdHoareTripleChecker+Valid, 7954 SdHoareTripleChecker+Invalid, 5081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 4994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:00,367 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1092 Valid, 7954 Invalid, 5081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 4994 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:05:00,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33455 states. [2022-03-01 17:05:00,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33455 to 12513. [2022-03-01 17:05:00,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12513 states, 12434 states have (on average 2.000482547852662) internal successors, (24874), 12512 states have internal predecessors, (24874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:00,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12513 states to 12513 states and 24874 transitions. [2022-03-01 17:05:00,622 INFO L78 Accepts]: Start accepts. Automaton has 12513 states and 24874 transitions. Word has length 104 [2022-03-01 17:05:00,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:00,622 INFO L470 AbstractCegarLoop]: Abstraction has 12513 states and 24874 transitions. [2022-03-01 17:05:00,623 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:00,623 INFO L276 IsEmpty]: Start isEmpty. Operand 12513 states and 24874 transitions. [2022-03-01 17:05:00,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:00,624 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:00,624 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:05:00,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-03-01 17:05:00,624 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:00,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:00,624 INFO L85 PathProgramCache]: Analyzing trace with hash 907246825, now seen corresponding path program 56 times [2022-03-01 17:05:00,624 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:00,624 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058142897] [2022-03-01 17:05:00,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:00,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:00,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:00,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:05:00,741 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:00,741 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058142897] [2022-03-01 17:05:00,741 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058142897] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:00,741 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:00,741 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:00,741 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656224959] [2022-03-01 17:05:00,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:00,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:00,741 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:00,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:00,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:00,742 INFO L87 Difference]: Start difference. First operand 12513 states and 24874 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:03,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:03,434 INFO L93 Difference]: Finished difference Result 33879 states and 67363 transitions. [2022-03-01 17:05:03,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-01 17:05:03,434 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:03,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:03,480 INFO L225 Difference]: With dead ends: 33879 [2022-03-01 17:05:03,480 INFO L226 Difference]: Without dead ends: 33879 [2022-03-01 17:05:03,481 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 550 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=516, Invalid=2034, Unknown=0, NotChecked=0, Total=2550 [2022-03-01 17:05:03,481 INFO L933 BasicCegarLoop]: 1232 mSDtfsCounter, 1181 mSDsluCounter, 8769 mSDsCounter, 0 mSdLazyCounter, 7265 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1181 SdHoareTripleChecker+Valid, 9998 SdHoareTripleChecker+Invalid, 7384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 7265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:03,481 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1181 Valid, 9998 Invalid, 7384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 7265 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-01 17:05:03,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33879 states. [2022-03-01 17:05:03,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33879 to 12527. [2022-03-01 17:05:03,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12527 states, 12448 states have (on average 2.0005623393316196) internal successors, (24903), 12526 states have internal predecessors, (24903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:03,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12527 states to 12527 states and 24903 transitions. [2022-03-01 17:05:03,734 INFO L78 Accepts]: Start accepts. Automaton has 12527 states and 24903 transitions. Word has length 104 [2022-03-01 17:05:03,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:03,734 INFO L470 AbstractCegarLoop]: Abstraction has 12527 states and 24903 transitions. [2022-03-01 17:05:03,734 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:03,734 INFO L276 IsEmpty]: Start isEmpty. Operand 12527 states and 24903 transitions. [2022-03-01 17:05:03,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:03,735 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:03,735 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:05:03,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-03-01 17:05:03,736 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:03,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:03,736 INFO L85 PathProgramCache]: Analyzing trace with hash -1180731955, now seen corresponding path program 38 times [2022-03-01 17:05:03,736 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:03,736 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468325243] [2022-03-01 17:05:03,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:03,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:03,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:03,867 INFO 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 17:05:03,867 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:03,867 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468325243] [2022-03-01 17:05:03,867 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468325243] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:03,867 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:03,867 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:03,867 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245092389] [2022-03-01 17:05:03,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:03,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:03,868 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:03,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:03,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:03,869 INFO L87 Difference]: Start difference. First operand 12527 states and 24903 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:05,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:05,912 INFO L93 Difference]: Finished difference Result 43405 states and 86312 transitions. [2022-03-01 17:05:05,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 17:05:05,912 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:05,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:05,977 INFO L225 Difference]: With dead ends: 43405 [2022-03-01 17:05:05,977 INFO L226 Difference]: Without dead ends: 43405 [2022-03-01 17:05:05,977 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=823, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:05:05,977 INFO L933 BasicCegarLoop]: 1131 mSDtfsCounter, 1681 mSDsluCounter, 8250 mSDsCounter, 0 mSdLazyCounter, 4392 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1681 SdHoareTripleChecker+Valid, 9380 SdHoareTripleChecker+Invalid, 4449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4392 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:05,978 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1681 Valid, 9380 Invalid, 4449 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4392 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:05:06,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43405 states. [2022-03-01 17:05:06,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43405 to 12559. [2022-03-01 17:05:06,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12559 states, 12480 states have (on average 2.0006410256410256) internal successors, (24968), 12558 states have internal predecessors, (24968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:06,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12559 states to 12559 states and 24968 transitions. [2022-03-01 17:05:06,297 INFO L78 Accepts]: Start accepts. Automaton has 12559 states and 24968 transitions. Word has length 104 [2022-03-01 17:05:06,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:06,297 INFO L470 AbstractCegarLoop]: Abstraction has 12559 states and 24968 transitions. [2022-03-01 17:05:06,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:06,297 INFO L276 IsEmpty]: Start isEmpty. Operand 12559 states and 24968 transitions. [2022-03-01 17:05:06,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:06,299 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:06,299 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:05:06,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-03-01 17:05:06,299 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:06,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:06,299 INFO L85 PathProgramCache]: Analyzing trace with hash -327571599, now seen corresponding path program 57 times [2022-03-01 17:05:06,299 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:06,299 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461699162] [2022-03-01 17:05:06,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:06,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:06,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:06,432 INFO 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 17:05:06,433 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:06,433 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461699162] [2022-03-01 17:05:06,433 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461699162] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:06,433 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:06,433 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:06,433 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948428478] [2022-03-01 17:05:06,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:06,433 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:06,433 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:06,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:06,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:06,434 INFO L87 Difference]: Start difference. First operand 12559 states and 24968 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:10,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:10,025 INFO L93 Difference]: Finished difference Result 43525 states and 86540 transitions. [2022-03-01 17:05:10,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-01 17:05:10,025 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:10,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:10,094 INFO L225 Difference]: With dead ends: 43525 [2022-03-01 17:05:10,095 INFO L226 Difference]: Without dead ends: 43525 [2022-03-01 17:05:10,095 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 628 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=528, Invalid=2228, Unknown=0, NotChecked=0, Total=2756 [2022-03-01 17:05:10,095 INFO L933 BasicCegarLoop]: 1391 mSDtfsCounter, 1561 mSDsluCounter, 11672 mSDsCounter, 0 mSdLazyCounter, 9600 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1561 SdHoareTripleChecker+Valid, 13059 SdHoareTripleChecker+Invalid, 9734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 9600 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:10,095 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1561 Valid, 13059 Invalid, 9734 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 9600 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-03-01 17:05:10,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43525 states. [2022-03-01 17:05:10,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43525 to 12451. [2022-03-01 17:05:10,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12451 states, 12372 states have (on average 2.0003233107015843) internal successors, (24748), 12450 states have internal predecessors, (24748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:10,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12451 states to 12451 states and 24748 transitions. [2022-03-01 17:05:10,429 INFO L78 Accepts]: Start accepts. Automaton has 12451 states and 24748 transitions. Word has length 104 [2022-03-01 17:05:10,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:10,429 INFO L470 AbstractCegarLoop]: Abstraction has 12451 states and 24748 transitions. [2022-03-01 17:05:10,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:10,429 INFO L276 IsEmpty]: Start isEmpty. Operand 12451 states and 24748 transitions. [2022-03-01 17:05:10,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:10,430 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:10,430 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:05:10,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-03-01 17:05:10,431 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:10,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:10,431 INFO L85 PathProgramCache]: Analyzing trace with hash -547126363, now seen corresponding path program 39 times [2022-03-01 17:05:10,431 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:10,431 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573259917] [2022-03-01 17:05:10,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:10,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:10,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:10,649 INFO 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 17:05:10,649 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:10,649 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573259917] [2022-03-01 17:05:10,649 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573259917] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:10,649 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:10,650 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:10,650 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276563565] [2022-03-01 17:05:10,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:10,650 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:10,650 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:10,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:10,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:10,650 INFO L87 Difference]: Start difference. First operand 12451 states and 24748 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:12,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:12,748 INFO L93 Difference]: Finished difference Result 23631 states and 46992 transitions. [2022-03-01 17:05:12,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 17:05:12,749 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:12,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:12,780 INFO L225 Difference]: With dead ends: 23631 [2022-03-01 17:05:12,780 INFO L226 Difference]: Without dead ends: 23631 [2022-03-01 17:05:12,782 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=150, Invalid=662, Unknown=0, NotChecked=0, Total=812 [2022-03-01 17:05:12,782 INFO L933 BasicCegarLoop]: 1040 mSDtfsCounter, 1299 mSDsluCounter, 7619 mSDsCounter, 0 mSdLazyCounter, 4801 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1299 SdHoareTripleChecker+Valid, 8658 SdHoareTripleChecker+Invalid, 4843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 4801 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:12,782 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1299 Valid, 8658 Invalid, 4843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 4801 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 17:05:12,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23631 states. [2022-03-01 17:05:12,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23631 to 12471. [2022-03-01 17:05:12,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12471 states, 12392 states have (on average 2.0004034861200775) internal successors, (24789), 12470 states have internal predecessors, (24789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:12,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12471 states to 12471 states and 24789 transitions. [2022-03-01 17:05:12,986 INFO L78 Accepts]: Start accepts. Automaton has 12471 states and 24789 transitions. Word has length 104 [2022-03-01 17:05:12,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:12,986 INFO L470 AbstractCegarLoop]: Abstraction has 12471 states and 24789 transitions. [2022-03-01 17:05:12,986 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:12,986 INFO L276 IsEmpty]: Start isEmpty. Operand 12471 states and 24789 transitions. [2022-03-01 17:05:12,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:12,987 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:12,987 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:05:12,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-03-01 17:05:12,987 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:12,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:12,988 INFO L85 PathProgramCache]: Analyzing trace with hash -462297691, now seen corresponding path program 40 times [2022-03-01 17:05:12,988 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:12,988 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812322112] [2022-03-01 17:05:12,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:12,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:13,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:13,128 INFO 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 17:05:13,128 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:13,128 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812322112] [2022-03-01 17:05:13,128 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812322112] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:13,128 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:13,128 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:13,128 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887106856] [2022-03-01 17:05:13,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:13,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:13,128 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:13,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:13,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:13,129 INFO L87 Difference]: Start difference. First operand 12471 states and 24789 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:14,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:14,414 INFO L93 Difference]: Finished difference Result 23732 states and 47194 transitions. [2022-03-01 17:05:14,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 17:05:14,415 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:14,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:14,446 INFO L225 Difference]: With dead ends: 23732 [2022-03-01 17:05:14,447 INFO L226 Difference]: Without dead ends: 23732 [2022-03-01 17:05:14,447 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=147, Invalid=665, Unknown=0, NotChecked=0, Total=812 [2022-03-01 17:05:14,447 INFO L933 BasicCegarLoop]: 1023 mSDtfsCounter, 1189 mSDsluCounter, 6781 mSDsCounter, 0 mSdLazyCounter, 3733 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1189 SdHoareTripleChecker+Valid, 7803 SdHoareTripleChecker+Invalid, 3786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 3733 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:14,447 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1189 Valid, 7803 Invalid, 3786 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 3733 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 17:05:14,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23732 states. [2022-03-01 17:05:14,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23732 to 12483. [2022-03-01 17:05:14,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12483 states, 12404 states have (on average 2.0004837149306676) internal successors, (24814), 12482 states have internal predecessors, (24814), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:14,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12483 states to 12483 states and 24814 transitions. [2022-03-01 17:05:14,651 INFO L78 Accepts]: Start accepts. Automaton has 12483 states and 24814 transitions. Word has length 104 [2022-03-01 17:05:14,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:14,651 INFO L470 AbstractCegarLoop]: Abstraction has 12483 states and 24814 transitions. [2022-03-01 17:05:14,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:14,651 INFO L276 IsEmpty]: Start isEmpty. Operand 12483 states and 24814 transitions. [2022-03-01 17:05:14,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:14,652 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:14,652 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:05:14,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-03-01 17:05:14,653 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:14,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:14,653 INFO L85 PathProgramCache]: Analyzing trace with hash -1382873657, now seen corresponding path program 41 times [2022-03-01 17:05:14,653 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:14,653 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239384796] [2022-03-01 17:05:14,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:14,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:14,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:14,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:05:14,809 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:14,809 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239384796] [2022-03-01 17:05:14,809 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239384796] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:14,809 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:14,810 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:14,810 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974027306] [2022-03-01 17:05:14,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:14,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:14,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:14,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:14,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:14,810 INFO L87 Difference]: Start difference. First operand 12483 states and 24814 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:16,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:16,609 INFO L93 Difference]: Finished difference Result 23806 states and 47342 transitions. [2022-03-01 17:05:16,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 17:05:16,610 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:16,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:16,645 INFO L225 Difference]: With dead ends: 23806 [2022-03-01 17:05:16,645 INFO L226 Difference]: Without dead ends: 23806 [2022-03-01 17:05:16,645 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=146, Invalid=666, Unknown=0, NotChecked=0, Total=812 [2022-03-01 17:05:16,645 INFO L933 BasicCegarLoop]: 988 mSDtfsCounter, 1138 mSDsluCounter, 6978 mSDsCounter, 0 mSdLazyCounter, 3809 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1138 SdHoareTripleChecker+Valid, 7965 SdHoareTripleChecker+Invalid, 3877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 3809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:16,645 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1138 Valid, 7965 Invalid, 3877 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 3809 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:05:16,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23806 states. [2022-03-01 17:05:16,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23806 to 12495. [2022-03-01 17:05:16,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12495 states, 12416 states have (on average 2.000563788659794) internal successors, (24839), 12494 states have internal predecessors, (24839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:16,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12495 states to 12495 states and 24839 transitions. [2022-03-01 17:05:16,869 INFO L78 Accepts]: Start accepts. Automaton has 12495 states and 24839 transitions. Word has length 104 [2022-03-01 17:05:16,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:16,869 INFO L470 AbstractCegarLoop]: Abstraction has 12495 states and 24839 transitions. [2022-03-01 17:05:16,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:16,869 INFO L276 IsEmpty]: Start isEmpty. Operand 12495 states and 24839 transitions. [2022-03-01 17:05:16,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:16,872 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:16,872 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:05:16,872 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-03-01 17:05:16,872 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:16,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:16,872 INFO L85 PathProgramCache]: Analyzing trace with hash 1754983427, now seen corresponding path program 42 times [2022-03-01 17:05:16,872 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:16,872 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274183590] [2022-03-01 17:05:16,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:16,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:16,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:05:16,988 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:16,988 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274183590] [2022-03-01 17:05:16,988 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274183590] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:16,988 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:16,988 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:16,988 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553178397] [2022-03-01 17:05:16,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:16,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:16,989 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:16,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:16,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:16,989 INFO L87 Difference]: Start difference. First operand 12495 states and 24839 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:18,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:18,327 INFO L93 Difference]: Finished difference Result 33383 states and 66382 transitions. [2022-03-01 17:05:18,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 17:05:18,327 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:18,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:18,375 INFO L225 Difference]: With dead ends: 33383 [2022-03-01 17:05:18,375 INFO L226 Difference]: Without dead ends: 33383 [2022-03-01 17:05:18,375 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=147, Invalid=665, Unknown=0, NotChecked=0, Total=812 [2022-03-01 17:05:18,376 INFO L933 BasicCegarLoop]: 1140 mSDtfsCounter, 1431 mSDsluCounter, 8027 mSDsCounter, 0 mSdLazyCounter, 3945 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1431 SdHoareTripleChecker+Valid, 9166 SdHoareTripleChecker+Invalid, 3991 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 3945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:18,376 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1431 Valid, 9166 Invalid, 3991 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 3945 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 17:05:18,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33383 states. [2022-03-01 17:05:18,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33383 to 12531. [2022-03-01 17:05:18,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12531 states, 12452 states have (on average 2.0006424670735625) internal successors, (24912), 12530 states have internal predecessors, (24912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:18,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12531 states to 12531 states and 24912 transitions. [2022-03-01 17:05:18,712 INFO L78 Accepts]: Start accepts. Automaton has 12531 states and 24912 transitions. Word has length 104 [2022-03-01 17:05:18,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:18,712 INFO L470 AbstractCegarLoop]: Abstraction has 12531 states and 24912 transitions. [2022-03-01 17:05:18,712 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:18,712 INFO L276 IsEmpty]: Start isEmpty. Operand 12531 states and 24912 transitions. [2022-03-01 17:05:18,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:18,713 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:18,713 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:05:18,714 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-03-01 17:05:18,714 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:18,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:18,714 INFO L85 PathProgramCache]: Analyzing trace with hash -1897703055, now seen corresponding path program 58 times [2022-03-01 17:05:18,714 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:18,714 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626227815] [2022-03-01 17:05:18,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:18,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:18,827 INFO 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 17:05:18,827 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:18,827 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626227815] [2022-03-01 17:05:18,827 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626227815] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:18,827 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:18,827 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:18,827 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047109551] [2022-03-01 17:05:18,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:18,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:18,828 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:18,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:18,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:18,828 INFO L87 Difference]: Start difference. First operand 12531 states and 24912 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:21,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:21,832 INFO L93 Difference]: Finished difference Result 33486 states and 66573 transitions. [2022-03-01 17:05:21,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-01 17:05:21,833 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:21,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:21,878 INFO L225 Difference]: With dead ends: 33486 [2022-03-01 17:05:21,879 INFO L226 Difference]: Without dead ends: 33486 [2022-03-01 17:05:21,879 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 432 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=406, Invalid=1756, Unknown=0, NotChecked=0, Total=2162 [2022-03-01 17:05:21,879 INFO L933 BasicCegarLoop]: 1371 mSDtfsCounter, 1384 mSDsluCounter, 10050 mSDsCounter, 0 mSdLazyCounter, 7601 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1384 SdHoareTripleChecker+Valid, 11417 SdHoareTripleChecker+Invalid, 7677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 7601 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:21,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1384 Valid, 11417 Invalid, 7677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 7601 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-01 17:05:21,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33486 states. [2022-03-01 17:05:22,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33486 to 12421. [2022-03-01 17:05:22,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12421 states, 12342 states have (on average 2.000324096580781) internal successors, (24688), 12420 states have internal predecessors, (24688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:22,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12421 states to 12421 states and 24688 transitions. [2022-03-01 17:05:22,142 INFO L78 Accepts]: Start accepts. Automaton has 12421 states and 24688 transitions. Word has length 104 [2022-03-01 17:05:22,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:22,142 INFO L470 AbstractCegarLoop]: Abstraction has 12421 states and 24688 transitions. [2022-03-01 17:05:22,142 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:22,142 INFO L276 IsEmpty]: Start isEmpty. Operand 12421 states and 24688 transitions. [2022-03-01 17:05:22,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:22,143 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:22,143 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:05:22,143 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-03-01 17:05:22,143 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:22,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:22,144 INFO L85 PathProgramCache]: Analyzing trace with hash -1216384065, now seen corresponding path program 43 times [2022-03-01 17:05:22,144 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:22,144 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165822838] [2022-03-01 17:05:22,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:22,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:22,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:22,290 INFO 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 17:05:22,290 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:22,290 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165822838] [2022-03-01 17:05:22,291 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165822838] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:22,291 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:22,291 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:22,291 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541158370] [2022-03-01 17:05:22,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:22,291 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:22,291 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:22,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:22,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:22,291 INFO L87 Difference]: Start difference. First operand 12421 states and 24688 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:24,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:24,710 INFO L93 Difference]: Finished difference Result 42559 states and 84620 transitions. [2022-03-01 17:05:24,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 17:05:24,711 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:24,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:24,849 INFO L225 Difference]: With dead ends: 42559 [2022-03-01 17:05:24,849 INFO L226 Difference]: Without dead ends: 42559 [2022-03-01 17:05:24,849 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=155, Invalid=715, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:05:24,849 INFO L933 BasicCegarLoop]: 1208 mSDtfsCounter, 1501 mSDsluCounter, 9816 mSDsCounter, 0 mSdLazyCounter, 5927 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1501 SdHoareTripleChecker+Valid, 11023 SdHoareTripleChecker+Invalid, 5974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 5927 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:24,849 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1501 Valid, 11023 Invalid, 5974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 5927 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:05:24,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42559 states. [2022-03-01 17:05:25,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42559 to 12477. [2022-03-01 17:05:25,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12477 states, 12398 states have (on average 2.0006452653653817) internal successors, (24804), 12476 states have internal predecessors, (24804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:25,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12477 states to 12477 states and 24804 transitions. [2022-03-01 17:05:25,108 INFO L78 Accepts]: Start accepts. Automaton has 12477 states and 24804 transitions. Word has length 104 [2022-03-01 17:05:25,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:25,109 INFO L470 AbstractCegarLoop]: Abstraction has 12477 states and 24804 transitions. [2022-03-01 17:05:25,109 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:25,109 INFO L276 IsEmpty]: Start isEmpty. Operand 12477 states and 24804 transitions. [2022-03-01 17:05:25,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:25,110 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:25,110 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:05:25,110 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-03-01 17:05:25,110 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:25,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:25,110 INFO L85 PathProgramCache]: Analyzing trace with hash -574103251, now seen corresponding path program 59 times [2022-03-01 17:05:25,111 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:25,111 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594953318] [2022-03-01 17:05:25,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:25,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:25,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:25,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:05:25,244 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:25,244 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594953318] [2022-03-01 17:05:25,245 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594953318] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:25,245 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:25,245 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:25,245 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94160075] [2022-03-01 17:05:25,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:25,245 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:25,245 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:25,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:25,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:25,245 INFO L87 Difference]: Start difference. First operand 12477 states and 24804 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:28,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:28,982 INFO L93 Difference]: Finished difference Result 42954 states and 85390 transitions. [2022-03-01 17:05:28,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-01 17:05:28,982 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:28,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:29,052 INFO L225 Difference]: With dead ends: 42954 [2022-03-01 17:05:29,052 INFO L226 Difference]: Without dead ends: 42954 [2022-03-01 17:05:29,053 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 432 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=406, Invalid=1756, Unknown=0, NotChecked=0, Total=2162 [2022-03-01 17:05:29,053 INFO L933 BasicCegarLoop]: 1589 mSDtfsCounter, 1374 mSDsluCounter, 12515 mSDsCounter, 0 mSdLazyCounter, 10776 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1374 SdHoareTripleChecker+Valid, 14100 SdHoareTripleChecker+Invalid, 10843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 10776 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:29,053 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1374 Valid, 14100 Invalid, 10843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 10776 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-03-01 17:05:29,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42954 states. [2022-03-01 17:05:29,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42954 to 12341. [2022-03-01 17:05:29,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12341 states, 12262 states have (on average 2.000326211058555) internal successors, (24528), 12340 states have internal predecessors, (24528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:29,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12341 states to 12341 states and 24528 transitions. [2022-03-01 17:05:29,381 INFO L78 Accepts]: Start accepts. Automaton has 12341 states and 24528 transitions. Word has length 104 [2022-03-01 17:05:29,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:29,381 INFO L470 AbstractCegarLoop]: Abstraction has 12341 states and 24528 transitions. [2022-03-01 17:05:29,381 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:29,381 INFO L276 IsEmpty]: Start isEmpty. Operand 12341 states and 24528 transitions. [2022-03-01 17:05:29,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:29,382 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:29,382 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:05:29,382 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-03-01 17:05:29,383 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:29,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:29,395 INFO L85 PathProgramCache]: Analyzing trace with hash 2093255313, now seen corresponding path program 60 times [2022-03-01 17:05:29,395 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:29,395 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761303188] [2022-03-01 17:05:29,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:29,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:29,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:29,514 INFO 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 17:05:29,514 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:29,514 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761303188] [2022-03-01 17:05:29,514 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761303188] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:29,514 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:29,514 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:29,514 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638335360] [2022-03-01 17:05:29,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:29,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:29,514 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:29,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:29,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:29,515 INFO L87 Difference]: Start difference. First operand 12341 states and 24528 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:31,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:31,152 INFO L93 Difference]: Finished difference Result 30334 states and 60309 transitions. [2022-03-01 17:05:31,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:05:31,153 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:31,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:31,206 INFO L225 Difference]: With dead ends: 30334 [2022-03-01 17:05:31,206 INFO L226 Difference]: Without dead ends: 30334 [2022-03-01 17:05:31,207 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=285, Invalid=1121, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:05:31,207 INFO L933 BasicCegarLoop]: 926 mSDtfsCounter, 1459 mSDsluCounter, 6438 mSDsCounter, 0 mSdLazyCounter, 4359 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1459 SdHoareTripleChecker+Valid, 7362 SdHoareTripleChecker+Invalid, 4448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 4359 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:31,207 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1459 Valid, 7362 Invalid, 4448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 4359 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 17:05:31,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30334 states. [2022-03-01 17:05:31,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30334 to 12543. [2022-03-01 17:05:31,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12543 states, 12464 states have (on average 2.000320924261874) internal successors, (24932), 12542 states have internal predecessors, (24932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:31,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12543 states to 12543 states and 24932 transitions. [2022-03-01 17:05:31,490 INFO L78 Accepts]: Start accepts. Automaton has 12543 states and 24932 transitions. Word has length 104 [2022-03-01 17:05:31,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:31,490 INFO L470 AbstractCegarLoop]: Abstraction has 12543 states and 24932 transitions. [2022-03-01 17:05:31,490 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:31,490 INFO L276 IsEmpty]: Start isEmpty. Operand 12543 states and 24932 transitions. [2022-03-01 17:05:31,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:31,491 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:31,491 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:05:31,492 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-03-01 17:05:31,492 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:31,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:31,492 INFO L85 PathProgramCache]: Analyzing trace with hash -1169467317, now seen corresponding path program 61 times [2022-03-01 17:05:31,492 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:31,492 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861127852] [2022-03-01 17:05:31,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:31,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:31,660 INFO 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 17:05:31,660 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:31,660 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861127852] [2022-03-01 17:05:31,660 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861127852] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:31,660 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:31,661 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:31,661 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455960589] [2022-03-01 17:05:31,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:31,661 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:31,661 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:31,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:31,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:31,661 INFO L87 Difference]: Start difference. First operand 12543 states and 24932 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:33,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:33,514 INFO L93 Difference]: Finished difference Result 30328 states and 60301 transitions. [2022-03-01 17:05:33,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 17:05:33,514 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:33,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:33,566 INFO L225 Difference]: With dead ends: 30328 [2022-03-01 17:05:33,567 INFO L226 Difference]: Without dead ends: 30328 [2022-03-01 17:05:33,567 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 320 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=312, Invalid=1248, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 17:05:33,567 INFO L933 BasicCegarLoop]: 923 mSDtfsCounter, 1501 mSDsluCounter, 6933 mSDsCounter, 0 mSdLazyCounter, 5142 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1501 SdHoareTripleChecker+Valid, 7854 SdHoareTripleChecker+Invalid, 5236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 5142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:33,567 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1501 Valid, 7854 Invalid, 5236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 5142 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:05:33,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30328 states. [2022-03-01 17:05:33,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30328 to 12557. [2022-03-01 17:05:33,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12557 states, 12478 states have (on average 2.0004007052412245) internal successors, (24961), 12556 states have internal predecessors, (24961), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:33,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12557 states to 12557 states and 24961 transitions. [2022-03-01 17:05:33,831 INFO L78 Accepts]: Start accepts. Automaton has 12557 states and 24961 transitions. Word has length 104 [2022-03-01 17:05:33,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:33,831 INFO L470 AbstractCegarLoop]: Abstraction has 12557 states and 24961 transitions. [2022-03-01 17:05:33,831 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:33,831 INFO L276 IsEmpty]: Start isEmpty. Operand 12557 states and 24961 transitions. [2022-03-01 17:05:33,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:33,833 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:33,833 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:05:33,833 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-03-01 17:05:33,833 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:33,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:33,833 INFO L85 PathProgramCache]: Analyzing trace with hash 21259921, now seen corresponding path program 62 times [2022-03-01 17:05:33,833 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:33,833 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380384415] [2022-03-01 17:05:33,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:33,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:33,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:33,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:05:33,947 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:33,947 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380384415] [2022-03-01 17:05:33,947 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380384415] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:33,947 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:33,947 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:33,947 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18207305] [2022-03-01 17:05:33,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:33,947 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:33,947 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:33,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:33,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:33,948 INFO L87 Difference]: Start difference. First operand 12557 states and 24961 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:36,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:36,221 INFO L93 Difference]: Finished difference Result 30503 states and 60651 transitions. [2022-03-01 17:05:36,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:05:36,221 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:36,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:36,285 INFO L225 Difference]: With dead ends: 30503 [2022-03-01 17:05:36,285 INFO L226 Difference]: Without dead ends: 30503 [2022-03-01 17:05:36,285 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=284, Invalid=1198, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:05:36,285 INFO L933 BasicCegarLoop]: 947 mSDtfsCounter, 1396 mSDsluCounter, 7597 mSDsCounter, 0 mSdLazyCounter, 6153 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1396 SdHoareTripleChecker+Valid, 8542 SdHoareTripleChecker+Invalid, 6243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 6153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:36,285 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1396 Valid, 8542 Invalid, 6243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 6153 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:05:36,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30503 states. [2022-03-01 17:05:36,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30503 to 12571. [2022-03-01 17:05:36,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12571 states, 12492 states have (on average 2.000480307396734) internal successors, (24990), 12570 states have internal predecessors, (24990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:36,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12571 states to 12571 states and 24990 transitions. [2022-03-01 17:05:36,649 INFO L78 Accepts]: Start accepts. Automaton has 12571 states and 24990 transitions. Word has length 104 [2022-03-01 17:05:36,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:36,649 INFO L470 AbstractCegarLoop]: Abstraction has 12571 states and 24990 transitions. [2022-03-01 17:05:36,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:36,650 INFO L276 IsEmpty]: Start isEmpty. Operand 12571 states and 24990 transitions. [2022-03-01 17:05:36,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:36,651 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:36,651 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:05:36,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-03-01 17:05:36,652 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:36,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:36,652 INFO L85 PathProgramCache]: Analyzing trace with hash 2063108239, now seen corresponding path program 63 times [2022-03-01 17:05:36,652 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:36,652 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490282004] [2022-03-01 17:05:36,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:36,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:36,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:36,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:05:36,811 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:36,811 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490282004] [2022-03-01 17:05:36,811 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490282004] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:36,811 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:36,811 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:36,811 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601986590] [2022-03-01 17:05:36,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:36,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:36,811 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:36,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:36,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:36,812 INFO L87 Difference]: Start difference. First operand 12571 states and 24990 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:39,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:39,085 INFO L93 Difference]: Finished difference Result 30418 states and 60481 transitions. [2022-03-01 17:05:39,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:05:39,085 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:39,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:39,133 INFO L225 Difference]: With dead ends: 30418 [2022-03-01 17:05:39,133 INFO L226 Difference]: Without dead ends: 30418 [2022-03-01 17:05:39,134 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 301 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=285, Invalid=1197, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:05:39,134 INFO L933 BasicCegarLoop]: 952 mSDtfsCounter, 1379 mSDsluCounter, 7182 mSDsCounter, 0 mSdLazyCounter, 5440 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1379 SdHoareTripleChecker+Valid, 8132 SdHoareTripleChecker+Invalid, 5529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 5440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:39,134 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1379 Valid, 8132 Invalid, 5529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 5440 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:05:39,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30418 states. [2022-03-01 17:05:39,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30418 to 12571. [2022-03-01 17:05:39,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12571 states, 12492 states have (on average 2.000480307396734) internal successors, (24990), 12570 states have internal predecessors, (24990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:39,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12571 states to 12571 states and 24990 transitions. [2022-03-01 17:05:39,394 INFO L78 Accepts]: Start accepts. Automaton has 12571 states and 24990 transitions. Word has length 104 [2022-03-01 17:05:39,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:39,395 INFO L470 AbstractCegarLoop]: Abstraction has 12571 states and 24990 transitions. [2022-03-01 17:05:39,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:39,395 INFO L276 IsEmpty]: Start isEmpty. Operand 12571 states and 24990 transitions. [2022-03-01 17:05:39,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:39,396 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:39,396 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:05:39,396 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-03-01 17:05:39,396 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:39,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:39,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1863213113, now seen corresponding path program 64 times [2022-03-01 17:05:39,396 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:39,396 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790713642] [2022-03-01 17:05:39,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:39,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:39,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:39,491 INFO 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 17:05:39,491 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:39,491 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790713642] [2022-03-01 17:05:39,491 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790713642] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:39,491 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:39,492 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:39,492 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252427433] [2022-03-01 17:05:39,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:39,492 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:39,492 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:39,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:39,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:39,492 INFO L87 Difference]: Start difference. First operand 12571 states and 24990 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:42,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:42,211 INFO L93 Difference]: Finished difference Result 30842 states and 61321 transitions. [2022-03-01 17:05:42,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 17:05:42,212 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:42,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:42,257 INFO L225 Difference]: With dead ends: 30842 [2022-03-01 17:05:42,257 INFO L226 Difference]: Without dead ends: 30842 [2022-03-01 17:05:42,257 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 629 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=546, Invalid=2210, Unknown=0, NotChecked=0, Total=2756 [2022-03-01 17:05:42,257 INFO L933 BasicCegarLoop]: 1228 mSDtfsCounter, 1478 mSDsluCounter, 9219 mSDsCounter, 0 mSdLazyCounter, 8617 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1478 SdHoareTripleChecker+Valid, 10443 SdHoareTripleChecker+Invalid, 8751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 8617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:42,258 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1478 Valid, 10443 Invalid, 8751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 8617 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 17:05:42,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30842 states. [2022-03-01 17:05:42,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30842 to 12585. [2022-03-01 17:05:42,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12585 states, 12506 states have (on average 2.0005597313289623) internal successors, (25019), 12584 states have internal predecessors, (25019), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:42,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12585 states to 12585 states and 25019 transitions. [2022-03-01 17:05:42,533 INFO L78 Accepts]: Start accepts. Automaton has 12585 states and 25019 transitions. Word has length 104 [2022-03-01 17:05:42,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:42,533 INFO L470 AbstractCegarLoop]: Abstraction has 12585 states and 25019 transitions. [2022-03-01 17:05:42,533 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:42,533 INFO L276 IsEmpty]: Start isEmpty. Operand 12585 states and 25019 transitions. [2022-03-01 17:05:42,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:42,534 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:42,534 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:05:42,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-03-01 17:05:42,534 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:42,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:42,535 INFO L85 PathProgramCache]: Analyzing trace with hash 343775403, now seen corresponding path program 44 times [2022-03-01 17:05:42,535 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:42,535 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070043831] [2022-03-01 17:05:42,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:42,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:42,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:42,638 INFO 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 17:05:42,638 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:42,638 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070043831] [2022-03-01 17:05:42,638 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070043831] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:42,638 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:42,638 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:42,638 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470232420] [2022-03-01 17:05:42,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:42,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:42,638 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:42,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:42,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:42,639 INFO L87 Difference]: Start difference. First operand 12585 states and 25019 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:44,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:44,265 INFO L93 Difference]: Finished difference Result 40331 states and 80196 transitions. [2022-03-01 17:05:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-01 17:05:44,266 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:44,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:44,328 INFO L225 Difference]: With dead ends: 40331 [2022-03-01 17:05:44,328 INFO L226 Difference]: Without dead ends: 40331 [2022-03-01 17:05:44,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 422 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=318, Invalid=1488, Unknown=0, NotChecked=0, Total=1806 [2022-03-01 17:05:44,329 INFO L933 BasicCegarLoop]: 1125 mSDtfsCounter, 2292 mSDsluCounter, 7810 mSDsCounter, 0 mSdLazyCounter, 4529 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2292 SdHoareTripleChecker+Valid, 8934 SdHoareTripleChecker+Invalid, 4598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 4529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:44,329 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2292 Valid, 8934 Invalid, 4598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 4529 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 17:05:44,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40331 states. [2022-03-01 17:05:44,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40331 to 12617. [2022-03-01 17:05:44,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12617 states, 12538 states have (on average 2.000638060296698) internal successors, (25084), 12616 states have internal predecessors, (25084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:44,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12617 states to 12617 states and 25084 transitions. [2022-03-01 17:05:44,659 INFO L78 Accepts]: Start accepts. Automaton has 12617 states and 25084 transitions. Word has length 104 [2022-03-01 17:05:44,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:44,659 INFO L470 AbstractCegarLoop]: Abstraction has 12617 states and 25084 transitions. [2022-03-01 17:05:44,659 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:44,659 INFO L276 IsEmpty]: Start isEmpty. Operand 12617 states and 25084 transitions. [2022-03-01 17:05:44,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:44,660 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:44,660 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:05:44,661 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-03-01 17:05:44,661 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:44,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:44,661 INFO L85 PathProgramCache]: Analyzing trace with hash 1196935759, now seen corresponding path program 65 times [2022-03-01 17:05:44,661 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:44,661 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580751112] [2022-03-01 17:05:44,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:44,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:44,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:44,746 INFO 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 17:05:44,747 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:44,747 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580751112] [2022-03-01 17:05:44,747 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580751112] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:44,747 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:44,747 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:44,747 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680234776] [2022-03-01 17:05:44,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:44,747 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:44,747 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:44,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:44,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:44,747 INFO L87 Difference]: Start difference. First operand 12617 states and 25084 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:47,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:47,391 INFO L93 Difference]: Finished difference Result 40488 states and 80498 transitions. [2022-03-01 17:05:47,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 17:05:47,392 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:47,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:47,456 INFO L225 Difference]: With dead ends: 40488 [2022-03-01 17:05:47,456 INFO L226 Difference]: Without dead ends: 40488 [2022-03-01 17:05:47,456 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 809 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=593, Invalid=2599, Unknown=0, NotChecked=0, Total=3192 [2022-03-01 17:05:47,456 INFO L933 BasicCegarLoop]: 1385 mSDtfsCounter, 2176 mSDsluCounter, 10274 mSDsCounter, 0 mSdLazyCounter, 7981 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2176 SdHoareTripleChecker+Valid, 11657 SdHoareTripleChecker+Invalid, 8126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 7981 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:47,456 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2176 Valid, 11657 Invalid, 8126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 7981 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:05:47,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40488 states. [2022-03-01 17:05:47,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40488 to 12509. [2022-03-01 17:05:47,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12509 states, 12430 states have (on average 2.0003218020917135) internal successors, (24864), 12508 states have internal predecessors, (24864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:47,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12509 states to 12509 states and 24864 transitions. [2022-03-01 17:05:47,765 INFO L78 Accepts]: Start accepts. Automaton has 12509 states and 24864 transitions. Word has length 104 [2022-03-01 17:05:47,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:47,765 INFO L470 AbstractCegarLoop]: Abstraction has 12509 states and 24864 transitions. [2022-03-01 17:05:47,765 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:47,765 INFO L276 IsEmpty]: Start isEmpty. Operand 12509 states and 24864 transitions. [2022-03-01 17:05:47,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:47,766 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:47,766 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:05:47,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-03-01 17:05:47,767 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:47,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:47,767 INFO L85 PathProgramCache]: Analyzing trace with hash 977380995, now seen corresponding path program 45 times [2022-03-01 17:05:47,767 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:47,767 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827183552] [2022-03-01 17:05:47,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:47,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:47,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:47,916 INFO 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 17:05:47,916 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:47,916 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827183552] [2022-03-01 17:05:47,916 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827183552] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:47,916 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:47,916 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:47,916 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605299510] [2022-03-01 17:05:47,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:47,916 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:47,917 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:47,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:47,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:47,917 INFO L87 Difference]: Start difference. First operand 12509 states and 24864 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:50,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:50,226 INFO L93 Difference]: Finished difference Result 40900 states and 81332 transitions. [2022-03-01 17:05:50,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-01 17:05:50,226 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:50,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:50,320 INFO L225 Difference]: With dead ends: 40900 [2022-03-01 17:05:50,320 INFO L226 Difference]: Without dead ends: 40900 [2022-03-01 17:05:50,320 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 374 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=297, Invalid=1343, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 17:05:50,321 INFO L933 BasicCegarLoop]: 1131 mSDtfsCounter, 1867 mSDsluCounter, 7936 mSDsCounter, 0 mSdLazyCounter, 4643 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1867 SdHoareTripleChecker+Valid, 9066 SdHoareTripleChecker+Invalid, 4708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 4643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:50,321 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1867 Valid, 9066 Invalid, 4708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 4643 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:05:50,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40900 states. [2022-03-01 17:05:50,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40900 to 12549. [2022-03-01 17:05:50,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12549 states, 12470 states have (on average 2.000400962309543) internal successors, (24945), 12548 states have internal predecessors, (24945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:50,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12549 states to 12549 states and 24945 transitions. [2022-03-01 17:05:50,785 INFO L78 Accepts]: Start accepts. Automaton has 12549 states and 24945 transitions. Word has length 104 [2022-03-01 17:05:50,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:50,785 INFO L470 AbstractCegarLoop]: Abstraction has 12549 states and 24945 transitions. [2022-03-01 17:05:50,785 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:50,785 INFO L276 IsEmpty]: Start isEmpty. Operand 12549 states and 24945 transitions. [2022-03-01 17:05:50,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:50,786 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:50,786 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:05:50,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-03-01 17:05:50,786 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:50,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:50,787 INFO L85 PathProgramCache]: Analyzing trace with hash 1062209667, now seen corresponding path program 46 times [2022-03-01 17:05:50,787 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:50,787 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491578487] [2022-03-01 17:05:50,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:50,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:50,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:50,964 INFO 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 17:05:50,964 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:50,964 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491578487] [2022-03-01 17:05:50,964 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491578487] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:50,964 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:50,964 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:50,964 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66509126] [2022-03-01 17:05:50,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:50,964 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:50,964 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:50,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:50,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:50,965 INFO L87 Difference]: Start difference. First operand 12549 states and 24945 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:53,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:53,311 INFO L93 Difference]: Finished difference Result 41001 states and 81534 transitions. [2022-03-01 17:05:53,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:05:53,311 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:53,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:53,376 INFO L225 Difference]: With dead ends: 41001 [2022-03-01 17:05:53,376 INFO L226 Difference]: Without dead ends: 41001 [2022-03-01 17:05:53,376 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 355 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=276, Invalid=1284, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 17:05:53,376 INFO L933 BasicCegarLoop]: 1130 mSDtfsCounter, 1769 mSDsluCounter, 8568 mSDsCounter, 0 mSdLazyCounter, 5772 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1769 SdHoareTripleChecker+Valid, 9697 SdHoareTripleChecker+Invalid, 5836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 5772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:53,376 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1769 Valid, 9697 Invalid, 5836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 5772 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:05:53,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41001 states. [2022-03-01 17:05:53,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41001 to 12561. [2022-03-01 17:05:53,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12561 states, 12482 states have (on average 2.0004806921967635) internal successors, (24970), 12560 states have internal predecessors, (24970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:53,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12561 states to 12561 states and 24970 transitions. [2022-03-01 17:05:53,713 INFO L78 Accepts]: Start accepts. Automaton has 12561 states and 24970 transitions. Word has length 104 [2022-03-01 17:05:53,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:53,713 INFO L470 AbstractCegarLoop]: Abstraction has 12561 states and 24970 transitions. [2022-03-01 17:05:53,713 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:53,713 INFO L276 IsEmpty]: Start isEmpty. Operand 12561 states and 24970 transitions. [2022-03-01 17:05:53,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:53,728 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:53,728 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:05:53,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-03-01 17:05:53,728 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:53,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:53,728 INFO L85 PathProgramCache]: Analyzing trace with hash 141633701, now seen corresponding path program 47 times [2022-03-01 17:05:53,728 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:53,728 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708729911] [2022-03-01 17:05:53,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:53,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:53,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:53,839 INFO 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 17:05:53,839 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:53,839 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708729911] [2022-03-01 17:05:53,839 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708729911] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:53,839 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:53,839 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:53,839 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814361644] [2022-03-01 17:05:53,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:53,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:53,839 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:53,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:53,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:53,840 INFO L87 Difference]: Start difference. First operand 12561 states and 24970 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:56,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:56,102 INFO L93 Difference]: Finished difference Result 41075 states and 81682 transitions. [2022-03-01 17:05:56,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 17:05:56,102 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:56,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:56,166 INFO L225 Difference]: With dead ends: 41075 [2022-03-01 17:05:56,166 INFO L226 Difference]: Without dead ends: 41075 [2022-03-01 17:05:56,166 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 332 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=258, Invalid=1224, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:05:56,167 INFO L933 BasicCegarLoop]: 1095 mSDtfsCounter, 1720 mSDsluCounter, 8216 mSDsCounter, 0 mSdLazyCounter, 5185 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1720 SdHoareTripleChecker+Valid, 9310 SdHoareTripleChecker+Invalid, 5259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 5185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:56,167 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1720 Valid, 9310 Invalid, 5259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 5185 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:05:56,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41075 states. [2022-03-01 17:05:56,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41075 to 12573. [2022-03-01 17:05:56,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12573 states, 12494 states have (on average 2.000560268929086) internal successors, (24995), 12572 states have internal predecessors, (24995), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:56,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12573 states to 12573 states and 24995 transitions. [2022-03-01 17:05:56,514 INFO L78 Accepts]: Start accepts. Automaton has 12573 states and 24995 transitions. Word has length 104 [2022-03-01 17:05:56,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:56,514 INFO L470 AbstractCegarLoop]: Abstraction has 12573 states and 24995 transitions. [2022-03-01 17:05:56,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:56,514 INFO L276 IsEmpty]: Start isEmpty. Operand 12573 states and 24995 transitions. [2022-03-01 17:05:56,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:56,515 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:56,515 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:05:56,515 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-03-01 17:05:56,515 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:56,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:56,516 INFO L85 PathProgramCache]: Analyzing trace with hash -1015476511, now seen corresponding path program 48 times [2022-03-01 17:05:56,516 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:56,516 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553328363] [2022-03-01 17:05:56,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:56,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:56,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:56,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:05:56,643 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:56,644 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553328363] [2022-03-01 17:05:56,644 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553328363] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:56,644 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:56,644 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:56,644 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574532525] [2022-03-01 17:05:56,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:56,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:56,644 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:56,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:56,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:56,644 INFO L87 Difference]: Start difference. First operand 12573 states and 24995 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:58,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:05:58,512 INFO L93 Difference]: Finished difference Result 50652 states and 100722 transitions. [2022-03-01 17:05:58,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-01 17:05:58,512 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:05:58,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:05:58,606 INFO L225 Difference]: With dead ends: 50652 [2022-03-01 17:05:58,607 INFO L226 Difference]: Without dead ends: 50652 [2022-03-01 17:05:58,607 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 426 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=321, Invalid=1485, Unknown=0, NotChecked=0, Total=1806 [2022-03-01 17:05:58,607 INFO L933 BasicCegarLoop]: 1234 mSDtfsCounter, 2080 mSDsluCounter, 8688 mSDsCounter, 0 mSdLazyCounter, 4669 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2080 SdHoareTripleChecker+Valid, 9921 SdHoareTripleChecker+Invalid, 4726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:05:58,607 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2080 Valid, 9921 Invalid, 4726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4669 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:05:58,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50652 states. [2022-03-01 17:05:58,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50652 to 12609. [2022-03-01 17:05:58,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12609 states, 12530 states have (on average 2.000638467677574) internal successors, (25068), 12608 states have internal predecessors, (25068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:05:58,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12609 states to 12609 states and 25068 transitions. [2022-03-01 17:05:58,970 INFO L78 Accepts]: Start accepts. Automaton has 12609 states and 25068 transitions. Word has length 104 [2022-03-01 17:05:58,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:05:58,970 INFO L470 AbstractCegarLoop]: Abstraction has 12609 states and 25068 transitions. [2022-03-01 17:05:58,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:05:58,970 INFO L276 IsEmpty]: Start isEmpty. Operand 12609 states and 25068 transitions. [2022-03-01 17:05:58,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:05:58,971 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:05:58,972 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:05:58,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-03-01 17:05:58,972 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:05:58,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:05:58,972 INFO L85 PathProgramCache]: Analyzing trace with hash -373195697, now seen corresponding path program 66 times [2022-03-01 17:05:58,972 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:05:58,972 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635799534] [2022-03-01 17:05:58,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:05:58,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:05:58,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:05:59,122 INFO 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 17:05:59,122 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:05:59,123 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635799534] [2022-03-01 17:05:59,123 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635799534] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:05:59,123 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:05:59,123 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:05:59,123 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125506162] [2022-03-01 17:05:59,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:05:59,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:05:59,123 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:05:59,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:05:59,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:05:59,123 INFO L87 Difference]: Start difference. First operand 12609 states and 25068 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:02,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:02,822 INFO L93 Difference]: Finished difference Result 51005 states and 101403 transitions. [2022-03-01 17:06:02,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 17:06:02,822 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:02,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:02,920 INFO L225 Difference]: With dead ends: 51005 [2022-03-01 17:06:02,920 INFO L226 Difference]: Without dead ends: 51005 [2022-03-01 17:06:02,920 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 893 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=642, Invalid=2898, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 17:06:02,921 INFO L933 BasicCegarLoop]: 1612 mSDtfsCounter, 2047 mSDsluCounter, 11046 mSDsCounter, 0 mSdLazyCounter, 8253 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2047 SdHoareTripleChecker+Valid, 12656 SdHoareTripleChecker+Invalid, 8335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 8253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:02,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2047 Valid, 12656 Invalid, 8335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 8253 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-03-01 17:06:02,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51005 states. [2022-03-01 17:06:03,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51005 to 12513. [2022-03-01 17:06:03,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12513 states, 12434 states have (on average 2.0003216985684413) internal successors, (24872), 12512 states have internal predecessors, (24872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:03,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12513 states to 12513 states and 24872 transitions. [2022-03-01 17:06:03,295 INFO L78 Accepts]: Start accepts. Automaton has 12513 states and 24872 transitions. Word has length 104 [2022-03-01 17:06:03,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:03,295 INFO L470 AbstractCegarLoop]: Abstraction has 12513 states and 24872 transitions. [2022-03-01 17:06:03,295 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:03,296 INFO L276 IsEmpty]: Start isEmpty. Operand 12513 states and 24872 transitions. [2022-03-01 17:06:03,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:03,297 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:03,297 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:06:03,297 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-03-01 17:06:03,297 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:03,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:03,297 INFO L85 PathProgramCache]: Analyzing trace with hash 308123293, now seen corresponding path program 49 times [2022-03-01 17:06:03,297 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:03,297 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057241776] [2022-03-01 17:06:03,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:03,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:03,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:03,463 INFO 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 17:06:03,463 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:03,463 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057241776] [2022-03-01 17:06:03,463 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057241776] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:03,463 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:03,463 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:03,463 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305435515] [2022-03-01 17:06:03,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:03,463 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:03,464 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:03,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:03,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:03,464 INFO L87 Difference]: Start difference. First operand 12513 states and 24872 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:05,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:05,645 INFO L93 Difference]: Finished difference Result 59828 states and 118960 transitions. [2022-03-01 17:06:05,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-01 17:06:05,645 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:05,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:05,749 INFO L225 Difference]: With dead ends: 59828 [2022-03-01 17:06:05,749 INFO L226 Difference]: Without dead ends: 59828 [2022-03-01 17:06:05,749 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 489 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=347, Invalid=1633, Unknown=0, NotChecked=0, Total=1980 [2022-03-01 17:06:05,749 INFO L933 BasicCegarLoop]: 1302 mSDtfsCounter, 2083 mSDsluCounter, 9212 mSDsCounter, 0 mSdLazyCounter, 5188 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2083 SdHoareTripleChecker+Valid, 10513 SdHoareTripleChecker+Invalid, 5237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 5188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:05,749 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2083 Valid, 10513 Invalid, 5237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 5188 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:06:05,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59828 states. [2022-03-01 17:06:06,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59828 to 12609. [2022-03-01 17:06:06,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12609 states, 12530 states have (on average 2.000638467677574) internal successors, (25068), 12608 states have internal predecessors, (25068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:06,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12609 states to 12609 states and 25068 transitions. [2022-03-01 17:06:06,470 INFO L78 Accepts]: Start accepts. Automaton has 12609 states and 25068 transitions. Word has length 104 [2022-03-01 17:06:06,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:06,470 INFO L470 AbstractCegarLoop]: Abstraction has 12609 states and 25068 transitions. [2022-03-01 17:06:06,470 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:06,470 INFO L276 IsEmpty]: Start isEmpty. Operand 12609 states and 25068 transitions. [2022-03-01 17:06:06,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:06,471 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:06,471 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:06:06,471 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-03-01 17:06:06,471 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:06,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:06,472 INFO L85 PathProgramCache]: Analyzing trace with hash 950404107, now seen corresponding path program 67 times [2022-03-01 17:06:06,472 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:06,472 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132022589] [2022-03-01 17:06:06,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:06,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:06,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:06,575 INFO 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 17:06:06,575 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:06,575 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132022589] [2022-03-01 17:06:06,575 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132022589] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:06,575 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:06,575 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:06,575 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204243685] [2022-03-01 17:06:06,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:06,576 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:06,576 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:06,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:06,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:06,576 INFO L87 Difference]: Start difference. First operand 12609 states and 25068 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:10,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:10,919 INFO L93 Difference]: Finished difference Result 60473 states and 120220 transitions. [2022-03-01 17:06:10,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 17:06:10,919 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:10,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:11,046 INFO L225 Difference]: With dead ends: 60473 [2022-03-01 17:06:11,047 INFO L226 Difference]: Without dead ends: 60473 [2022-03-01 17:06:11,047 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 893 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=642, Invalid=2898, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 17:06:11,047 INFO L933 BasicCegarLoop]: 1830 mSDtfsCounter, 2036 mSDsluCounter, 13216 mSDsCounter, 0 mSdLazyCounter, 11673 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2036 SdHoareTripleChecker+Valid, 15042 SdHoareTripleChecker+Invalid, 11753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 11673 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:11,047 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2036 Valid, 15042 Invalid, 11753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 11673 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-03-01 17:06:11,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60473 states. [2022-03-01 17:06:11,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60473 to 12503. [2022-03-01 17:06:11,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12503 states, 12424 states have (on average 2.0003219575016096) internal successors, (24852), 12502 states have internal predecessors, (24852), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:11,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12503 states to 12503 states and 24852 transitions. [2022-03-01 17:06:11,542 INFO L78 Accepts]: Start accepts. Automaton has 12503 states and 24852 transitions. Word has length 104 [2022-03-01 17:06:11,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:11,542 INFO L470 AbstractCegarLoop]: Abstraction has 12503 states and 24852 transitions. [2022-03-01 17:06:11,542 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:11,542 INFO L276 IsEmpty]: Start isEmpty. Operand 12503 states and 24852 transitions. [2022-03-01 17:06:11,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:11,543 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:11,543 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:06:11,543 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-03-01 17:06:11,543 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:11,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:11,543 INFO L85 PathProgramCache]: Analyzing trace with hash -677665661, now seen corresponding path program 50 times [2022-03-01 17:06:11,543 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:11,544 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847257380] [2022-03-01 17:06:11,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:11,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:11,649 INFO 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 17:06:11,649 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:11,649 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847257380] [2022-03-01 17:06:11,649 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847257380] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:11,649 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:11,649 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:11,649 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018024716] [2022-03-01 17:06:11,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:11,650 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:11,650 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:11,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:11,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:11,650 INFO L87 Difference]: Start difference. First operand 12503 states and 24852 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:13,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:13,163 INFO L93 Difference]: Finished difference Result 30384 states and 60416 transitions. [2022-03-01 17:06:13,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:06:13,164 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:13,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:13,212 INFO L225 Difference]: With dead ends: 30384 [2022-03-01 17:06:13,212 INFO L226 Difference]: Without dead ends: 30384 [2022-03-01 17:06:13,212 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 209 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=223, Invalid=967, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:06:13,213 INFO L933 BasicCegarLoop]: 1017 mSDtfsCounter, 1591 mSDsluCounter, 7120 mSDsCounter, 0 mSdLazyCounter, 4371 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1591 SdHoareTripleChecker+Valid, 8136 SdHoareTripleChecker+Invalid, 4445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 4371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:13,213 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1591 Valid, 8136 Invalid, 4445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 4371 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 17:06:13,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30384 states. [2022-03-01 17:06:13,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30384 to 12539. [2022-03-01 17:06:13,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12539 states, 12460 states have (on average 2.000401284109149) internal successors, (24925), 12538 states have internal predecessors, (24925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:13,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12539 states to 12539 states and 24925 transitions. [2022-03-01 17:06:13,589 INFO L78 Accepts]: Start accepts. Automaton has 12539 states and 24925 transitions. Word has length 104 [2022-03-01 17:06:13,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:13,589 INFO L470 AbstractCegarLoop]: Abstraction has 12539 states and 24925 transitions. [2022-03-01 17:06:13,589 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:13,589 INFO L276 IsEmpty]: Start isEmpty. Operand 12539 states and 24925 transitions. [2022-03-01 17:06:13,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:13,591 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:13,591 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:06:13,591 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-03-01 17:06:13,591 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:13,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:13,591 INFO L85 PathProgramCache]: Analyzing trace with hash -592836989, now seen corresponding path program 51 times [2022-03-01 17:06:13,591 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:13,591 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664897901] [2022-03-01 17:06:13,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:13,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:13,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:13,733 INFO 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 17:06:13,733 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:13,733 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664897901] [2022-03-01 17:06:13,733 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664897901] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:13,733 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:13,733 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:13,733 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922774408] [2022-03-01 17:06:13,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:13,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:13,733 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:13,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:13,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:13,734 INFO L87 Difference]: Start difference. First operand 12539 states and 24925 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:15,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:15,934 INFO L93 Difference]: Finished difference Result 30485 states and 60618 transitions. [2022-03-01 17:06:15,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:06:15,934 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:15,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:15,987 INFO L225 Difference]: With dead ends: 30485 [2022-03-01 17:06:15,987 INFO L226 Difference]: Without dead ends: 30485 [2022-03-01 17:06:15,987 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=219, Invalid=971, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:06:15,988 INFO L933 BasicCegarLoop]: 1031 mSDtfsCounter, 1461 mSDsluCounter, 7267 mSDsCounter, 0 mSdLazyCounter, 4851 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1461 SdHoareTripleChecker+Valid, 8297 SdHoareTripleChecker+Invalid, 4918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 4851 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:15,988 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1461 Valid, 8297 Invalid, 4918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 4851 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:06:16,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30485 states. [2022-03-01 17:06:16,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30485 to 12551. [2022-03-01 17:06:16,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12551 states, 12472 states have (on average 2.000481077613855) internal successors, (24950), 12550 states have internal predecessors, (24950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:16,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12551 states to 12551 states and 24950 transitions. [2022-03-01 17:06:16,328 INFO L78 Accepts]: Start accepts. Automaton has 12551 states and 24950 transitions. Word has length 104 [2022-03-01 17:06:16,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:16,328 INFO L470 AbstractCegarLoop]: Abstraction has 12551 states and 24950 transitions. [2022-03-01 17:06:16,328 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:16,328 INFO L276 IsEmpty]: Start isEmpty. Operand 12551 states and 24950 transitions. [2022-03-01 17:06:16,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:16,329 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:16,329 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:06:16,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-03-01 17:06:16,329 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:16,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:16,330 INFO L85 PathProgramCache]: Analyzing trace with hash -1513412955, now seen corresponding path program 52 times [2022-03-01 17:06:16,330 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:16,330 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129110959] [2022-03-01 17:06:16,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:16,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:16,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:16,440 INFO 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 17:06:16,440 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:16,440 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129110959] [2022-03-01 17:06:16,440 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129110959] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:16,440 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:16,440 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:16,440 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867962243] [2022-03-01 17:06:16,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:16,441 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:16,441 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:16,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:16,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:16,441 INFO L87 Difference]: Start difference. First operand 12551 states and 24950 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:18,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:18,288 INFO L93 Difference]: Finished difference Result 30559 states and 60766 transitions. [2022-03-01 17:06:18,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 17:06:18,288 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:18,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:18,334 INFO L225 Difference]: With dead ends: 30559 [2022-03-01 17:06:18,334 INFO L226 Difference]: Without dead ends: 30559 [2022-03-01 17:06:18,334 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=217, Invalid=973, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:06:18,334 INFO L933 BasicCegarLoop]: 996 mSDtfsCounter, 1409 mSDsluCounter, 7400 mSDsCounter, 0 mSdLazyCounter, 4912 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1409 SdHoareTripleChecker+Valid, 8395 SdHoareTripleChecker+Invalid, 4972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 4912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:18,335 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1409 Valid, 8395 Invalid, 4972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 4912 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:06:18,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30559 states. [2022-03-01 17:06:18,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30559 to 12563. [2022-03-01 17:06:18,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12563 states, 12484 states have (on average 2.0005607177186797) internal successors, (24975), 12562 states have internal predecessors, (24975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:18,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12563 states to 12563 states and 24975 transitions. [2022-03-01 17:06:18,585 INFO L78 Accepts]: Start accepts. Automaton has 12563 states and 24975 transitions. Word has length 104 [2022-03-01 17:06:18,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:18,585 INFO L470 AbstractCegarLoop]: Abstraction has 12563 states and 24975 transitions. [2022-03-01 17:06:18,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:18,585 INFO L276 IsEmpty]: Start isEmpty. Operand 12563 states and 24975 transitions. [2022-03-01 17:06:18,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:18,587 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:18,587 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:06:18,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-03-01 17:06:18,587 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:18,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:18,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1624444129, now seen corresponding path program 53 times [2022-03-01 17:06:18,587 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:18,587 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334736410] [2022-03-01 17:06:18,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:18,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:18,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:18,770 INFO 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 17:06:18,770 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:18,770 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334736410] [2022-03-01 17:06:18,770 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334736410] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:18,771 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:18,771 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:18,771 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197369465] [2022-03-01 17:06:18,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:18,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:18,771 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:18,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:18,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:18,771 INFO L87 Difference]: Start difference. First operand 12563 states and 24975 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:20,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:20,514 INFO L93 Difference]: Finished difference Result 30512 states and 60672 transitions. [2022-03-01 17:06:20,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:06:20,514 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:20,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:20,567 INFO L225 Difference]: With dead ends: 30512 [2022-03-01 17:06:20,567 INFO L226 Difference]: Without dead ends: 30512 [2022-03-01 17:06:20,568 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=267, Invalid=1215, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:06:20,568 INFO L933 BasicCegarLoop]: 1049 mSDtfsCounter, 1770 mSDsluCounter, 7087 mSDsCounter, 0 mSdLazyCounter, 4189 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1770 SdHoareTripleChecker+Valid, 8135 SdHoareTripleChecker+Invalid, 4237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 4189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:20,568 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1770 Valid, 8135 Invalid, 4237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 4189 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:06:20,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30512 states. [2022-03-01 17:06:20,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30512 to 12599. [2022-03-01 17:06:20,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12599 states, 12520 states have (on average 2.000638977635783) internal successors, (25048), 12598 states have internal predecessors, (25048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:20,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12599 states to 12599 states and 25048 transitions. [2022-03-01 17:06:20,828 INFO L78 Accepts]: Start accepts. Automaton has 12599 states and 25048 transitions. Word has length 104 [2022-03-01 17:06:20,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:20,828 INFO L470 AbstractCegarLoop]: Abstraction has 12599 states and 25048 transitions. [2022-03-01 17:06:20,828 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:20,828 INFO L276 IsEmpty]: Start isEmpty. Operand 12599 states and 25048 transitions. [2022-03-01 17:06:20,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:20,829 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:20,829 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:06:20,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-03-01 17:06:20,830 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:20,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:20,830 INFO L85 PathProgramCache]: Analyzing trace with hash -2028242353, now seen corresponding path program 68 times [2022-03-01 17:06:20,830 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:20,830 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850100438] [2022-03-01 17:06:20,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:20,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:20,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:20,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:06:20,914 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:20,914 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850100438] [2022-03-01 17:06:20,914 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850100438] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:20,914 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:20,914 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:20,914 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043765069] [2022-03-01 17:06:20,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:20,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:20,914 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:20,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:20,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:20,915 INFO L87 Difference]: Start difference. First operand 12599 states and 25048 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:22,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:22,912 INFO L93 Difference]: Finished difference Result 30648 states and 60929 transitions. [2022-03-01 17:06:22,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 17:06:22,912 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:22,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:22,966 INFO L225 Difference]: With dead ends: 30648 [2022-03-01 17:06:22,967 INFO L226 Difference]: Without dead ends: 30648 [2022-03-01 17:06:22,967 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 578 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=433, Invalid=2117, Unknown=0, NotChecked=0, Total=2550 [2022-03-01 17:06:22,967 INFO L933 BasicCegarLoop]: 1280 mSDtfsCounter, 1732 mSDsluCounter, 8482 mSDsCounter, 0 mSdLazyCounter, 6059 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1732 SdHoareTripleChecker+Valid, 9760 SdHoareTripleChecker+Invalid, 6139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 6059 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:22,967 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1732 Valid, 9760 Invalid, 6139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 6059 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:06:23,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30648 states. [2022-03-01 17:06:23,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30648 to 12522. [2022-03-01 17:06:23,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12522 states, 12443 states have (on average 2.000642931768866) internal successors, (24894), 12521 states have internal predecessors, (24894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:23,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12522 states to 12522 states and 24894 transitions. [2022-03-01 17:06:23,230 INFO L78 Accepts]: Start accepts. Automaton has 12522 states and 24894 transitions. Word has length 104 [2022-03-01 17:06:23,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:23,230 INFO L470 AbstractCegarLoop]: Abstraction has 12522 states and 24894 transitions. [2022-03-01 17:06:23,230 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:23,230 INFO L276 IsEmpty]: Start isEmpty. Operand 12522 states and 24894 transitions. [2022-03-01 17:06:23,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:23,231 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:23,231 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:06:23,232 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-03-01 17:06:23,232 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:23,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:23,232 INFO L85 PathProgramCache]: Analyzing trace with hash 743507493, now seen corresponding path program 54 times [2022-03-01 17:06:23,232 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:23,232 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721199756] [2022-03-01 17:06:23,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:23,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:23,339 INFO 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 17:06:23,339 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:23,339 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721199756] [2022-03-01 17:06:23,339 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721199756] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:23,339 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:23,339 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:23,339 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576251821] [2022-03-01 17:06:23,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:23,341 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:23,341 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:23,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:23,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:23,341 INFO L87 Difference]: Start difference. First operand 12522 states and 24894 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:24,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:24,475 INFO L93 Difference]: Finished difference Result 20479 states and 40726 transitions. [2022-03-01 17:06:24,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 17:06:24,476 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:24,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:24,507 INFO L225 Difference]: With dead ends: 20479 [2022-03-01 17:06:24,507 INFO L226 Difference]: Without dead ends: 20479 [2022-03-01 17:06:24,507 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=230, Invalid=960, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:06:24,508 INFO L933 BasicCegarLoop]: 791 mSDtfsCounter, 1146 mSDsluCounter, 5279 mSDsCounter, 0 mSdLazyCounter, 3256 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1146 SdHoareTripleChecker+Valid, 6069 SdHoareTripleChecker+Invalid, 3347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 3256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:24,508 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1146 Valid, 6069 Invalid, 3347 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 3256 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 17:06:24,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20479 states. [2022-03-01 17:06:24,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20479 to 12524. [2022-03-01 17:06:24,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12524 states, 12445 states have (on average 2.0006428284451587) internal successors, (24898), 12523 states have internal predecessors, (24898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:24,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12524 states to 12524 states and 24898 transitions. [2022-03-01 17:06:24,756 INFO L78 Accepts]: Start accepts. Automaton has 12524 states and 24898 transitions. Word has length 104 [2022-03-01 17:06:24,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:24,756 INFO L470 AbstractCegarLoop]: Abstraction has 12524 states and 24898 transitions. [2022-03-01 17:06:24,756 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:24,756 INFO L276 IsEmpty]: Start isEmpty. Operand 12524 states and 24898 transitions. [2022-03-01 17:06:24,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:24,757 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:24,757 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:06:24,757 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-03-01 17:06:24,758 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:24,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:24,758 INFO L85 PathProgramCache]: Analyzing trace with hash 828336165, now seen corresponding path program 55 times [2022-03-01 17:06:24,758 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:24,758 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739666105] [2022-03-01 17:06:24,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:24,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:24,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:24,902 INFO 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 17:06:24,902 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:24,902 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739666105] [2022-03-01 17:06:24,903 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739666105] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:24,903 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:24,903 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:24,903 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554757187] [2022-03-01 17:06:24,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:24,903 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:24,903 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:24,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:24,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:24,904 INFO L87 Difference]: Start difference. First operand 12524 states and 24898 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:26,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:26,701 INFO L93 Difference]: Finished difference Result 20570 states and 40908 transitions. [2022-03-01 17:06:26,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 17:06:26,701 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:26,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:26,729 INFO L225 Difference]: With dead ends: 20570 [2022-03-01 17:06:26,729 INFO L226 Difference]: Without dead ends: 20570 [2022-03-01 17:06:26,729 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=228, Invalid=962, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:06:26,730 INFO L933 BasicCegarLoop]: 804 mSDtfsCounter, 1100 mSDsluCounter, 6689 mSDsCounter, 0 mSdLazyCounter, 4994 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1100 SdHoareTripleChecker+Valid, 7492 SdHoareTripleChecker+Invalid, 5068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 4994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:26,730 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1100 Valid, 7492 Invalid, 5068 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 4994 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:06:26,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20570 states. [2022-03-01 17:06:26,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20570 to 12522. [2022-03-01 17:06:26,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12522 states, 12443 states have (on average 2.000642931768866) internal successors, (24894), 12521 states have internal predecessors, (24894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:26,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12522 states to 12522 states and 24894 transitions. [2022-03-01 17:06:26,917 INFO L78 Accepts]: Start accepts. Automaton has 12522 states and 24894 transitions. Word has length 104 [2022-03-01 17:06:26,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:26,918 INFO L470 AbstractCegarLoop]: Abstraction has 12522 states and 24894 transitions. [2022-03-01 17:06:26,918 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:26,918 INFO L276 IsEmpty]: Start isEmpty. Operand 12522 states and 24894 transitions. [2022-03-01 17:06:26,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:26,919 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:26,919 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:06:26,919 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-03-01 17:06:26,919 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:26,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:26,919 INFO L85 PathProgramCache]: Analyzing trace with hash -92239801, now seen corresponding path program 56 times [2022-03-01 17:06:26,919 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:26,919 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752899214] [2022-03-01 17:06:26,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:26,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:26,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:27,096 INFO 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 17:06:27,097 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:27,097 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752899214] [2022-03-01 17:06:27,097 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752899214] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:27,097 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:27,097 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:27,097 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577290653] [2022-03-01 17:06:27,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:27,097 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:27,097 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:27,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:27,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:27,098 INFO L87 Difference]: Start difference. First operand 12522 states and 24894 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:28,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:28,440 INFO L93 Difference]: Finished difference Result 20705 states and 41174 transitions. [2022-03-01 17:06:28,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 17:06:28,440 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:28,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:28,475 INFO L225 Difference]: With dead ends: 20705 [2022-03-01 17:06:28,475 INFO L226 Difference]: Without dead ends: 20705 [2022-03-01 17:06:28,475 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=228, Invalid=962, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:06:28,475 INFO L933 BasicCegarLoop]: 813 mSDtfsCounter, 1137 mSDsluCounter, 5390 mSDsCounter, 0 mSdLazyCounter, 3451 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1137 SdHoareTripleChecker+Valid, 6202 SdHoareTripleChecker+Invalid, 3540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 3451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:28,475 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1137 Valid, 6202 Invalid, 3540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 3451 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 17:06:28,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20705 states. [2022-03-01 17:06:28,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20705 to 12512. [2022-03-01 17:06:28,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12512 states, 12433 states have (on average 2.000643448886029) internal successors, (24874), 12511 states have internal predecessors, (24874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:28,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12512 states to 12512 states and 24874 transitions. [2022-03-01 17:06:28,687 INFO L78 Accepts]: Start accepts. Automaton has 12512 states and 24874 transitions. Word has length 104 [2022-03-01 17:06:28,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:28,688 INFO L470 AbstractCegarLoop]: Abstraction has 12512 states and 24874 transitions. [2022-03-01 17:06:28,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:28,688 INFO L276 IsEmpty]: Start isEmpty. Operand 12512 states and 24874 transitions. [2022-03-01 17:06:28,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:28,689 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:28,689 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:06:28,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-03-01 17:06:28,689 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:28,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:28,689 INFO L85 PathProgramCache]: Analyzing trace with hash -585618429, now seen corresponding path program 57 times [2022-03-01 17:06:28,689 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:28,689 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414900140] [2022-03-01 17:06:28,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:28,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:28,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:28,801 INFO 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 17:06:28,801 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:28,801 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414900140] [2022-03-01 17:06:28,801 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414900140] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:28,801 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:28,801 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:28,801 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246170488] [2022-03-01 17:06:28,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:28,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:28,802 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:28,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:28,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:28,802 INFO L87 Difference]: Start difference. First operand 12512 states and 24874 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:30,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:30,239 INFO L93 Difference]: Finished difference Result 20463 states and 40694 transitions. [2022-03-01 17:06:30,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-01 17:06:30,239 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:30,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:30,268 INFO L225 Difference]: With dead ends: 20463 [2022-03-01 17:06:30,268 INFO L226 Difference]: Without dead ends: 20463 [2022-03-01 17:06:30,268 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=251, Invalid=1009, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 17:06:30,269 INFO L933 BasicCegarLoop]: 819 mSDtfsCounter, 1133 mSDsluCounter, 5971 mSDsCounter, 0 mSdLazyCounter, 4110 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1133 SdHoareTripleChecker+Valid, 6789 SdHoareTripleChecker+Invalid, 4184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 4110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:30,269 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1133 Valid, 6789 Invalid, 4184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 4110 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 17:06:30,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20463 states. [2022-03-01 17:06:30,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20463 to 12512. [2022-03-01 17:06:30,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12512 states, 12433 states have (on average 2.000643448886029) internal successors, (24874), 12511 states have internal predecessors, (24874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:30,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12512 states to 12512 states and 24874 transitions. [2022-03-01 17:06:30,506 INFO L78 Accepts]: Start accepts. Automaton has 12512 states and 24874 transitions. Word has length 104 [2022-03-01 17:06:30,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:30,506 INFO L470 AbstractCegarLoop]: Abstraction has 12512 states and 24874 transitions. [2022-03-01 17:06:30,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:30,506 INFO L276 IsEmpty]: Start isEmpty. Operand 12512 states and 24874 transitions. [2022-03-01 17:06:30,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:30,507 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:30,508 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:06:30,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-03-01 17:06:30,508 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:30,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:30,508 INFO L85 PathProgramCache]: Analyzing trace with hash -500789757, now seen corresponding path program 58 times [2022-03-01 17:06:30,508 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:30,508 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842056790] [2022-03-01 17:06:30,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:30,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:30,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:06:30,635 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:30,635 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842056790] [2022-03-01 17:06:30,635 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842056790] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:30,635 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:30,635 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:30,635 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120905624] [2022-03-01 17:06:30,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:30,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:30,635 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:30,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:30,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:30,635 INFO L87 Difference]: Start difference. First operand 12512 states and 24874 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:32,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:32,060 INFO L93 Difference]: Finished difference Result 20605 states and 40974 transitions. [2022-03-01 17:06:32,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-01 17:06:32,061 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:32,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:32,088 INFO L225 Difference]: With dead ends: 20605 [2022-03-01 17:06:32,088 INFO L226 Difference]: Without dead ends: 20605 [2022-03-01 17:06:32,089 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=250, Invalid=1010, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 17:06:32,089 INFO L933 BasicCegarLoop]: 832 mSDtfsCounter, 1166 mSDsluCounter, 5725 mSDsCounter, 0 mSdLazyCounter, 4027 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1166 SdHoareTripleChecker+Valid, 6556 SdHoareTripleChecker+Invalid, 4111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 4027 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:32,089 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1166 Valid, 6556 Invalid, 4111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 4027 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 17:06:32,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20605 states. [2022-03-01 17:06:32,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20605 to 12502. [2022-03-01 17:06:32,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12502 states, 12423 states have (on average 2.000643966835708) internal successors, (24854), 12501 states have internal predecessors, (24854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:32,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12502 states to 12502 states and 24854 transitions. [2022-03-01 17:06:32,297 INFO L78 Accepts]: Start accepts. Automaton has 12502 states and 24854 transitions. Word has length 104 [2022-03-01 17:06:32,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:32,297 INFO L470 AbstractCegarLoop]: Abstraction has 12502 states and 24854 transitions. [2022-03-01 17:06:32,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:32,297 INFO L276 IsEmpty]: Start isEmpty. Operand 12502 states and 24854 transitions. [2022-03-01 17:06:32,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:32,298 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:32,298 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:06:32,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-03-01 17:06:32,298 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:32,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:32,298 INFO L85 PathProgramCache]: Analyzing trace with hash 1450055333, now seen corresponding path program 59 times [2022-03-01 17:06:32,298 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:32,299 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474886098] [2022-03-01 17:06:32,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:32,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:32,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:32,436 INFO 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 17:06:32,436 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:32,436 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474886098] [2022-03-01 17:06:32,436 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474886098] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:32,436 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:32,436 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:32,436 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465053819] [2022-03-01 17:06:32,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:32,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:32,436 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:32,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:32,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:32,437 INFO L87 Difference]: Start difference. First operand 12502 states and 24854 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:34,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:34,156 INFO L93 Difference]: Finished difference Result 20424 states and 40612 transitions. [2022-03-01 17:06:34,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 17:06:34,156 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:34,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:34,183 INFO L225 Difference]: With dead ends: 20424 [2022-03-01 17:06:34,184 INFO L226 Difference]: Without dead ends: 20424 [2022-03-01 17:06:34,184 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 228 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=277, Invalid=1055, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 17:06:34,184 INFO L933 BasicCegarLoop]: 848 mSDtfsCounter, 1211 mSDsluCounter, 6080 mSDsCounter, 0 mSdLazyCounter, 4282 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1211 SdHoareTripleChecker+Valid, 6927 SdHoareTripleChecker+Invalid, 4364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 4282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:34,184 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1211 Valid, 6927 Invalid, 4364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 4282 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:06:34,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20424 states. [2022-03-01 17:06:34,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20424 to 12458. [2022-03-01 17:06:34,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12458 states, 12379 states have (on average 2.0003231278778575) internal successors, (24762), 12457 states have internal predecessors, (24762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:34,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12458 states to 12458 states and 24762 transitions. [2022-03-01 17:06:34,456 INFO L78 Accepts]: Start accepts. Automaton has 12458 states and 24762 transitions. Word has length 104 [2022-03-01 17:06:34,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:34,456 INFO L470 AbstractCegarLoop]: Abstraction has 12458 states and 24762 transitions. [2022-03-01 17:06:34,456 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:34,456 INFO L276 IsEmpty]: Start isEmpty. Operand 12458 states and 24762 transitions. [2022-03-01 17:06:34,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:34,458 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:34,458 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:06:34,458 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-03-01 17:06:34,458 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:34,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:34,458 INFO L85 PathProgramCache]: Analyzing trace with hash 1004076095, now seen corresponding path program 60 times [2022-03-01 17:06:34,458 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:34,458 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956730535] [2022-03-01 17:06:34,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:34,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:34,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:34,597 INFO 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 17:06:34,597 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:34,597 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956730535] [2022-03-01 17:06:34,597 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956730535] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:34,597 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:34,597 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:34,597 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518647528] [2022-03-01 17:06:34,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:34,597 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:34,598 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:34,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:34,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:34,598 INFO L87 Difference]: Start difference. First operand 12458 states and 24762 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:37,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:37,278 INFO L93 Difference]: Finished difference Result 39800 states and 79132 transitions. [2022-03-01 17:06:37,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:06:37,279 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:37,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:37,344 INFO L225 Difference]: With dead ends: 39800 [2022-03-01 17:06:37,344 INFO L226 Difference]: Without dead ends: 39800 [2022-03-01 17:06:37,344 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=282, Invalid=1278, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 17:06:37,345 INFO L933 BasicCegarLoop]: 1130 mSDtfsCounter, 1608 mSDsluCounter, 9192 mSDsCounter, 0 mSdLazyCounter, 6206 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1608 SdHoareTripleChecker+Valid, 10321 SdHoareTripleChecker+Invalid, 6246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 6206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:37,345 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1608 Valid, 10321 Invalid, 6246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 6206 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-01 17:06:37,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39800 states. [2022-03-01 17:06:37,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39800 to 12478. [2022-03-01 17:06:37,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12478 states, 12399 states have (on average 2.0004032583272844) internal successors, (24803), 12477 states have internal predecessors, (24803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:37,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12478 states to 12478 states and 24803 transitions. [2022-03-01 17:06:37,659 INFO L78 Accepts]: Start accepts. Automaton has 12478 states and 24803 transitions. Word has length 104 [2022-03-01 17:06:37,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:37,659 INFO L470 AbstractCegarLoop]: Abstraction has 12478 states and 24803 transitions. [2022-03-01 17:06:37,660 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:37,660 INFO L276 IsEmpty]: Start isEmpty. Operand 12478 states and 24803 transitions. [2022-03-01 17:06:37,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:37,661 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:37,661 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:06:37,661 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-03-01 17:06:37,661 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:37,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:37,661 INFO L85 PathProgramCache]: Analyzing trace with hash 1088904767, now seen corresponding path program 61 times [2022-03-01 17:06:37,661 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:37,661 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154025808] [2022-03-01 17:06:37,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:37,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:37,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:37,805 INFO 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 17:06:37,806 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:37,806 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154025808] [2022-03-01 17:06:37,806 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154025808] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:37,806 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:37,806 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:37,806 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306242883] [2022-03-01 17:06:37,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:37,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:37,806 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:37,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:37,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:37,807 INFO L87 Difference]: Start difference. First operand 12478 states and 24803 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:40,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:40,452 INFO L93 Difference]: Finished difference Result 39901 states and 79334 transitions. [2022-03-01 17:06:40,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 17:06:40,452 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:40,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:40,514 INFO L225 Difference]: With dead ends: 39901 [2022-03-01 17:06:40,514 INFO L226 Difference]: Without dead ends: 39901 [2022-03-01 17:06:40,514 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=263, Invalid=1219, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:06:40,514 INFO L933 BasicCegarLoop]: 1177 mSDtfsCounter, 1499 mSDsluCounter, 8266 mSDsCounter, 0 mSdLazyCounter, 5478 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1499 SdHoareTripleChecker+Valid, 9442 SdHoareTripleChecker+Invalid, 5545 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 5478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:40,514 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1499 Valid, 9442 Invalid, 5545 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 5478 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 17:06:40,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39901 states. [2022-03-01 17:06:40,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39901 to 12490. [2022-03-01 17:06:40,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12490 states, 12411 states have (on average 2.0004834421078077) internal successors, (24828), 12489 states have internal predecessors, (24828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:40,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12490 states to 12490 states and 24828 transitions. [2022-03-01 17:06:40,820 INFO L78 Accepts]: Start accepts. Automaton has 12490 states and 24828 transitions. Word has length 104 [2022-03-01 17:06:40,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:40,820 INFO L470 AbstractCegarLoop]: Abstraction has 12490 states and 24828 transitions. [2022-03-01 17:06:40,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:40,820 INFO L276 IsEmpty]: Start isEmpty. Operand 12490 states and 24828 transitions. [2022-03-01 17:06:40,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:40,821 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:40,821 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:06:40,821 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-03-01 17:06:40,821 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:40,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:40,821 INFO L85 PathProgramCache]: Analyzing trace with hash 168328801, now seen corresponding path program 62 times [2022-03-01 17:06:40,822 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:40,822 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314594037] [2022-03-01 17:06:40,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:40,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:40,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:41,003 INFO 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 17:06:41,003 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:41,003 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314594037] [2022-03-01 17:06:41,003 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314594037] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:41,003 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:41,003 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:41,004 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926131378] [2022-03-01 17:06:41,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:41,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:41,004 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:41,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:41,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:41,004 INFO L87 Difference]: Start difference. First operand 12490 states and 24828 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:43,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:43,366 INFO L93 Difference]: Finished difference Result 39975 states and 79482 transitions. [2022-03-01 17:06:43,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:06:43,366 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:43,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:43,425 INFO L225 Difference]: With dead ends: 39975 [2022-03-01 17:06:43,425 INFO L226 Difference]: Without dead ends: 39975 [2022-03-01 17:06:43,425 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 296 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=247, Invalid=1159, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:06:43,425 INFO L933 BasicCegarLoop]: 1142 mSDtfsCounter, 1450 mSDsluCounter, 7862 mSDsCounter, 0 mSdLazyCounter, 4859 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1450 SdHoareTripleChecker+Valid, 9003 SdHoareTripleChecker+Invalid, 4919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 4859 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:43,425 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1450 Valid, 9003 Invalid, 4919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 4859 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:06:43,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39975 states. [2022-03-01 17:06:43,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39975 to 12502. [2022-03-01 17:06:43,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12502 states, 12423 states have (on average 2.0005634709812443) internal successors, (24853), 12501 states have internal predecessors, (24853), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:43,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12502 states to 12502 states and 24853 transitions. [2022-03-01 17:06:43,733 INFO L78 Accepts]: Start accepts. Automaton has 12502 states and 24853 transitions. Word has length 104 [2022-03-01 17:06:43,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:43,733 INFO L470 AbstractCegarLoop]: Abstraction has 12502 states and 24853 transitions. [2022-03-01 17:06:43,733 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:43,733 INFO L276 IsEmpty]: Start isEmpty. Operand 12502 states and 24853 transitions. [2022-03-01 17:06:43,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:43,734 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:43,734 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:06:43,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-03-01 17:06:43,735 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:43,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:43,735 INFO L85 PathProgramCache]: Analyzing trace with hash -988781411, now seen corresponding path program 63 times [2022-03-01 17:06:43,735 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:43,735 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974854344] [2022-03-01 17:06:43,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:43,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:43,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:43,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:06:43,858 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:43,858 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974854344] [2022-03-01 17:06:43,859 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974854344] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:43,859 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:43,859 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:43,859 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914959857] [2022-03-01 17:06:43,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:43,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:43,859 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:43,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:43,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:43,859 INFO L87 Difference]: Start difference. First operand 12502 states and 24853 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:46,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:46,475 INFO L93 Difference]: Finished difference Result 49647 states and 98712 transitions. [2022-03-01 17:06:46,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-01 17:06:46,475 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:46,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:46,567 INFO L225 Difference]: With dead ends: 49647 [2022-03-01 17:06:46,567 INFO L226 Difference]: Without dead ends: 49647 [2022-03-01 17:06:46,567 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 395 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=302, Invalid=1420, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 17:06:46,568 INFO L933 BasicCegarLoop]: 1163 mSDtfsCounter, 1989 mSDsluCounter, 8628 mSDsCounter, 0 mSdLazyCounter, 5131 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1989 SdHoareTripleChecker+Valid, 9790 SdHoareTripleChecker+Invalid, 5179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 5131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:46,568 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1989 Valid, 9790 Invalid, 5179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 5131 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:06:46,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49647 states. [2022-03-01 17:06:46,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49647 to 12538. [2022-03-01 17:06:47,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12538 states, 12459 states have (on average 2.0006421061080344) internal successors, (24926), 12537 states have internal predecessors, (24926), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:47,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12538 states to 12538 states and 24926 transitions. [2022-03-01 17:06:47,028 INFO L78 Accepts]: Start accepts. Automaton has 12538 states and 24926 transitions. Word has length 104 [2022-03-01 17:06:47,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:47,028 INFO L470 AbstractCegarLoop]: Abstraction has 12538 states and 24926 transitions. [2022-03-01 17:06:47,028 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:47,028 INFO L276 IsEmpty]: Start isEmpty. Operand 12538 states and 24926 transitions. [2022-03-01 17:06:47,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:47,029 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:47,029 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:06:47,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-03-01 17:06:47,029 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:47,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:47,030 INFO L85 PathProgramCache]: Analyzing trace with hash -346500597, now seen corresponding path program 69 times [2022-03-01 17:06:47,030 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:47,030 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096576732] [2022-03-01 17:06:47,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:47,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:47,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:47,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:06:47,161 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:47,161 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096576732] [2022-03-01 17:06:47,161 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096576732] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:47,161 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:47,161 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:47,161 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570775936] [2022-03-01 17:06:47,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:47,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:47,161 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:47,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:47,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:47,161 INFO L87 Difference]: Start difference. First operand 12538 states and 24926 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:51,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:51,706 INFO L93 Difference]: Finished difference Result 50000 states and 99393 transitions. [2022-03-01 17:06:51,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-01 17:06:51,707 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:51,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:51,805 INFO L225 Difference]: With dead ends: 50000 [2022-03-01 17:06:51,805 INFO L226 Difference]: Without dead ends: 50000 [2022-03-01 17:06:51,805 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 698 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=531, Invalid=2439, Unknown=0, NotChecked=0, Total=2970 [2022-03-01 17:06:51,805 INFO L933 BasicCegarLoop]: 1539 mSDtfsCounter, 1942 mSDsluCounter, 11736 mSDsCounter, 0 mSdLazyCounter, 10101 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1942 SdHoareTripleChecker+Valid, 13272 SdHoareTripleChecker+Invalid, 10172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 10101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:51,805 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1942 Valid, 13272 Invalid, 10172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 10101 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-03-01 17:06:51,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50000 states. [2022-03-01 17:06:52,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50000 to 12428. [2022-03-01 17:06:52,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12428 states, 12349 states have (on average 2.000323912867439) internal successors, (24702), 12427 states have internal predecessors, (24702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:52,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12428 states to 12428 states and 24702 transitions. [2022-03-01 17:06:52,163 INFO L78 Accepts]: Start accepts. Automaton has 12428 states and 24702 transitions. Word has length 104 [2022-03-01 17:06:52,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:52,163 INFO L470 AbstractCegarLoop]: Abstraction has 12428 states and 24702 transitions. [2022-03-01 17:06:52,163 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:52,163 INFO L276 IsEmpty]: Start isEmpty. Operand 12428 states and 24702 transitions. [2022-03-01 17:06:52,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:52,164 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:52,164 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:06:52,164 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-03-01 17:06:52,164 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:52,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:52,165 INFO L85 PathProgramCache]: Analyzing trace with hash -837225059, now seen corresponding path program 64 times [2022-03-01 17:06:52,165 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:52,165 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803203350] [2022-03-01 17:06:52,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:52,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:52,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:52,321 INFO 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 17:06:52,321 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:52,321 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803203350] [2022-03-01 17:06:52,321 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803203350] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:52,321 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:52,321 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:52,321 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503573175] [2022-03-01 17:06:52,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:52,322 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:52,322 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:52,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:52,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:52,322 INFO L87 Difference]: Start difference. First operand 12428 states and 24702 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:55,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:55,010 INFO L93 Difference]: Finished difference Result 39479 states and 78492 transitions. [2022-03-01 17:06:55,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:06:55,010 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:55,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:55,083 INFO L225 Difference]: With dead ends: 39479 [2022-03-01 17:06:55,083 INFO L226 Difference]: Without dead ends: 39479 [2022-03-01 17:06:55,083 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 359 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=293, Invalid=1347, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 17:06:55,083 INFO L933 BasicCegarLoop]: 1164 mSDtfsCounter, 1877 mSDsluCounter, 8643 mSDsCounter, 0 mSdLazyCounter, 5294 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1877 SdHoareTripleChecker+Valid, 9806 SdHoareTripleChecker+Invalid, 5351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 5294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:55,084 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1877 Valid, 9806 Invalid, 5351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 5294 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 17:06:55,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39479 states. [2022-03-01 17:06:55,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39479 to 12484. [2022-03-01 17:06:55,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12484 states, 12405 states have (on average 2.0006449012494962) internal successors, (24818), 12483 states have internal predecessors, (24818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:55,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12484 states to 12484 states and 24818 transitions. [2022-03-01 17:06:55,400 INFO L78 Accepts]: Start accepts. Automaton has 12484 states and 24818 transitions. Word has length 104 [2022-03-01 17:06:55,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:55,401 INFO L470 AbstractCegarLoop]: Abstraction has 12484 states and 24818 transitions. [2022-03-01 17:06:55,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:55,401 INFO L276 IsEmpty]: Start isEmpty. Operand 12484 states and 24818 transitions. [2022-03-01 17:06:55,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:55,402 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:55,402 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:06:55,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-03-01 17:06:55,402 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:55,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:55,402 INFO L85 PathProgramCache]: Analyzing trace with hash -194944245, now seen corresponding path program 70 times [2022-03-01 17:06:55,402 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:55,402 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780546126] [2022-03-01 17:06:55,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:55,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:55,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:06:55,533 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:55,533 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780546126] [2022-03-01 17:06:55,533 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780546126] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:55,533 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:55,533 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:55,533 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880073099] [2022-03-01 17:06:55,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:55,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:55,533 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:55,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:55,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:55,534 INFO L87 Difference]: Start difference. First operand 12484 states and 24818 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:58,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:06:58,131 INFO L93 Difference]: Finished difference Result 39911 states and 79336 transitions. [2022-03-01 17:06:58,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 17:06:58,131 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:06:58,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:06:58,199 INFO L225 Difference]: With dead ends: 39911 [2022-03-01 17:06:58,199 INFO L226 Difference]: Without dead ends: 39911 [2022-03-01 17:06:58,199 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 584 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=447, Invalid=2103, Unknown=0, NotChecked=0, Total=2550 [2022-03-01 17:06:58,199 INFO L933 BasicCegarLoop]: 1545 mSDtfsCounter, 1760 mSDsluCounter, 10165 mSDsCounter, 0 mSdLazyCounter, 8171 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1760 SdHoareTripleChecker+Valid, 11707 SdHoareTripleChecker+Invalid, 8252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 8171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:06:58,200 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1760 Valid, 11707 Invalid, 8252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 8171 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:06:58,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39911 states. [2022-03-01 17:06:58,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39911 to 12338. [2022-03-01 17:06:58,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12338 states, 12259 states have (on average 2.000326290888327) internal successors, (24522), 12337 states have internal predecessors, (24522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:06:58,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12338 states to 12338 states and 24522 transitions. [2022-03-01 17:06:58,563 INFO L78 Accepts]: Start accepts. Automaton has 12338 states and 24522 transitions. Word has length 104 [2022-03-01 17:06:58,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:06:58,563 INFO L470 AbstractCegarLoop]: Abstraction has 12338 states and 24522 transitions. [2022-03-01 17:06:58,563 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:06:58,563 INFO L276 IsEmpty]: Start isEmpty. Operand 12338 states and 24522 transitions. [2022-03-01 17:06:58,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:06:58,564 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:06:58,564 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:06:58,564 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-03-01 17:06:58,564 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:06:58,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:06:58,564 INFO L85 PathProgramCache]: Analyzing trace with hash -1282423167, now seen corresponding path program 71 times [2022-03-01 17:06:58,565 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:06:58,565 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172078782] [2022-03-01 17:06:58,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:06:58,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:06:58,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:06:58,689 INFO 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 17:06:58,689 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:06:58,689 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172078782] [2022-03-01 17:06:58,689 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172078782] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:06:58,689 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:06:58,689 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:06:58,689 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083191443] [2022-03-01 17:06:58,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:06:58,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:06:58,690 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:06:58,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:06:58,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:06:58,690 INFO L87 Difference]: Start difference. First operand 12338 states and 24522 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:00,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:00,352 INFO L93 Difference]: Finished difference Result 23421 states and 46557 transitions. [2022-03-01 17:07:00,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 17:07:00,352 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:00,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:00,391 INFO L225 Difference]: With dead ends: 23421 [2022-03-01 17:07:00,392 INFO L226 Difference]: Without dead ends: 23421 [2022-03-01 17:07:00,392 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=173, Invalid=639, Unknown=0, NotChecked=0, Total=812 [2022-03-01 17:07:00,392 INFO L933 BasicCegarLoop]: 780 mSDtfsCounter, 1372 mSDsluCounter, 5881 mSDsCounter, 0 mSdLazyCounter, 4339 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1372 SdHoareTripleChecker+Valid, 6659 SdHoareTripleChecker+Invalid, 4412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 4339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:00,392 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1372 Valid, 6659 Invalid, 4412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 4339 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:07:00,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23421 states. [2022-03-01 17:07:00,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23421 to 12610. [2022-03-01 17:07:00,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12610 states, 12531 states have (on average 2.000638416726518) internal successors, (25070), 12609 states have internal predecessors, (25070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:00,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12610 states to 12610 states and 25070 transitions. [2022-03-01 17:07:00,651 INFO L78 Accepts]: Start accepts. Automaton has 12610 states and 25070 transitions. Word has length 104 [2022-03-01 17:07:00,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:00,651 INFO L470 AbstractCegarLoop]: Abstraction has 12610 states and 25070 transitions. [2022-03-01 17:07:00,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:00,651 INFO L276 IsEmpty]: Start isEmpty. Operand 12610 states and 25070 transitions. [2022-03-01 17:07:00,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:00,652 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:00,652 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:07:00,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-03-01 17:07:00,652 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:00,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:00,653 INFO L85 PathProgramCache]: Analyzing trace with hash -250178501, now seen corresponding path program 72 times [2022-03-01 17:07:00,653 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:00,653 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249692018] [2022-03-01 17:07:00,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:00,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:00,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:00,791 INFO 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 17:07:00,791 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:00,791 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249692018] [2022-03-01 17:07:00,791 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249692018] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:00,791 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:00,791 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:00,791 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445494782] [2022-03-01 17:07:00,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:00,792 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:00,792 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:00,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:00,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:00,792 INFO L87 Difference]: Start difference. First operand 12610 states and 25070 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:02,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:02,375 INFO L93 Difference]: Finished difference Result 23415 states and 46549 transitions. [2022-03-01 17:07:02,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 17:07:02,375 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:02,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:02,408 INFO L225 Difference]: With dead ends: 23415 [2022-03-01 17:07:02,408 INFO L226 Difference]: Without dead ends: 23415 [2022-03-01 17:07:02,408 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=201, Invalid=729, Unknown=0, NotChecked=0, Total=930 [2022-03-01 17:07:02,408 INFO L933 BasicCegarLoop]: 777 mSDtfsCounter, 1399 mSDsluCounter, 6184 mSDsCounter, 0 mSdLazyCounter, 4805 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1399 SdHoareTripleChecker+Valid, 6959 SdHoareTripleChecker+Invalid, 4886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 4805 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:02,408 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1399 Valid, 6959 Invalid, 4886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 4805 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:07:02,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23415 states. [2022-03-01 17:07:02,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23415 to 12624. [2022-03-01 17:07:02,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12624 states, 12545 states have (on average 2.0007174172977282) internal successors, (25099), 12623 states have internal predecessors, (25099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:02,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12624 states to 12624 states and 25099 transitions. [2022-03-01 17:07:02,645 INFO L78 Accepts]: Start accepts. Automaton has 12624 states and 25099 transitions. Word has length 104 [2022-03-01 17:07:02,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:02,645 INFO L470 AbstractCegarLoop]: Abstraction has 12624 states and 25099 transitions. [2022-03-01 17:07:02,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:02,646 INFO L276 IsEmpty]: Start isEmpty. Operand 12624 states and 25099 transitions. [2022-03-01 17:07:02,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:02,647 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:02,647 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:07:02,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-03-01 17:07:02,647 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:02,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:02,647 INFO L85 PathProgramCache]: Analyzing trace with hash 940548737, now seen corresponding path program 73 times [2022-03-01 17:07:02,647 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:02,647 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100789479] [2022-03-01 17:07:02,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:02,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:02,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:02,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:07:02,755 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:02,755 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100789479] [2022-03-01 17:07:02,755 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100789479] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:02,755 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:02,755 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:02,755 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030953562] [2022-03-01 17:07:02,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:02,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:02,755 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:02,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:02,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:02,756 INFO L87 Difference]: Start difference. First operand 12624 states and 25099 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:04,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:04,210 INFO L93 Difference]: Finished difference Result 23590 states and 46899 transitions. [2022-03-01 17:07:04,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 17:07:04,211 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:04,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:04,245 INFO L225 Difference]: With dead ends: 23590 [2022-03-01 17:07:04,245 INFO L226 Difference]: Without dead ends: 23590 [2022-03-01 17:07:04,245 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=196, Invalid=734, Unknown=0, NotChecked=0, Total=930 [2022-03-01 17:07:04,245 INFO L933 BasicCegarLoop]: 778 mSDtfsCounter, 1331 mSDsluCounter, 5787 mSDsCounter, 0 mSdLazyCounter, 4366 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1331 SdHoareTripleChecker+Valid, 6563 SdHoareTripleChecker+Invalid, 4471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 4366 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:04,245 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1331 Valid, 6563 Invalid, 4471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 4366 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 17:07:04,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23590 states. [2022-03-01 17:07:04,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23590 to 12638. [2022-03-01 17:07:04,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12638 states, 12559 states have (on average 2.000796241738992) internal successors, (25128), 12637 states have internal predecessors, (25128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:04,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12638 states to 12638 states and 25128 transitions. [2022-03-01 17:07:04,481 INFO L78 Accepts]: Start accepts. Automaton has 12638 states and 25128 transitions. Word has length 104 [2022-03-01 17:07:04,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:04,481 INFO L470 AbstractCegarLoop]: Abstraction has 12638 states and 25128 transitions. [2022-03-01 17:07:04,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:04,481 INFO L276 IsEmpty]: Start isEmpty. Operand 12638 states and 25128 transitions. [2022-03-01 17:07:04,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:04,482 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:04,482 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:07:04,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-03-01 17:07:04,483 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:04,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:04,483 INFO L85 PathProgramCache]: Analyzing trace with hash -1312570241, now seen corresponding path program 74 times [2022-03-01 17:07:04,483 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:04,483 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184594419] [2022-03-01 17:07:04,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:04,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:04,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:04,601 INFO 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 17:07:04,601 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:04,601 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184594419] [2022-03-01 17:07:04,601 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184594419] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:04,601 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:04,601 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:04,601 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303420831] [2022-03-01 17:07:04,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:04,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:04,602 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:04,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:04,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:04,602 INFO L87 Difference]: Start difference. First operand 12638 states and 25128 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:06,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:06,639 INFO L93 Difference]: Finished difference Result 23505 states and 46729 transitions. [2022-03-01 17:07:06,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 17:07:06,640 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:06,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:06,673 INFO L225 Difference]: With dead ends: 23505 [2022-03-01 17:07:06,673 INFO L226 Difference]: Without dead ends: 23505 [2022-03-01 17:07:06,673 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=197, Invalid=733, Unknown=0, NotChecked=0, Total=930 [2022-03-01 17:07:06,673 INFO L933 BasicCegarLoop]: 785 mSDtfsCounter, 1275 mSDsluCounter, 6318 mSDsCounter, 0 mSdLazyCounter, 4930 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1275 SdHoareTripleChecker+Valid, 7101 SdHoareTripleChecker+Invalid, 5018 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 4930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:06,673 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1275 Valid, 7101 Invalid, 5018 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 4930 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 17:07:06,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23505 states. [2022-03-01 17:07:06,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23505 to 12638. [2022-03-01 17:07:06,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12638 states, 12559 states have (on average 2.000796241738992) internal successors, (25128), 12637 states have internal predecessors, (25128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:06,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12638 states to 12638 states and 25128 transitions. [2022-03-01 17:07:06,902 INFO L78 Accepts]: Start accepts. Automaton has 12638 states and 25128 transitions. Word has length 104 [2022-03-01 17:07:06,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:06,902 INFO L470 AbstractCegarLoop]: Abstraction has 12638 states and 25128 transitions. [2022-03-01 17:07:06,902 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:06,903 INFO L276 IsEmpty]: Start isEmpty. Operand 12638 states and 25128 transitions. [2022-03-01 17:07:06,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:06,904 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:06,904 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:07:06,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-03-01 17:07:06,904 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:06,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:06,904 INFO L85 PathProgramCache]: Analyzing trace with hash -943924297, now seen corresponding path program 75 times [2022-03-01 17:07:06,904 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:06,904 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441050965] [2022-03-01 17:07:06,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:06,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:06,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:07,057 INFO 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 17:07:07,058 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:07,058 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441050965] [2022-03-01 17:07:07,058 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441050965] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:07,058 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:07,058 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:07,058 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146848534] [2022-03-01 17:07:07,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:07,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:07,058 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:07,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:07,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:07,059 INFO L87 Difference]: Start difference. First operand 12638 states and 25128 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:08,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:08,656 INFO L93 Difference]: Finished difference Result 23750 states and 47215 transitions. [2022-03-01 17:07:08,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 17:07:08,656 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:08,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:08,693 INFO L225 Difference]: With dead ends: 23750 [2022-03-01 17:07:08,693 INFO L226 Difference]: Without dead ends: 23750 [2022-03-01 17:07:08,693 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=281, Invalid=909, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:07:08,693 INFO L933 BasicCegarLoop]: 939 mSDtfsCounter, 1395 mSDsluCounter, 6092 mSDsCounter, 0 mSdLazyCounter, 4568 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1395 SdHoareTripleChecker+Valid, 7029 SdHoareTripleChecker+Invalid, 4682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 4568 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:08,693 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1395 Valid, 7029 Invalid, 4682 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 4568 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 17:07:08,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23750 states. [2022-03-01 17:07:08,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23750 to 12652. [2022-03-01 17:07:08,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12652 states, 12573 states have (on average 2.00087489063867) internal successors, (25157), 12651 states have internal predecessors, (25157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:08,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12652 states to 12652 states and 25157 transitions. [2022-03-01 17:07:08,944 INFO L78 Accepts]: Start accepts. Automaton has 12652 states and 25157 transitions. Word has length 104 [2022-03-01 17:07:08,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:08,944 INFO L470 AbstractCegarLoop]: Abstraction has 12652 states and 25157 transitions. [2022-03-01 17:07:08,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:08,944 INFO L276 IsEmpty]: Start isEmpty. Operand 12652 states and 25157 transitions. [2022-03-01 17:07:08,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:08,945 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:08,946 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:07:08,946 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-03-01 17:07:08,946 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:08,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:08,946 INFO L85 PathProgramCache]: Analyzing trace with hash 1263064219, now seen corresponding path program 65 times [2022-03-01 17:07:08,946 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:08,946 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449265442] [2022-03-01 17:07:08,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:08,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:08,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:09,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:07:09,126 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:09,126 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449265442] [2022-03-01 17:07:09,126 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449265442] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:09,126 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:09,126 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:09,126 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366780199] [2022-03-01 17:07:09,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:09,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:09,126 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:09,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:09,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:09,127 INFO L87 Difference]: Start difference. First operand 12652 states and 25157 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:11,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:11,242 INFO L93 Difference]: Finished difference Result 33430 states and 66467 transitions. [2022-03-01 17:07:11,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:07:11,242 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:11,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:11,301 INFO L225 Difference]: With dead ends: 33430 [2022-03-01 17:07:11,301 INFO L226 Difference]: Without dead ends: 33430 [2022-03-01 17:07:11,302 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 392 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=313, Invalid=1409, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 17:07:11,302 INFO L933 BasicCegarLoop]: 977 mSDtfsCounter, 2204 mSDsluCounter, 6958 mSDsCounter, 0 mSdLazyCounter, 4513 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2204 SdHoareTripleChecker+Valid, 7934 SdHoareTripleChecker+Invalid, 4574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 4513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:11,302 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2204 Valid, 7934 Invalid, 4574 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 4513 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:07:11,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33430 states. [2022-03-01 17:07:11,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33430 to 12684. [2022-03-01 17:07:11,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12684 states, 12605 states have (on average 2.000952003173344) internal successors, (25222), 12683 states have internal predecessors, (25222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:11,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12684 states to 12684 states and 25222 transitions. [2022-03-01 17:07:11,597 INFO L78 Accepts]: Start accepts. Automaton has 12684 states and 25222 transitions. Word has length 104 [2022-03-01 17:07:11,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:11,597 INFO L470 AbstractCegarLoop]: Abstraction has 12684 states and 25222 transitions. [2022-03-01 17:07:11,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:11,597 INFO L276 IsEmpty]: Start isEmpty. Operand 12684 states and 25222 transitions. [2022-03-01 17:07:11,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:11,599 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:11,599 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:07:11,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-03-01 17:07:11,599 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:11,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:11,599 INFO L85 PathProgramCache]: Analyzing trace with hash 2116224575, now seen corresponding path program 76 times [2022-03-01 17:07:11,599 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:11,599 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285312041] [2022-03-01 17:07:11,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:11,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:11,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:11,683 INFO 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 17:07:11,683 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:11,683 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285312041] [2022-03-01 17:07:11,683 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285312041] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:11,683 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:11,683 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:11,683 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102694981] [2022-03-01 17:07:11,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:11,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:11,684 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:11,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:11,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:11,684 INFO L87 Difference]: Start difference. First operand 12684 states and 25222 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:13,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:13,646 INFO L93 Difference]: Finished difference Result 33396 states and 66392 transitions. [2022-03-01 17:07:13,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:07:13,647 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:13,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:13,699 INFO L225 Difference]: With dead ends: 33396 [2022-03-01 17:07:13,700 INFO L226 Difference]: Without dead ends: 33396 [2022-03-01 17:07:13,700 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=332, Invalid=1150, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:07:13,700 INFO L933 BasicCegarLoop]: 1096 mSDtfsCounter, 2099 mSDsluCounter, 8290 mSDsCounter, 0 mSdLazyCounter, 6354 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2099 SdHoareTripleChecker+Valid, 9382 SdHoareTripleChecker+Invalid, 6482 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 6354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:13,700 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2099 Valid, 9382 Invalid, 6482 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 6354 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:07:13,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33396 states. [2022-03-01 17:07:13,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33396 to 12576. [2022-03-01 17:07:13,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12576 states, 12497 states have (on average 2.0006401536368728) internal successors, (25002), 12575 states have internal predecessors, (25002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:14,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12576 states to 12576 states and 25002 transitions. [2022-03-01 17:07:14,007 INFO L78 Accepts]: Start accepts. Automaton has 12576 states and 25002 transitions. Word has length 104 [2022-03-01 17:07:14,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:14,007 INFO L470 AbstractCegarLoop]: Abstraction has 12576 states and 25002 transitions. [2022-03-01 17:07:14,007 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:14,007 INFO L276 IsEmpty]: Start isEmpty. Operand 12576 states and 25002 transitions. [2022-03-01 17:07:14,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:14,009 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:14,009 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:07:14,009 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-03-01 17:07:14,009 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:14,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:14,009 INFO L85 PathProgramCache]: Analyzing trace with hash 1896669811, now seen corresponding path program 66 times [2022-03-01 17:07:14,009 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:14,009 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177405283] [2022-03-01 17:07:14,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:14,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:14,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:14,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:07:14,207 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:14,207 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177405283] [2022-03-01 17:07:14,207 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177405283] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:14,208 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:14,208 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:14,208 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601690200] [2022-03-01 17:07:14,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:14,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:14,208 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:14,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:14,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:14,208 INFO L87 Difference]: Start difference. First operand 12576 states and 25002 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:15,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:15,842 INFO L93 Difference]: Finished difference Result 33999 states and 67603 transitions. [2022-03-01 17:07:15,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:07:15,842 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:15,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:15,896 INFO L225 Difference]: With dead ends: 33999 [2022-03-01 17:07:15,896 INFO L226 Difference]: Without dead ends: 33999 [2022-03-01 17:07:15,896 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=303, Invalid=1337, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 17:07:15,897 INFO L933 BasicCegarLoop]: 985 mSDtfsCounter, 1840 mSDsluCounter, 6974 mSDsCounter, 0 mSdLazyCounter, 4501 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1840 SdHoareTripleChecker+Valid, 7958 SdHoareTripleChecker+Invalid, 4556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 4501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:15,897 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1840 Valid, 7958 Invalid, 4556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 4501 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 17:07:15,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33999 states. [2022-03-01 17:07:16,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33999 to 12616. [2022-03-01 17:07:16,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12616 states, 12537 states have (on average 2.0007178750897343) internal successors, (25083), 12615 states have internal predecessors, (25083), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:16,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12616 states to 12616 states and 25083 transitions. [2022-03-01 17:07:16,192 INFO L78 Accepts]: Start accepts. Automaton has 12616 states and 25083 transitions. Word has length 104 [2022-03-01 17:07:16,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:16,192 INFO L470 AbstractCegarLoop]: Abstraction has 12616 states and 25083 transitions. [2022-03-01 17:07:16,192 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:16,192 INFO L276 IsEmpty]: Start isEmpty. Operand 12616 states and 25083 transitions. [2022-03-01 17:07:16,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:16,193 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:16,193 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:07:16,193 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-03-01 17:07:16,193 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:16,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:16,194 INFO L85 PathProgramCache]: Analyzing trace with hash 1981498483, now seen corresponding path program 67 times [2022-03-01 17:07:16,194 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:16,194 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123868418] [2022-03-01 17:07:16,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:16,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:16,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:16,297 INFO 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 17:07:16,297 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:16,297 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123868418] [2022-03-01 17:07:16,297 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123868418] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:16,297 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:16,297 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:16,297 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502244313] [2022-03-01 17:07:16,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:16,298 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:16,298 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:16,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:16,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:16,298 INFO L87 Difference]: Start difference. First operand 12616 states and 25083 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:17,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:17,986 INFO L93 Difference]: Finished difference Result 34100 states and 67805 transitions. [2022-03-01 17:07:17,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 17:07:17,987 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:17,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:18,048 INFO L225 Difference]: With dead ends: 34100 [2022-03-01 17:07:18,048 INFO L226 Difference]: Without dead ends: 34100 [2022-03-01 17:07:18,049 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 354 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=282, Invalid=1278, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 17:07:18,049 INFO L933 BasicCegarLoop]: 969 mSDtfsCounter, 1742 mSDsluCounter, 7297 mSDsCounter, 0 mSdLazyCounter, 4877 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1742 SdHoareTripleChecker+Valid, 8265 SdHoareTripleChecker+Invalid, 4954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 4877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:18,049 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1742 Valid, 8265 Invalid, 4954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 4877 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:07:18,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34100 states. [2022-03-01 17:07:18,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34100 to 12628. [2022-03-01 17:07:18,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12628 states, 12549 states have (on average 2.000796876245119) internal successors, (25108), 12627 states have internal predecessors, (25108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:18,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12628 states to 12628 states and 25108 transitions. [2022-03-01 17:07:18,360 INFO L78 Accepts]: Start accepts. Automaton has 12628 states and 25108 transitions. Word has length 104 [2022-03-01 17:07:18,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:18,360 INFO L470 AbstractCegarLoop]: Abstraction has 12628 states and 25108 transitions. [2022-03-01 17:07:18,361 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:18,361 INFO L276 IsEmpty]: Start isEmpty. Operand 12628 states and 25108 transitions. [2022-03-01 17:07:18,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:18,362 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:18,362 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:07:18,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-03-01 17:07:18,362 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:18,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:18,362 INFO L85 PathProgramCache]: Analyzing trace with hash 1060922517, now seen corresponding path program 68 times [2022-03-01 17:07:18,362 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:18,362 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723199452] [2022-03-01 17:07:18,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:18,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:18,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:18,519 INFO 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 17:07:18,519 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:18,519 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723199452] [2022-03-01 17:07:18,519 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723199452] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:18,519 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:18,519 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:18,520 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143587273] [2022-03-01 17:07:18,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:18,520 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:18,520 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:18,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:18,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:18,520 INFO L87 Difference]: Start difference. First operand 12628 states and 25108 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:20,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:20,403 INFO L93 Difference]: Finished difference Result 34174 states and 67953 transitions. [2022-03-01 17:07:20,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:07:20,404 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:20,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:20,457 INFO L225 Difference]: With dead ends: 34174 [2022-03-01 17:07:20,457 INFO L226 Difference]: Without dead ends: 34174 [2022-03-01 17:07:20,457 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 331 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=264, Invalid=1218, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:07:20,457 INFO L933 BasicCegarLoop]: 934 mSDtfsCounter, 1680 mSDsluCounter, 6107 mSDsCounter, 0 mSdLazyCounter, 3484 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1680 SdHoareTripleChecker+Valid, 7040 SdHoareTripleChecker+Invalid, 3553 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 3484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:20,457 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1680 Valid, 7040 Invalid, 3553 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 3484 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:07:20,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34174 states. [2022-03-01 17:07:20,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34174 to 12640. [2022-03-01 17:07:20,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12640 states, 12561 states have (on average 2.0008757264549) internal successors, (25133), 12639 states have internal predecessors, (25133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:20,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12640 states to 12640 states and 25133 transitions. [2022-03-01 17:07:20,722 INFO L78 Accepts]: Start accepts. Automaton has 12640 states and 25133 transitions. Word has length 104 [2022-03-01 17:07:20,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:20,722 INFO L470 AbstractCegarLoop]: Abstraction has 12640 states and 25133 transitions. [2022-03-01 17:07:20,722 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:20,722 INFO L276 IsEmpty]: Start isEmpty. Operand 12640 states and 25133 transitions. [2022-03-01 17:07:20,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:20,723 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:20,723 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:07:20,724 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-03-01 17:07:20,724 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:20,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:20,724 INFO L85 PathProgramCache]: Analyzing trace with hash -96187695, now seen corresponding path program 69 times [2022-03-01 17:07:20,724 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:20,724 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893084904] [2022-03-01 17:07:20,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:20,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:20,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:20,865 INFO 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 17:07:20,865 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:20,865 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893084904] [2022-03-01 17:07:20,866 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893084904] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:20,866 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:20,866 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:20,866 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309879887] [2022-03-01 17:07:20,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:20,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:20,866 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:20,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:20,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:20,866 INFO L87 Difference]: Start difference. First operand 12640 states and 25133 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:22,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:22,719 INFO L93 Difference]: Finished difference Result 43751 states and 86993 transitions. [2022-03-01 17:07:22,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-01 17:07:22,719 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:22,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:22,791 INFO L225 Difference]: With dead ends: 43751 [2022-03-01 17:07:22,791 INFO L226 Difference]: Without dead ends: 43751 [2022-03-01 17:07:22,792 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 425 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=327, Invalid=1479, Unknown=0, NotChecked=0, Total=1806 [2022-03-01 17:07:22,792 INFO L933 BasicCegarLoop]: 1086 mSDtfsCounter, 2054 mSDsluCounter, 7664 mSDsCounter, 0 mSdLazyCounter, 4466 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2054 SdHoareTripleChecker+Valid, 8749 SdHoareTripleChecker+Invalid, 4516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 4466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:22,792 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2054 Valid, 8749 Invalid, 4516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 4466 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:07:22,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43751 states. [2022-03-01 17:07:23,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43751 to 12676. [2022-03-01 17:07:23,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12676 states, 12597 states have (on average 2.0009526077637534) internal successors, (25206), 12675 states have internal predecessors, (25206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:23,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12676 states to 12676 states and 25206 transitions. [2022-03-01 17:07:23,134 INFO L78 Accepts]: Start accepts. Automaton has 12676 states and 25206 transitions. Word has length 104 [2022-03-01 17:07:23,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:23,134 INFO L470 AbstractCegarLoop]: Abstraction has 12676 states and 25206 transitions. [2022-03-01 17:07:23,134 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:23,134 INFO L276 IsEmpty]: Start isEmpty. Operand 12676 states and 25206 transitions. [2022-03-01 17:07:23,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:23,136 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:23,136 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:07:23,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-03-01 17:07:23,136 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:23,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:23,136 INFO L85 PathProgramCache]: Analyzing trace with hash 546093119, now seen corresponding path program 77 times [2022-03-01 17:07:23,136 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:23,137 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103533885] [2022-03-01 17:07:23,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:23,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:23,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:23,223 INFO 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 17:07:23,223 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:23,223 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103533885] [2022-03-01 17:07:23,223 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103533885] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:23,223 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:23,223 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:23,223 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242520216] [2022-03-01 17:07:23,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:23,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:23,224 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:23,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:23,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:23,224 INFO L87 Difference]: Start difference. First operand 12676 states and 25206 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:25,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:25,977 INFO L93 Difference]: Finished difference Result 43913 states and 87297 transitions. [2022-03-01 17:07:25,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-01 17:07:25,978 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:25,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:26,044 INFO L225 Difference]: With dead ends: 43913 [2022-03-01 17:07:26,044 INFO L226 Difference]: Without dead ends: 43913 [2022-03-01 17:07:26,045 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=398, Invalid=1408, Unknown=0, NotChecked=0, Total=1806 [2022-03-01 17:07:26,046 INFO L933 BasicCegarLoop]: 1323 mSDtfsCounter, 2032 mSDsluCounter, 9044 mSDsCounter, 0 mSdLazyCounter, 6907 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2032 SdHoareTripleChecker+Valid, 10364 SdHoareTripleChecker+Invalid, 6979 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 6907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:26,047 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2032 Valid, 10364 Invalid, 6979 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 6907 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 17:07:26,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43913 states. [2022-03-01 17:07:26,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43913 to 12580. [2022-03-01 17:07:26,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12580 states, 12501 states have (on average 2.000639948804096) internal successors, (25010), 12579 states have internal predecessors, (25010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:26,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12580 states to 12580 states and 25010 transitions. [2022-03-01 17:07:26,407 INFO L78 Accepts]: Start accepts. Automaton has 12580 states and 25010 transitions. Word has length 104 [2022-03-01 17:07:26,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:26,407 INFO L470 AbstractCegarLoop]: Abstraction has 12580 states and 25010 transitions. [2022-03-01 17:07:26,407 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:26,407 INFO L276 IsEmpty]: Start isEmpty. Operand 12580 states and 25010 transitions. [2022-03-01 17:07:26,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:26,409 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:26,409 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:07:26,409 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-03-01 17:07:26,409 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:26,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:26,409 INFO L85 PathProgramCache]: Analyzing trace with hash 1227412109, now seen corresponding path program 70 times [2022-03-01 17:07:26,409 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:26,409 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435099333] [2022-03-01 17:07:26,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:26,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:26,582 INFO 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 17:07:26,582 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:26,582 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435099333] [2022-03-01 17:07:26,582 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435099333] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:26,582 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:26,583 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:26,583 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458755460] [2022-03-01 17:07:26,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:26,583 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:26,583 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:26,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:26,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:26,583 INFO L87 Difference]: Start difference. First operand 12580 states and 25010 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:29,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:29,431 INFO L93 Difference]: Finished difference Result 52927 states and 105231 transitions. [2022-03-01 17:07:29,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-01 17:07:29,432 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:29,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:29,530 INFO L225 Difference]: With dead ends: 52927 [2022-03-01 17:07:29,530 INFO L226 Difference]: Without dead ends: 52927 [2022-03-01 17:07:29,531 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 488 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=353, Invalid=1627, Unknown=0, NotChecked=0, Total=1980 [2022-03-01 17:07:29,531 INFO L933 BasicCegarLoop]: 1154 mSDtfsCounter, 2052 mSDsluCounter, 9410 mSDsCounter, 0 mSdLazyCounter, 6210 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2052 SdHoareTripleChecker+Valid, 10563 SdHoareTripleChecker+Invalid, 6256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 6210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:29,531 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2052 Valid, 10563 Invalid, 6256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 6210 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-01 17:07:29,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52927 states. [2022-03-01 17:07:29,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52927 to 12676. [2022-03-01 17:07:29,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12676 states, 12597 states have (on average 2.0009526077637534) internal successors, (25206), 12675 states have internal predecessors, (25206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:29,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12676 states to 12676 states and 25206 transitions. [2022-03-01 17:07:29,930 INFO L78 Accepts]: Start accepts. Automaton has 12676 states and 25206 transitions. Word has length 104 [2022-03-01 17:07:29,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:29,930 INFO L470 AbstractCegarLoop]: Abstraction has 12676 states and 25206 transitions. [2022-03-01 17:07:29,930 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:29,930 INFO L276 IsEmpty]: Start isEmpty. Operand 12676 states and 25206 transitions. [2022-03-01 17:07:29,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:29,931 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:29,931 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:07:29,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-03-01 17:07:29,932 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:29,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:29,932 INFO L85 PathProgramCache]: Analyzing trace with hash 1869692923, now seen corresponding path program 78 times [2022-03-01 17:07:29,932 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:29,932 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825443912] [2022-03-01 17:07:29,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:29,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:29,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:30,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:07:30,043 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:30,043 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825443912] [2022-03-01 17:07:30,043 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825443912] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:30,043 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:30,043 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:30,043 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535708355] [2022-03-01 17:07:30,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:30,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:30,044 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:30,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:30,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:30,044 INFO L87 Difference]: Start difference. First operand 12676 states and 25206 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:35,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:35,337 INFO L93 Difference]: Finished difference Result 53381 states and 106114 transitions. [2022-03-01 17:07:35,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-01 17:07:35,338 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:35,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:35,432 INFO L225 Difference]: With dead ends: 53381 [2022-03-01 17:07:35,432 INFO L226 Difference]: Without dead ends: 53381 [2022-03-01 17:07:35,432 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=398, Invalid=1408, Unknown=0, NotChecked=0, Total=1806 [2022-03-01 17:07:35,433 INFO L933 BasicCegarLoop]: 1541 mSDtfsCounter, 2017 mSDsluCounter, 12423 mSDsCounter, 0 mSdLazyCounter, 11614 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2017 SdHoareTripleChecker+Valid, 13959 SdHoareTripleChecker+Invalid, 11673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 11614 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:35,433 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2017 Valid, 13959 Invalid, 11673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 11614 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-03-01 17:07:35,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53381 states. [2022-03-01 17:07:36,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53381 to 12570. [2022-03-01 17:07:36,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12570 states, 12491 states have (on average 2.000640461132015) internal successors, (24990), 12569 states have internal predecessors, (24990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:36,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12570 states to 12570 states and 24990 transitions. [2022-03-01 17:07:36,118 INFO L78 Accepts]: Start accepts. Automaton has 12570 states and 24990 transitions. Word has length 104 [2022-03-01 17:07:36,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:36,118 INFO L470 AbstractCegarLoop]: Abstraction has 12570 states and 24990 transitions. [2022-03-01 17:07:36,118 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:36,118 INFO L276 IsEmpty]: Start isEmpty. Operand 12570 states and 24990 transitions. [2022-03-01 17:07:36,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:36,119 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:36,120 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:07:36,120 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-03-01 17:07:36,120 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:36,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:36,120 INFO L85 PathProgramCache]: Analyzing trace with hash 241623155, now seen corresponding path program 71 times [2022-03-01 17:07:36,120 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:36,120 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309398535] [2022-03-01 17:07:36,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:36,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:36,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:36,271 INFO 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 17:07:36,272 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:36,272 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309398535] [2022-03-01 17:07:36,272 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309398535] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:36,272 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:36,272 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:36,272 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711511667] [2022-03-01 17:07:36,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:36,272 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:36,272 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:36,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:36,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:36,273 INFO L87 Difference]: Start difference. First operand 12570 states and 24990 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:38,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:38,081 INFO L93 Difference]: Finished difference Result 37513 states and 74586 transitions. [2022-03-01 17:07:38,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:07:38,081 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:38,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:38,141 INFO L225 Difference]: With dead ends: 37513 [2022-03-01 17:07:38,141 INFO L226 Difference]: Without dead ends: 37513 [2022-03-01 17:07:38,141 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=260, Invalid=1146, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:07:38,141 INFO L933 BasicCegarLoop]: 937 mSDtfsCounter, 1791 mSDsluCounter, 6817 mSDsCounter, 0 mSdLazyCounter, 4637 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1791 SdHoareTripleChecker+Valid, 7753 SdHoareTripleChecker+Invalid, 4697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 4637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:38,141 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1791 Valid, 7753 Invalid, 4697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 4637 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:07:38,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37513 states. [2022-03-01 17:07:38,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37513 to 12624. [2022-03-01 17:07:38,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12624 states, 12545 states have (on average 2.0007174172977282) internal successors, (25099), 12623 states have internal predecessors, (25099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:38,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12624 states to 12624 states and 25099 transitions. [2022-03-01 17:07:38,579 INFO L78 Accepts]: Start accepts. Automaton has 12624 states and 25099 transitions. Word has length 104 [2022-03-01 17:07:38,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:38,579 INFO L470 AbstractCegarLoop]: Abstraction has 12624 states and 25099 transitions. [2022-03-01 17:07:38,579 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:38,579 INFO L276 IsEmpty]: Start isEmpty. Operand 12624 states and 25099 transitions. [2022-03-01 17:07:38,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:38,580 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:38,580 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:07:38,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-03-01 17:07:38,581 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:38,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:38,581 INFO L85 PathProgramCache]: Analyzing trace with hash 326451827, now seen corresponding path program 72 times [2022-03-01 17:07:38,581 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:38,581 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940286843] [2022-03-01 17:07:38,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:38,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:38,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:38,689 INFO 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 17:07:38,690 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:38,690 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940286843] [2022-03-01 17:07:38,690 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940286843] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:38,690 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:38,690 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:38,690 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230438433] [2022-03-01 17:07:38,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:38,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:38,690 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:38,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:38,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:38,690 INFO L87 Difference]: Start difference. First operand 12624 states and 25099 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:40,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:40,856 INFO L93 Difference]: Finished difference Result 37614 states and 74788 transitions. [2022-03-01 17:07:40,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 17:07:40,856 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:40,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:40,916 INFO L225 Difference]: With dead ends: 37614 [2022-03-01 17:07:40,917 INFO L226 Difference]: Without dead ends: 37614 [2022-03-01 17:07:40,917 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=256, Invalid=1150, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:07:40,917 INFO L933 BasicCegarLoop]: 951 mSDtfsCounter, 1676 mSDsluCounter, 7206 mSDsCounter, 0 mSdLazyCounter, 5220 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1676 SdHoareTripleChecker+Valid, 8156 SdHoareTripleChecker+Invalid, 5276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 5220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:40,917 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1676 Valid, 8156 Invalid, 5276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 5220 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 17:07:40,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37614 states. [2022-03-01 17:07:41,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37614 to 12636. [2022-03-01 17:07:41,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12636 states, 12557 states have (on average 2.0007963685593695) internal successors, (25124), 12635 states have internal predecessors, (25124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:41,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12636 states to 12636 states and 25124 transitions. [2022-03-01 17:07:41,206 INFO L78 Accepts]: Start accepts. Automaton has 12636 states and 25124 transitions. Word has length 104 [2022-03-01 17:07:41,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:41,206 INFO L470 AbstractCegarLoop]: Abstraction has 12636 states and 25124 transitions. [2022-03-01 17:07:41,206 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:41,206 INFO L276 IsEmpty]: Start isEmpty. Operand 12636 states and 25124 transitions. [2022-03-01 17:07:41,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:41,208 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:41,208 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:07:41,208 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-03-01 17:07:41,208 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:41,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:41,208 INFO L85 PathProgramCache]: Analyzing trace with hash -594124139, now seen corresponding path program 73 times [2022-03-01 17:07:41,208 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:41,208 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644413866] [2022-03-01 17:07:41,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:41,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:41,353 INFO 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 17:07:41,353 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:41,353 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644413866] [2022-03-01 17:07:41,353 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644413866] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:41,353 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:41,353 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:41,353 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2977557] [2022-03-01 17:07:41,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:41,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:41,354 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:41,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:41,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:41,354 INFO L87 Difference]: Start difference. First operand 12636 states and 25124 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:43,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:43,768 INFO L93 Difference]: Finished difference Result 37688 states and 74936 transitions. [2022-03-01 17:07:43,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:07:43,769 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:43,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:43,827 INFO L225 Difference]: With dead ends: 37688 [2022-03-01 17:07:43,827 INFO L226 Difference]: Without dead ends: 37688 [2022-03-01 17:07:43,827 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=254, Invalid=1152, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:07:43,827 INFO L933 BasicCegarLoop]: 916 mSDtfsCounter, 1605 mSDsluCounter, 7024 mSDsCounter, 0 mSdLazyCounter, 4913 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1605 SdHoareTripleChecker+Valid, 7939 SdHoareTripleChecker+Invalid, 4975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 4913 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:43,828 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1605 Valid, 7939 Invalid, 4975 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 4913 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:07:43,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37688 states. [2022-03-01 17:07:44,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37688 to 12648. [2022-03-01 17:07:44,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12648 states, 12569 states have (on average 2.0008751690667514) internal successors, (25149), 12647 states have internal predecessors, (25149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:44,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12648 states to 12648 states and 25149 transitions. [2022-03-01 17:07:44,109 INFO L78 Accepts]: Start accepts. Automaton has 12648 states and 25149 transitions. Word has length 104 [2022-03-01 17:07:44,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:44,109 INFO L470 AbstractCegarLoop]: Abstraction has 12648 states and 25149 transitions. [2022-03-01 17:07:44,110 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:44,110 INFO L276 IsEmpty]: Start isEmpty. Operand 12648 states and 25149 transitions. [2022-03-01 17:07:44,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:44,111 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:44,111 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:07:44,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-03-01 17:07:44,111 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:44,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:44,111 INFO L85 PathProgramCache]: Analyzing trace with hash -1751234351, now seen corresponding path program 74 times [2022-03-01 17:07:44,111 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:44,111 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059901242] [2022-03-01 17:07:44,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:44,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:44,255 INFO 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 17:07:44,256 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:44,256 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059901242] [2022-03-01 17:07:44,256 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059901242] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:44,256 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:44,256 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:44,256 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332499335] [2022-03-01 17:07:44,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:44,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:44,256 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:44,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:44,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:44,257 INFO L87 Difference]: Start difference. First operand 12648 states and 25149 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:46,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:46,347 INFO L93 Difference]: Finished difference Result 37641 states and 74842 transitions. [2022-03-01 17:07:46,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:07:46,347 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:46,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:46,404 INFO L225 Difference]: With dead ends: 37641 [2022-03-01 17:07:46,404 INFO L226 Difference]: Without dead ends: 37641 [2022-03-01 17:07:46,405 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 382 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=304, Invalid=1418, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 17:07:46,405 INFO L933 BasicCegarLoop]: 969 mSDtfsCounter, 1968 mSDsluCounter, 6758 mSDsCounter, 0 mSdLazyCounter, 4303 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1968 SdHoareTripleChecker+Valid, 7726 SdHoareTripleChecker+Invalid, 4351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 4303 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:46,405 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1968 Valid, 7726 Invalid, 4351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 4303 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:07:46,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37641 states. [2022-03-01 17:07:46,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37641 to 12684. [2022-03-01 17:07:46,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12684 states, 12605 states have (on average 2.000952003173344) internal successors, (25222), 12683 states have internal predecessors, (25222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:46,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12684 states to 12684 states and 25222 transitions. [2022-03-01 17:07:46,739 INFO L78 Accepts]: Start accepts. Automaton has 12684 states and 25222 transitions. Word has length 104 [2022-03-01 17:07:46,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:46,740 INFO L470 AbstractCegarLoop]: Abstraction has 12684 states and 25222 transitions. [2022-03-01 17:07:46,740 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:46,740 INFO L276 IsEmpty]: Start isEmpty. Operand 12684 states and 25222 transitions. [2022-03-01 17:07:46,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:46,741 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:46,741 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:07:46,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-03-01 17:07:46,741 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:46,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:46,742 INFO L85 PathProgramCache]: Analyzing trace with hash -1108953537, now seen corresponding path program 79 times [2022-03-01 17:07:46,742 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:46,742 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863001183] [2022-03-01 17:07:46,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:46,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:46,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:46,868 INFO 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 17:07:46,868 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:46,868 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863001183] [2022-03-01 17:07:46,868 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863001183] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:46,868 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:46,868 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:46,868 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992842043] [2022-03-01 17:07:46,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:46,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:46,869 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:46,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:46,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:46,869 INFO L87 Difference]: Start difference. First operand 12684 states and 25222 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:49,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:49,588 INFO L93 Difference]: Finished difference Result 37873 states and 75286 transitions. [2022-03-01 17:07:49,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-01 17:07:49,588 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:49,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:49,649 INFO L225 Difference]: With dead ends: 37873 [2022-03-01 17:07:49,649 INFO L226 Difference]: Without dead ends: 37873 [2022-03-01 17:07:49,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=356, Invalid=1450, Unknown=0, NotChecked=0, Total=1806 [2022-03-01 17:07:49,649 INFO L933 BasicCegarLoop]: 1204 mSDtfsCounter, 1940 mSDsluCounter, 9126 mSDsCounter, 0 mSdLazyCounter, 7970 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1940 SdHoareTripleChecker+Valid, 10327 SdHoareTripleChecker+Invalid, 8034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 7970 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:49,649 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1940 Valid, 10327 Invalid, 8034 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 7970 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 17:07:49,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37873 states. [2022-03-01 17:07:49,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37873 to 12640. [2022-03-01 17:07:49,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12640 states, 12561 states have (on average 2.0009553379508) internal successors, (25134), 12639 states have internal predecessors, (25134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:49,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12640 states to 12640 states and 25134 transitions. [2022-03-01 17:07:49,988 INFO L78 Accepts]: Start accepts. Automaton has 12640 states and 25134 transitions. Word has length 104 [2022-03-01 17:07:49,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:49,989 INFO L470 AbstractCegarLoop]: Abstraction has 12640 states and 25134 transitions. [2022-03-01 17:07:49,989 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:49,989 INFO L276 IsEmpty]: Start isEmpty. Operand 12640 states and 25134 transitions. [2022-03-01 17:07:49,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:49,990 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:49,990 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:07:49,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-03-01 17:07:49,990 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:49,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:49,991 INFO L85 PathProgramCache]: Analyzing trace with hash 1662796309, now seen corresponding path program 75 times [2022-03-01 17:07:49,991 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:49,991 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894138572] [2022-03-01 17:07:49,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:49,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:50,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:50,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:07:50,101 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:50,101 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894138572] [2022-03-01 17:07:50,101 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894138572] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:50,101 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:50,101 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:50,102 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326840692] [2022-03-01 17:07:50,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:50,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:50,102 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:50,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:50,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:50,102 INFO L87 Difference]: Start difference. First operand 12640 states and 25134 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:51,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:51,456 INFO L93 Difference]: Finished difference Result 27608 states and 54896 transitions. [2022-03-01 17:07:51,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 17:07:51,456 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:51,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:51,502 INFO L225 Difference]: With dead ends: 27608 [2022-03-01 17:07:51,502 INFO L226 Difference]: Without dead ends: 27608 [2022-03-01 17:07:51,503 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 271 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=269, Invalid=1137, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:07:51,503 INFO L933 BasicCegarLoop]: 711 mSDtfsCounter, 1302 mSDsluCounter, 5424 mSDsCounter, 0 mSdLazyCounter, 3806 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1302 SdHoareTripleChecker+Valid, 6134 SdHoareTripleChecker+Invalid, 3880 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 3806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:51,503 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1302 Valid, 6134 Invalid, 3880 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 3806 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 17:07:51,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27608 states. [2022-03-01 17:07:51,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27608 to 12642. [2022-03-01 17:07:51,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12642 states, 12563 states have (on average 2.000955185863249) internal successors, (25138), 12641 states have internal predecessors, (25138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:51,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12642 states to 12642 states and 25138 transitions. [2022-03-01 17:07:51,774 INFO L78 Accepts]: Start accepts. Automaton has 12642 states and 25138 transitions. Word has length 104 [2022-03-01 17:07:51,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:51,774 INFO L470 AbstractCegarLoop]: Abstraction has 12642 states and 25138 transitions. [2022-03-01 17:07:51,775 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:51,775 INFO L276 IsEmpty]: Start isEmpty. Operand 12642 states and 25138 transitions. [2022-03-01 17:07:51,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:51,776 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:51,776 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:07:51,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-03-01 17:07:51,776 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:51,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:51,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1747624981, now seen corresponding path program 76 times [2022-03-01 17:07:51,776 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:51,776 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461649179] [2022-03-01 17:07:51,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:51,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:51,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:51,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:07:51,914 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:51,914 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461649179] [2022-03-01 17:07:51,914 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461649179] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:51,914 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:51,914 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:51,914 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789328226] [2022-03-01 17:07:51,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:51,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:51,915 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:51,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:51,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:51,915 INFO L87 Difference]: Start difference. First operand 12642 states and 25138 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:53,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:53,642 INFO L93 Difference]: Finished difference Result 27699 states and 55078 transitions. [2022-03-01 17:07:53,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 17:07:53,643 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:53,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:53,686 INFO L225 Difference]: With dead ends: 27699 [2022-03-01 17:07:53,686 INFO L226 Difference]: Without dead ends: 27699 [2022-03-01 17:07:53,686 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=267, Invalid=1139, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:07:53,687 INFO L933 BasicCegarLoop]: 724 mSDtfsCounter, 1332 mSDsluCounter, 5453 mSDsCounter, 0 mSdLazyCounter, 3927 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1332 SdHoareTripleChecker+Valid, 6176 SdHoareTripleChecker+Invalid, 4020 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 3927 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:53,687 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1332 Valid, 6176 Invalid, 4020 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 3927 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:07:53,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27699 states. [2022-03-01 17:07:53,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27699 to 12640. [2022-03-01 17:07:53,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12640 states, 12561 states have (on average 2.0009553379508) internal successors, (25134), 12639 states have internal predecessors, (25134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:53,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12640 states to 12640 states and 25134 transitions. [2022-03-01 17:07:53,938 INFO L78 Accepts]: Start accepts. Automaton has 12640 states and 25134 transitions. Word has length 104 [2022-03-01 17:07:53,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:53,938 INFO L470 AbstractCegarLoop]: Abstraction has 12640 states and 25134 transitions. [2022-03-01 17:07:53,938 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:53,938 INFO L276 IsEmpty]: Start isEmpty. Operand 12640 states and 25134 transitions. [2022-03-01 17:07:53,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:53,939 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:53,939 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:07:53,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-03-01 17:07:53,939 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:53,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:53,940 INFO L85 PathProgramCache]: Analyzing trace with hash 827049015, now seen corresponding path program 77 times [2022-03-01 17:07:53,940 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:53,940 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95034008] [2022-03-01 17:07:53,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:53,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:53,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:54,045 INFO 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 17:07:54,045 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:54,046 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95034008] [2022-03-01 17:07:54,046 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95034008] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:54,046 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:54,046 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:54,046 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206694471] [2022-03-01 17:07:54,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:54,046 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:54,046 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:54,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:54,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:54,046 INFO L87 Difference]: Start difference. First operand 12640 states and 25134 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:55,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:55,244 INFO L93 Difference]: Finished difference Result 27834 states and 55344 transitions. [2022-03-01 17:07:55,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 17:07:55,244 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:55,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:55,296 INFO L225 Difference]: With dead ends: 27834 [2022-03-01 17:07:55,296 INFO L226 Difference]: Without dead ends: 27834 [2022-03-01 17:07:55,296 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=267, Invalid=1139, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:07:55,296 INFO L933 BasicCegarLoop]: 733 mSDtfsCounter, 1331 mSDsluCounter, 5088 mSDsCounter, 0 mSdLazyCounter, 3491 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1331 SdHoareTripleChecker+Valid, 5820 SdHoareTripleChecker+Invalid, 3579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 3491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:55,296 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1331 Valid, 5820 Invalid, 3579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 3491 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 17:07:55,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27834 states. [2022-03-01 17:07:55,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27834 to 12630. [2022-03-01 17:07:55,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12630 states, 12551 states have (on average 2.000956099115608) internal successors, (25114), 12629 states have internal predecessors, (25114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:55,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12630 states to 12630 states and 25114 transitions. [2022-03-01 17:07:55,536 INFO L78 Accepts]: Start accepts. Automaton has 12630 states and 25114 transitions. Word has length 104 [2022-03-01 17:07:55,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:55,537 INFO L470 AbstractCegarLoop]: Abstraction has 12630 states and 25114 transitions. [2022-03-01 17:07:55,537 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:55,537 INFO L276 IsEmpty]: Start isEmpty. Operand 12630 states and 25114 transitions. [2022-03-01 17:07:55,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:55,538 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:55,538 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:07:55,538 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-03-01 17:07:55,538 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:55,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:55,538 INFO L85 PathProgramCache]: Analyzing trace with hash 333670387, now seen corresponding path program 78 times [2022-03-01 17:07:55,538 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:55,539 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135262118] [2022-03-01 17:07:55,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:55,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:55,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:55,668 INFO 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 17:07:55,668 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:55,668 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135262118] [2022-03-01 17:07:55,668 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135262118] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:55,668 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:55,668 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:55,668 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205450056] [2022-03-01 17:07:55,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:55,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:55,668 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:55,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:55,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:55,669 INFO L87 Difference]: Start difference. First operand 12630 states and 25114 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:57,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:07:57,682 INFO L93 Difference]: Finished difference Result 27592 states and 54864 transitions. [2022-03-01 17:07:57,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:07:57,682 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:07:57,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:07:57,726 INFO L225 Difference]: With dead ends: 27592 [2022-03-01 17:07:57,726 INFO L226 Difference]: Without dead ends: 27592 [2022-03-01 17:07:57,726 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=292, Invalid=1190, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:07:57,726 INFO L933 BasicCegarLoop]: 739 mSDtfsCounter, 1341 mSDsluCounter, 6004 mSDsCounter, 0 mSdLazyCounter, 4667 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1341 SdHoareTripleChecker+Valid, 6742 SdHoareTripleChecker+Invalid, 4737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 4667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:07:57,726 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1341 Valid, 6742 Invalid, 4737 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 4667 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:07:57,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27592 states. [2022-03-01 17:07:57,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27592 to 12630. [2022-03-01 17:07:57,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12630 states, 12551 states have (on average 2.000956099115608) internal successors, (25114), 12629 states have internal predecessors, (25114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:07:57,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12630 states to 12630 states and 25114 transitions. [2022-03-01 17:07:57,963 INFO L78 Accepts]: Start accepts. Automaton has 12630 states and 25114 transitions. Word has length 104 [2022-03-01 17:07:57,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:07:57,963 INFO L470 AbstractCegarLoop]: Abstraction has 12630 states and 25114 transitions. [2022-03-01 17:07:57,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:07:57,963 INFO L276 IsEmpty]: Start isEmpty. Operand 12630 states and 25114 transitions. [2022-03-01 17:07:57,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:07:57,964 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:07:57,964 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:07:57,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-03-01 17:07:57,965 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:07:57,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:07:57,965 INFO L85 PathProgramCache]: Analyzing trace with hash 418499059, now seen corresponding path program 79 times [2022-03-01 17:07:57,965 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:07:57,965 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037794537] [2022-03-01 17:07:57,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:07:57,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:07:57,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:07:58,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:07:58,099 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:07:58,099 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037794537] [2022-03-01 17:07:58,099 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037794537] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:07:58,099 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:07:58,099 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:07:58,100 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497318864] [2022-03-01 17:07:58,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:07:58,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:07:58,100 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:07:58,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:07:58,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:07:58,100 INFO L87 Difference]: Start difference. First operand 12630 states and 25114 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:00,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:00,119 INFO L93 Difference]: Finished difference Result 27734 states and 55144 transitions. [2022-03-01 17:08:00,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:08:00,120 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:00,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:00,165 INFO L225 Difference]: With dead ends: 27734 [2022-03-01 17:08:00,165 INFO L226 Difference]: Without dead ends: 27734 [2022-03-01 17:08:00,165 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 287 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=291, Invalid=1191, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:08:00,166 INFO L933 BasicCegarLoop]: 752 mSDtfsCounter, 1358 mSDsluCounter, 5746 mSDsCounter, 0 mSdLazyCounter, 4289 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1358 SdHoareTripleChecker+Valid, 6497 SdHoareTripleChecker+Invalid, 4378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 4289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:00,166 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1358 Valid, 6497 Invalid, 4378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 4289 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:08:00,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27734 states. [2022-03-01 17:08:00,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27734 to 12620. [2022-03-01 17:08:00,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12620 states, 12541 states have (on average 2.0009568614942985) internal successors, (25094), 12619 states have internal predecessors, (25094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:00,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12620 states to 12620 states and 25094 transitions. [2022-03-01 17:08:00,443 INFO L78 Accepts]: Start accepts. Automaton has 12620 states and 25094 transitions. Word has length 104 [2022-03-01 17:08:00,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:00,443 INFO L470 AbstractCegarLoop]: Abstraction has 12620 states and 25094 transitions. [2022-03-01 17:08:00,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:00,443 INFO L276 IsEmpty]: Start isEmpty. Operand 12620 states and 25094 transitions. [2022-03-01 17:08:00,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:00,444 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:00,445 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:00,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-03-01 17:08:00,445 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:00,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:00,445 INFO L85 PathProgramCache]: Analyzing trace with hash -1925623147, now seen corresponding path program 80 times [2022-03-01 17:08:00,445 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:00,445 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087207167] [2022-03-01 17:08:00,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:00,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:00,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:00,618 INFO 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 17:08:00,618 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:00,618 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087207167] [2022-03-01 17:08:00,618 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2087207167] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:00,618 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:00,618 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:00,618 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72346679] [2022-03-01 17:08:00,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:00,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:00,618 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:00,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:00,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:00,619 INFO L87 Difference]: Start difference. First operand 12620 states and 25094 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:02,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:02,685 INFO L93 Difference]: Finished difference Result 27553 states and 54782 transitions. [2022-03-01 17:08:02,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:08:02,686 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:02,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:02,731 INFO L225 Difference]: With dead ends: 27553 [2022-03-01 17:08:02,732 INFO L226 Difference]: Without dead ends: 27553 [2022-03-01 17:08:02,732 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 299 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=320, Invalid=1240, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 17:08:02,732 INFO L933 BasicCegarLoop]: 768 mSDtfsCounter, 1406 mSDsluCounter, 5381 mSDsCounter, 0 mSdLazyCounter, 3926 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1406 SdHoareTripleChecker+Valid, 6148 SdHoareTripleChecker+Invalid, 4004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 3926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:02,732 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1406 Valid, 6148 Invalid, 4004 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 3926 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:08:02,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27553 states. [2022-03-01 17:08:02,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27553 to 12576. [2022-03-01 17:08:02,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12576 states, 12497 states have (on average 2.0006401536368728) internal successors, (25002), 12575 states have internal predecessors, (25002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:02,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12576 states to 12576 states and 25002 transitions. [2022-03-01 17:08:02,993 INFO L78 Accepts]: Start accepts. Automaton has 12576 states and 25002 transitions. Word has length 104 [2022-03-01 17:08:02,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:02,994 INFO L470 AbstractCegarLoop]: Abstraction has 12576 states and 25002 transitions. [2022-03-01 17:08:02,994 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:02,994 INFO L276 IsEmpty]: Start isEmpty. Operand 12576 states and 25002 transitions. [2022-03-01 17:08:02,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:02,995 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:02,995 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:02,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-03-01 17:08:02,995 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:02,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:02,995 INFO L85 PathProgramCache]: Analyzing trace with hash 1923364911, now seen corresponding path program 81 times [2022-03-01 17:08:02,995 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:02,995 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240508152] [2022-03-01 17:08:02,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:02,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:03,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:03,138 INFO 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 17:08:03,138 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:03,138 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240508152] [2022-03-01 17:08:03,138 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240508152] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:03,138 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:03,138 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:03,138 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477489692] [2022-03-01 17:08:03,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:03,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:03,138 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:03,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:03,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:03,139 INFO L87 Difference]: Start difference. First operand 12576 states and 25002 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:05,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:05,360 INFO L93 Difference]: Finished difference Result 46929 states and 93302 transitions. [2022-03-01 17:08:05,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-01 17:08:05,360 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:05,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:05,450 INFO L225 Difference]: With dead ends: 46929 [2022-03-01 17:08:05,450 INFO L226 Difference]: Without dead ends: 46929 [2022-03-01 17:08:05,451 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 424 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=318, Invalid=1488, Unknown=0, NotChecked=0, Total=1806 [2022-03-01 17:08:05,451 INFO L933 BasicCegarLoop]: 1050 mSDtfsCounter, 1806 mSDsluCounter, 8129 mSDsCounter, 0 mSdLazyCounter, 5364 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1806 SdHoareTripleChecker+Valid, 9178 SdHoareTripleChecker+Invalid, 5428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 5364 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:05,453 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1806 Valid, 9178 Invalid, 5428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 5364 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:08:05,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46929 states. [2022-03-01 17:08:05,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46929 to 12616. [2022-03-01 17:08:05,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12616 states, 12537 states have (on average 2.0007178750897343) internal successors, (25083), 12615 states have internal predecessors, (25083), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:05,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12616 states to 12616 states and 25083 transitions. [2022-03-01 17:08:05,859 INFO L78 Accepts]: Start accepts. Automaton has 12616 states and 25083 transitions. Word has length 104 [2022-03-01 17:08:05,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:05,859 INFO L470 AbstractCegarLoop]: Abstraction has 12616 states and 25083 transitions. [2022-03-01 17:08:05,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:05,860 INFO L276 IsEmpty]: Start isEmpty. Operand 12616 states and 25083 transitions. [2022-03-01 17:08:05,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:05,861 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:05,861 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:05,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-03-01 17:08:05,861 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:05,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:05,861 INFO L85 PathProgramCache]: Analyzing trace with hash 2008193583, now seen corresponding path program 82 times [2022-03-01 17:08:05,861 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:05,861 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365442308] [2022-03-01 17:08:05,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:05,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:05,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:05,965 INFO 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 17:08:05,965 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:05,965 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365442308] [2022-03-01 17:08:05,965 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365442308] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:05,965 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:05,965 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:05,965 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029550722] [2022-03-01 17:08:05,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:05,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:05,965 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:05,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:05,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:05,966 INFO L87 Difference]: Start difference. First operand 12616 states and 25083 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:08,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:08,242 INFO L93 Difference]: Finished difference Result 47030 states and 93504 transitions. [2022-03-01 17:08:08,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-01 17:08:08,242 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:08,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:08,323 INFO L225 Difference]: With dead ends: 47030 [2022-03-01 17:08:08,323 INFO L226 Difference]: Without dead ends: 47030 [2022-03-01 17:08:08,323 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 400 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=299, Invalid=1423, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 17:08:08,323 INFO L933 BasicCegarLoop]: 1097 mSDtfsCounter, 1698 mSDsluCounter, 7240 mSDsCounter, 0 mSdLazyCounter, 4592 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1698 SdHoareTripleChecker+Valid, 8336 SdHoareTripleChecker+Invalid, 4657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 4592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:08,324 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1698 Valid, 8336 Invalid, 4657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 4592 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 17:08:08,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47030 states. [2022-03-01 17:08:08,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47030 to 12628. [2022-03-01 17:08:08,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12628 states, 12549 states have (on average 2.000796876245119) internal successors, (25108), 12627 states have internal predecessors, (25108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:08,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12628 states to 12628 states and 25108 transitions. [2022-03-01 17:08:08,728 INFO L78 Accepts]: Start accepts. Automaton has 12628 states and 25108 transitions. Word has length 104 [2022-03-01 17:08:08,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:08,728 INFO L470 AbstractCegarLoop]: Abstraction has 12628 states and 25108 transitions. [2022-03-01 17:08:08,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:08,728 INFO L276 IsEmpty]: Start isEmpty. Operand 12628 states and 25108 transitions. [2022-03-01 17:08:08,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:08,729 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:08,730 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:08,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-03-01 17:08:08,730 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:08,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:08,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1087617617, now seen corresponding path program 83 times [2022-03-01 17:08:08,730 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:08,730 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221113491] [2022-03-01 17:08:08,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:08,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:08,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:08,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:08:08,873 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:08,873 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221113491] [2022-03-01 17:08:08,873 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221113491] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:08,873 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:08,873 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:08,873 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181128794] [2022-03-01 17:08:08,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:08,873 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:08,873 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:08,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:08,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:08,873 INFO L87 Difference]: Start difference. First operand 12628 states and 25108 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:11,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:11,084 INFO L93 Difference]: Finished difference Result 47104 states and 93652 transitions. [2022-03-01 17:08:11,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:08:11,084 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:11,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:11,174 INFO L225 Difference]: With dead ends: 47104 [2022-03-01 17:08:11,174 INFO L226 Difference]: Without dead ends: 47104 [2022-03-01 17:08:11,175 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 374 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=283, Invalid=1357, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 17:08:11,175 INFO L933 BasicCegarLoop]: 1062 mSDtfsCounter, 1665 mSDsluCounter, 8079 mSDsCounter, 0 mSdLazyCounter, 5590 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1665 SdHoareTripleChecker+Valid, 9140 SdHoareTripleChecker+Invalid, 5657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 5590 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:11,175 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1665 Valid, 9140 Invalid, 5657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 5590 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:08:11,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47104 states. [2022-03-01 17:08:11,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47104 to 12640. [2022-03-01 17:08:11,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12640 states, 12561 states have (on average 2.0008757264549) internal successors, (25133), 12639 states have internal predecessors, (25133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:11,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12640 states to 12640 states and 25133 transitions. [2022-03-01 17:08:11,581 INFO L78 Accepts]: Start accepts. Automaton has 12640 states and 25133 transitions. Word has length 104 [2022-03-01 17:08:11,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:11,581 INFO L470 AbstractCegarLoop]: Abstraction has 12640 states and 25133 transitions. [2022-03-01 17:08:11,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:11,581 INFO L276 IsEmpty]: Start isEmpty. Operand 12640 states and 25133 transitions. [2022-03-01 17:08:11,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:11,592 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:11,592 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:11,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-03-01 17:08:11,592 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:11,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:11,592 INFO L85 PathProgramCache]: Analyzing trace with hash -69492595, now seen corresponding path program 84 times [2022-03-01 17:08:11,592 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:11,592 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183127714] [2022-03-01 17:08:11,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:11,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:11,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:11,696 INFO 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 17:08:11,696 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:11,697 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183127714] [2022-03-01 17:08:11,697 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183127714] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:11,697 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:11,697 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:11,697 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257369743] [2022-03-01 17:08:11,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:11,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:11,697 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:11,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:11,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:11,697 INFO L87 Difference]: Start difference. First operand 12640 states and 25133 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:13,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:13,653 INFO L93 Difference]: Finished difference Result 56776 states and 112882 transitions. [2022-03-01 17:08:13,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-01 17:08:13,653 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:13,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:13,774 INFO L225 Difference]: With dead ends: 56776 [2022-03-01 17:08:13,774 INFO L226 Difference]: Without dead ends: 56776 [2022-03-01 17:08:13,775 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 485 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=338, Invalid=1642, Unknown=0, NotChecked=0, Total=1980 [2022-03-01 17:08:13,775 INFO L933 BasicCegarLoop]: 1083 mSDtfsCounter, 2251 mSDsluCounter, 8044 mSDsCounter, 0 mSdLazyCounter, 4845 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2251 SdHoareTripleChecker+Valid, 9126 SdHoareTripleChecker+Invalid, 4902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4845 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:13,775 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2251 Valid, 9126 Invalid, 4902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4845 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:08:13,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56776 states. [2022-03-01 17:08:14,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56776 to 12676. [2022-03-01 17:08:14,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12676 states, 12597 states have (on average 2.0009526077637534) internal successors, (25206), 12675 states have internal predecessors, (25206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:14,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12676 states to 12676 states and 25206 transitions. [2022-03-01 17:08:14,255 INFO L78 Accepts]: Start accepts. Automaton has 12676 states and 25206 transitions. Word has length 104 [2022-03-01 17:08:14,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:14,255 INFO L470 AbstractCegarLoop]: Abstraction has 12676 states and 25206 transitions. [2022-03-01 17:08:14,255 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:14,255 INFO L276 IsEmpty]: Start isEmpty. Operand 12676 states and 25206 transitions. [2022-03-01 17:08:14,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:14,256 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:14,256 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:14,256 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-03-01 17:08:14,257 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:14,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:14,257 INFO L85 PathProgramCache]: Analyzing trace with hash 572788219, now seen corresponding path program 80 times [2022-03-01 17:08:14,257 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:14,257 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446055927] [2022-03-01 17:08:14,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:14,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:14,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:14,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:08:14,368 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:14,368 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446055927] [2022-03-01 17:08:14,368 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446055927] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:14,368 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:14,368 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:14,368 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128387594] [2022-03-01 17:08:14,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:14,369 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:14,369 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:14,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:14,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:14,369 INFO L87 Difference]: Start difference. First operand 12676 states and 25206 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:18,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:18,812 INFO L93 Difference]: Finished difference Result 57225 states and 113750 transitions. [2022-03-01 17:08:18,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-01 17:08:18,812 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:18,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:19,264 INFO L225 Difference]: With dead ends: 57225 [2022-03-01 17:08:19,264 INFO L226 Difference]: Without dead ends: 57225 [2022-03-01 17:08:19,264 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 422 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=452, Invalid=1710, Unknown=0, NotChecked=0, Total=2162 [2022-03-01 17:08:19,264 INFO L933 BasicCegarLoop]: 1463 mSDtfsCounter, 2149 mSDsluCounter, 12010 mSDsCounter, 0 mSdLazyCounter, 11205 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2149 SdHoareTripleChecker+Valid, 13469 SdHoareTripleChecker+Invalid, 11268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 11205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:19,264 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2149 Valid, 13469 Invalid, 11268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 11205 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-03-01 17:08:19,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57225 states. [2022-03-01 17:08:19,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57225 to 12580. [2022-03-01 17:08:19,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12580 states, 12501 states have (on average 2.000639948804096) internal successors, (25010), 12579 states have internal predecessors, (25010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:19,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12580 states to 12580 states and 25010 transitions. [2022-03-01 17:08:19,642 INFO L78 Accepts]: Start accepts. Automaton has 12580 states and 25010 transitions. Word has length 104 [2022-03-01 17:08:19,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:19,642 INFO L470 AbstractCegarLoop]: Abstraction has 12580 states and 25010 transitions. [2022-03-01 17:08:19,643 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:19,643 INFO L276 IsEmpty]: Start isEmpty. Operand 12580 states and 25010 transitions. [2022-03-01 17:08:19,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:19,644 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:19,644 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:08:19,644 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-03-01 17:08:19,644 INFO L402 AbstractCegarLoop]: === Iteration 171 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:19,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:19,644 INFO L85 PathProgramCache]: Analyzing trace with hash 82063757, now seen corresponding path program 85 times [2022-03-01 17:08:19,644 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:19,644 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447186507] [2022-03-01 17:08:19,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:19,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:19,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:19,794 INFO 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 17:08:19,794 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:19,794 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447186507] [2022-03-01 17:08:19,794 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447186507] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:19,794 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:19,794 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:19,794 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214791315] [2022-03-01 17:08:19,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:19,794 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:19,794 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:19,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:19,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:19,795 INFO L87 Difference]: Start difference. First operand 12580 states and 25010 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:22,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:22,541 INFO L93 Difference]: Finished difference Result 46608 states and 92662 transitions. [2022-03-01 17:08:22,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-01 17:08:22,541 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:22,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:22,630 INFO L225 Difference]: With dead ends: 46608 [2022-03-01 17:08:22,630 INFO L226 Difference]: Without dead ends: 46608 [2022-03-01 17:08:22,630 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 446 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=329, Invalid=1563, Unknown=0, NotChecked=0, Total=1892 [2022-03-01 17:08:22,631 INFO L933 BasicCegarLoop]: 1084 mSDtfsCounter, 2073 mSDsluCounter, 7758 mSDsCounter, 0 mSdLazyCounter, 4702 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2073 SdHoareTripleChecker+Valid, 8841 SdHoareTripleChecker+Invalid, 4759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:22,631 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2073 Valid, 8841 Invalid, 4759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4702 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 17:08:22,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46608 states. [2022-03-01 17:08:23,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46608 to 12676. [2022-03-01 17:08:23,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12676 states, 12597 states have (on average 2.0009526077637534) internal successors, (25206), 12675 states have internal predecessors, (25206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:23,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12676 states to 12676 states and 25206 transitions. [2022-03-01 17:08:23,373 INFO L78 Accepts]: Start accepts. Automaton has 12676 states and 25206 transitions. Word has length 104 [2022-03-01 17:08:23,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:23,374 INFO L470 AbstractCegarLoop]: Abstraction has 12676 states and 25206 transitions. [2022-03-01 17:08:23,374 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:23,374 INFO L276 IsEmpty]: Start isEmpty. Operand 12676 states and 25206 transitions. [2022-03-01 17:08:23,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:23,375 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:23,375 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:23,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-03-01 17:08:23,376 INFO L402 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:23,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:23,376 INFO L85 PathProgramCache]: Analyzing trace with hash 724344571, now seen corresponding path program 81 times [2022-03-01 17:08:23,376 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:23,376 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92076893] [2022-03-01 17:08:23,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:23,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:23,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:23,507 INFO 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 17:08:23,507 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:23,507 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92076893] [2022-03-01 17:08:23,507 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92076893] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:23,507 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:23,507 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:23,507 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999860469] [2022-03-01 17:08:23,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:23,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:23,508 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:23,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:23,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:23,508 INFO L87 Difference]: Start difference. First operand 12676 states and 25206 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:26,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:26,991 INFO L93 Difference]: Finished difference Result 47136 states and 93693 transitions. [2022-03-01 17:08:26,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-01 17:08:26,991 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:26,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:27,079 INFO L225 Difference]: With dead ends: 47136 [2022-03-01 17:08:27,079 INFO L226 Difference]: Without dead ends: 47136 [2022-03-01 17:08:27,079 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=368, Invalid=1438, Unknown=0, NotChecked=0, Total=1806 [2022-03-01 17:08:27,079 INFO L933 BasicCegarLoop]: 1469 mSDtfsCounter, 1967 mSDsluCounter, 10481 mSDsCounter, 0 mSdLazyCounter, 9291 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1967 SdHoareTripleChecker+Valid, 11946 SdHoareTripleChecker+Invalid, 9362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 9291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:27,079 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1967 Valid, 11946 Invalid, 9362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 9291 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-01 17:08:27,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47136 states. [2022-03-01 17:08:27,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47136 to 12561. [2022-03-01 17:08:27,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12561 states, 12482 states have (on average 2.000640922929018) internal successors, (24972), 12560 states have internal predecessors, (24972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:27,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12561 states to 12561 states and 24972 transitions. [2022-03-01 17:08:27,476 INFO L78 Accepts]: Start accepts. Automaton has 12561 states and 24972 transitions. Word has length 104 [2022-03-01 17:08:27,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:27,476 INFO L470 AbstractCegarLoop]: Abstraction has 12561 states and 24972 transitions. [2022-03-01 17:08:27,476 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:27,476 INFO L276 IsEmpty]: Start isEmpty. Operand 12561 states and 24972 transitions. [2022-03-01 17:08:27,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:27,477 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:27,477 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:08:27,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-03-01 17:08:27,490 INFO L402 AbstractCegarLoop]: === Iteration 173 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:27,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:27,490 INFO L85 PathProgramCache]: Analyzing trace with hash -2096719119, now seen corresponding path program 86 times [2022-03-01 17:08:27,490 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:27,490 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167461255] [2022-03-01 17:08:27,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:27,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:27,636 INFO 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 17:08:27,637 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:27,637 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167461255] [2022-03-01 17:08:27,637 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167461255] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:27,637 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:27,637 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:27,637 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121475562] [2022-03-01 17:08:27,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:27,637 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:27,637 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:27,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:27,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:27,638 INFO L87 Difference]: Start difference. First operand 12561 states and 24972 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:28,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:28,623 INFO L93 Difference]: Finished difference Result 12830 states and 25500 transitions. [2022-03-01 17:08:28,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 17:08:28,623 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:28,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:28,644 INFO L225 Difference]: With dead ends: 12830 [2022-03-01 17:08:28,645 INFO L226 Difference]: Without dead ends: 12830 [2022-03-01 17:08:28,645 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=190, Invalid=802, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:08:28,645 INFO L933 BasicCegarLoop]: 410 mSDtfsCounter, 560 mSDsluCounter, 3109 mSDsCounter, 0 mSdLazyCounter, 2054 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 3518 SdHoareTripleChecker+Invalid, 2109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 2054 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:28,645 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [560 Valid, 3518 Invalid, 2109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 2054 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 17:08:28,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12830 states. [2022-03-01 17:08:28,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12830 to 12591. [2022-03-01 17:08:28,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12591 states, 12512 states have (on average 2.0007193094629154) internal successors, (25033), 12590 states have internal predecessors, (25033), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:28,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12591 states to 12591 states and 25033 transitions. [2022-03-01 17:08:28,906 INFO L78 Accepts]: Start accepts. Automaton has 12591 states and 25033 transitions. Word has length 104 [2022-03-01 17:08:28,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:28,906 INFO L470 AbstractCegarLoop]: Abstraction has 12591 states and 25033 transitions. [2022-03-01 17:08:28,907 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:28,907 INFO L276 IsEmpty]: Start isEmpty. Operand 12591 states and 25033 transitions. [2022-03-01 17:08:28,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:28,908 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:28,908 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:28,908 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-03-01 17:08:28,908 INFO L402 AbstractCegarLoop]: === Iteration 174 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:28,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:28,908 INFO L85 PathProgramCache]: Analyzing trace with hash 1599367945, now seen corresponding path program 87 times [2022-03-01 17:08:28,908 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:28,909 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584856994] [2022-03-01 17:08:28,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:28,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:28,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:29,057 INFO 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 17:08:29,057 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:29,057 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584856994] [2022-03-01 17:08:29,057 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584856994] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:29,057 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:29,057 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:29,057 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359759496] [2022-03-01 17:08:29,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:29,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:29,057 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:29,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:29,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:29,058 INFO L87 Difference]: Start difference. First operand 12591 states and 25033 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:30,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:30,282 INFO L93 Difference]: Finished difference Result 12877 states and 25595 transitions. [2022-03-01 17:08:30,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 17:08:30,283 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:30,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:30,302 INFO L225 Difference]: With dead ends: 12877 [2022-03-01 17:08:30,302 INFO L226 Difference]: Without dead ends: 12877 [2022-03-01 17:08:30,302 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=180, Invalid=812, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:08:30,303 INFO L933 BasicCegarLoop]: 408 mSDtfsCounter, 584 mSDsluCounter, 3379 mSDsCounter, 0 mSdLazyCounter, 2403 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 584 SdHoareTripleChecker+Valid, 3786 SdHoareTripleChecker+Invalid, 2470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 2403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:30,303 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [584 Valid, 3786 Invalid, 2470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 2403 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 17:08:30,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12877 states. [2022-03-01 17:08:30,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12877 to 12596. [2022-03-01 17:08:30,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12596 states, 12517 states have (on average 2.0007190221299034) internal successors, (25043), 12595 states have internal predecessors, (25043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:30,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12596 states to 12596 states and 25043 transitions. [2022-03-01 17:08:30,580 INFO L78 Accepts]: Start accepts. Automaton has 12596 states and 25043 transitions. Word has length 104 [2022-03-01 17:08:30,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:30,580 INFO L470 AbstractCegarLoop]: Abstraction has 12596 states and 25043 transitions. [2022-03-01 17:08:30,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:30,580 INFO L276 IsEmpty]: Start isEmpty. Operand 12596 states and 25043 transitions. [2022-03-01 17:08:30,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:30,581 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:30,582 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:30,582 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-03-01 17:08:30,582 INFO L402 AbstractCegarLoop]: === Iteration 175 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:30,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:30,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1684196617, now seen corresponding path program 88 times [2022-03-01 17:08:30,582 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:30,582 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433607872] [2022-03-01 17:08:30,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:30,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:30,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:30,758 INFO 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 17:08:30,758 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:30,758 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433607872] [2022-03-01 17:08:30,758 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433607872] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:30,758 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:30,759 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:30,759 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594080554] [2022-03-01 17:08:30,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:30,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:30,759 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:30,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:30,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:30,759 INFO L87 Difference]: Start difference. First operand 12596 states and 25043 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:32,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:32,277 INFO L93 Difference]: Finished difference Result 13027 states and 25894 transitions. [2022-03-01 17:08:32,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 17:08:32,277 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:32,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:32,294 INFO L225 Difference]: With dead ends: 13027 [2022-03-01 17:08:32,294 INFO L226 Difference]: Without dead ends: 13027 [2022-03-01 17:08:32,294 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=179, Invalid=813, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:08:32,294 INFO L933 BasicCegarLoop]: 418 mSDtfsCounter, 583 mSDsluCounter, 3932 mSDsCounter, 0 mSdLazyCounter, 3066 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 583 SdHoareTripleChecker+Valid, 4349 SdHoareTripleChecker+Invalid, 3132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 3066 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:32,294 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [583 Valid, 4349 Invalid, 3132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 3066 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 17:08:32,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13027 states. [2022-03-01 17:08:32,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13027 to 12608. [2022-03-01 17:08:32,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12608 states, 12529 states have (on average 2.0007981482959534) internal successors, (25068), 12607 states have internal predecessors, (25068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:32,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12608 states to 12608 states and 25068 transitions. [2022-03-01 17:08:32,466 INFO L78 Accepts]: Start accepts. Automaton has 12608 states and 25068 transitions. Word has length 104 [2022-03-01 17:08:32,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:32,466 INFO L470 AbstractCegarLoop]: Abstraction has 12608 states and 25068 transitions. [2022-03-01 17:08:32,466 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:32,466 INFO L276 IsEmpty]: Start isEmpty. Operand 12608 states and 25068 transitions. [2022-03-01 17:08:32,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:32,467 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:32,467 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:08:32,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-03-01 17:08:32,467 INFO L402 AbstractCegarLoop]: === Iteration 176 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:32,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:32,467 INFO L85 PathProgramCache]: Analyzing trace with hash -659925589, now seen corresponding path program 89 times [2022-03-01 17:08:32,468 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:32,468 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7535048] [2022-03-01 17:08:32,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:32,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:32,636 INFO 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 17:08:32,636 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:32,636 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7535048] [2022-03-01 17:08:32,636 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7535048] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:32,636 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:32,636 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:32,636 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893938930] [2022-03-01 17:08:32,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:32,636 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:32,636 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:32,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:32,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:32,637 INFO L87 Difference]: Start difference. First operand 12608 states and 25068 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:33,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:33,840 INFO L93 Difference]: Finished difference Result 12879 states and 25600 transitions. [2022-03-01 17:08:33,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 17:08:33,841 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:33,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:33,858 INFO L225 Difference]: With dead ends: 12879 [2022-03-01 17:08:33,858 INFO L226 Difference]: Without dead ends: 12879 [2022-03-01 17:08:33,858 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=191, Invalid=801, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:08:33,859 INFO L933 BasicCegarLoop]: 418 mSDtfsCounter, 608 mSDsluCounter, 3206 mSDsCounter, 0 mSdLazyCounter, 2135 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 608 SdHoareTripleChecker+Valid, 3623 SdHoareTripleChecker+Invalid, 2211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 2135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:33,859 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [608 Valid, 3623 Invalid, 2211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 2135 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 17:08:33,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12879 states. [2022-03-01 17:08:34,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12879 to 12608. [2022-03-01 17:08:34,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12608 states, 12529 states have (on average 2.0007981482959534) internal successors, (25068), 12607 states have internal predecessors, (25068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:34,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12608 states to 12608 states and 25068 transitions. [2022-03-01 17:08:34,050 INFO L78 Accepts]: Start accepts. Automaton has 12608 states and 25068 transitions. Word has length 104 [2022-03-01 17:08:34,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:34,050 INFO L470 AbstractCegarLoop]: Abstraction has 12608 states and 25068 transitions. [2022-03-01 17:08:34,050 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:34,050 INFO L276 IsEmpty]: Start isEmpty. Operand 12608 states and 25068 transitions. [2022-03-01 17:08:34,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:34,052 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:34,052 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:08:34,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2022-03-01 17:08:34,052 INFO L402 AbstractCegarLoop]: === Iteration 177 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:34,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:34,052 INFO L85 PathProgramCache]: Analyzing trace with hash 1515845775, now seen corresponding path program 90 times [2022-03-01 17:08:34,053 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:34,053 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186975482] [2022-03-01 17:08:34,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:34,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:34,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:34,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:08:34,241 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:34,241 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186975482] [2022-03-01 17:08:34,241 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186975482] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:34,241 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:34,241 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:34,241 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856507705] [2022-03-01 17:08:34,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:34,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:34,241 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:34,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:34,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:34,242 INFO L87 Difference]: Start difference. First operand 12608 states and 25068 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:35,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:35,499 INFO L93 Difference]: Finished difference Result 12909 states and 25660 transitions. [2022-03-01 17:08:35,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 17:08:35,500 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:35,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:35,520 INFO L225 Difference]: With dead ends: 12909 [2022-03-01 17:08:35,520 INFO L226 Difference]: Without dead ends: 12909 [2022-03-01 17:08:35,521 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=176, Invalid=816, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:08:35,521 INFO L933 BasicCegarLoop]: 411 mSDtfsCounter, 594 mSDsluCounter, 3614 mSDsCounter, 0 mSdLazyCounter, 2626 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 4024 SdHoareTripleChecker+Invalid, 2695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 2626 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:35,521 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [594 Valid, 4024 Invalid, 2695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 2626 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 17:08:35,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12909 states. [2022-03-01 17:08:35,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12909 to 12615. [2022-03-01 17:08:35,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12615 states, 12536 states have (on average 2.0007977026164645) internal successors, (25082), 12614 states have internal predecessors, (25082), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:35,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12615 states to 12615 states and 25082 transitions. [2022-03-01 17:08:35,702 INFO L78 Accepts]: Start accepts. Automaton has 12615 states and 25082 transitions. Word has length 104 [2022-03-01 17:08:35,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:35,702 INFO L470 AbstractCegarLoop]: Abstraction has 12615 states and 25082 transitions. [2022-03-01 17:08:35,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:35,702 INFO L276 IsEmpty]: Start isEmpty. Operand 12615 states and 25082 transitions. [2022-03-01 17:08:35,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:35,704 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:35,704 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:35,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2022-03-01 17:08:35,704 INFO L402 AbstractCegarLoop]: === Iteration 178 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:35,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:35,705 INFO L85 PathProgramCache]: Analyzing trace with hash 1600674447, now seen corresponding path program 91 times [2022-03-01 17:08:35,705 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:35,705 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006458393] [2022-03-01 17:08:35,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:35,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:35,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:35,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:08:35,823 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:35,823 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006458393] [2022-03-01 17:08:35,824 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006458393] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:35,824 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:35,824 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:35,824 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913524661] [2022-03-01 17:08:35,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:35,824 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:35,824 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:35,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:35,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:35,824 INFO L87 Difference]: Start difference. First operand 12615 states and 25082 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:36,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:36,695 INFO L93 Difference]: Finished difference Result 13010 states and 25862 transitions. [2022-03-01 17:08:36,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 17:08:36,695 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:36,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:36,716 INFO L225 Difference]: With dead ends: 13010 [2022-03-01 17:08:36,716 INFO L226 Difference]: Without dead ends: 13010 [2022-03-01 17:08:36,717 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=174, Invalid=818, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:08:36,717 INFO L933 BasicCegarLoop]: 422 mSDtfsCounter, 609 mSDsluCounter, 3275 mSDsCounter, 0 mSdLazyCounter, 2295 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 609 SdHoareTripleChecker+Valid, 3696 SdHoareTripleChecker+Invalid, 2378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 2295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:36,717 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [609 Valid, 3696 Invalid, 2378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 2295 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 17:08:36,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13010 states. [2022-03-01 17:08:36,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13010 to 12613. [2022-03-01 17:08:36,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12613 states, 12534 states have (on average 2.0007978299026647) internal successors, (25078), 12612 states have internal predecessors, (25078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:36,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12613 states to 12613 states and 25078 transitions. [2022-03-01 17:08:36,930 INFO L78 Accepts]: Start accepts. Automaton has 12613 states and 25078 transitions. Word has length 104 [2022-03-01 17:08:36,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:36,931 INFO L470 AbstractCegarLoop]: Abstraction has 12613 states and 25078 transitions. [2022-03-01 17:08:36,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:36,931 INFO L276 IsEmpty]: Start isEmpty. Operand 12613 states and 25078 transitions. [2022-03-01 17:08:36,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:36,932 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:36,933 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:36,933 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2022-03-01 17:08:36,933 INFO L402 AbstractCegarLoop]: === Iteration 179 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:36,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:36,933 INFO L85 PathProgramCache]: Analyzing trace with hash 680098481, now seen corresponding path program 92 times [2022-03-01 17:08:36,933 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:36,933 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723947253] [2022-03-01 17:08:36,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:36,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:37,064 INFO 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 17:08:37,064 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:37,065 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723947253] [2022-03-01 17:08:37,065 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723947253] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:37,065 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:37,065 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:37,065 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921296353] [2022-03-01 17:08:37,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:37,065 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:37,065 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:37,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:37,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:37,066 INFO L87 Difference]: Start difference. First operand 12613 states and 25078 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:37,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:37,980 INFO L93 Difference]: Finished difference Result 13148 states and 26136 transitions. [2022-03-01 17:08:37,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 17:08:37,981 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:37,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:37,996 INFO L225 Difference]: With dead ends: 13148 [2022-03-01 17:08:37,996 INFO L226 Difference]: Without dead ends: 13148 [2022-03-01 17:08:37,997 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=174, Invalid=818, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:08:37,997 INFO L933 BasicCegarLoop]: 430 mSDtfsCounter, 603 mSDsluCounter, 3540 mSDsCounter, 0 mSdLazyCounter, 2685 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 603 SdHoareTripleChecker+Valid, 3969 SdHoareTripleChecker+Invalid, 2768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 2685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:37,997 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [603 Valid, 3969 Invalid, 2768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 2685 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 17:08:38,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13148 states. [2022-03-01 17:08:38,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13148 to 12625. [2022-03-01 17:08:38,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12625 states, 12546 states have (on average 2.000876773473617) internal successors, (25103), 12624 states have internal predecessors, (25103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:38,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12625 states to 12625 states and 25103 transitions. [2022-03-01 17:08:38,200 INFO L78 Accepts]: Start accepts. Automaton has 12625 states and 25103 transitions. Word has length 104 [2022-03-01 17:08:38,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:38,200 INFO L470 AbstractCegarLoop]: Abstraction has 12625 states and 25103 transitions. [2022-03-01 17:08:38,200 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:38,200 INFO L276 IsEmpty]: Start isEmpty. Operand 12625 states and 25103 transitions. [2022-03-01 17:08:38,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:38,201 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:38,201 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:38,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2022-03-01 17:08:38,202 INFO L402 AbstractCegarLoop]: === Iteration 180 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:38,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:38,202 INFO L85 PathProgramCache]: Analyzing trace with hash 186719853, now seen corresponding path program 93 times [2022-03-01 17:08:38,202 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:38,202 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039706491] [2022-03-01 17:08:38,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:38,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:38,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:38,317 INFO 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 17:08:38,317 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:38,317 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039706491] [2022-03-01 17:08:38,317 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039706491] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:38,317 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:38,317 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:38,317 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564281979] [2022-03-01 17:08:38,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:38,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:38,318 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:38,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:38,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:38,318 INFO L87 Difference]: Start difference. First operand 12625 states and 25103 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:39,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:39,387 INFO L93 Difference]: Finished difference Result 12935 states and 25713 transitions. [2022-03-01 17:08:39,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 17:08:39,388 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:39,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:39,405 INFO L225 Difference]: With dead ends: 12935 [2022-03-01 17:08:39,405 INFO L226 Difference]: Without dead ends: 12935 [2022-03-01 17:08:39,406 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=183, Invalid=809, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:08:39,406 INFO L933 BasicCegarLoop]: 419 mSDtfsCounter, 591 mSDsluCounter, 3710 mSDsCounter, 0 mSdLazyCounter, 2692 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 591 SdHoareTripleChecker+Valid, 4128 SdHoareTripleChecker+Invalid, 2767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 2692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:39,406 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [591 Valid, 4128 Invalid, 2767 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 2692 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 17:08:39,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12935 states. [2022-03-01 17:08:39,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12935 to 12630. [2022-03-01 17:08:39,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12630 states, 12551 states have (on average 2.0008764241893076) internal successors, (25113), 12629 states have internal predecessors, (25113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:39,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12630 states to 12630 states and 25113 transitions. [2022-03-01 17:08:39,571 INFO L78 Accepts]: Start accepts. Automaton has 12630 states and 25113 transitions. Word has length 104 [2022-03-01 17:08:39,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:39,571 INFO L470 AbstractCegarLoop]: Abstraction has 12630 states and 25113 transitions. [2022-03-01 17:08:39,571 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:39,571 INFO L276 IsEmpty]: Start isEmpty. Operand 12630 states and 25113 transitions. [2022-03-01 17:08:39,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:39,572 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:39,572 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:39,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2022-03-01 17:08:39,572 INFO L402 AbstractCegarLoop]: === Iteration 181 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:39,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:39,572 INFO L85 PathProgramCache]: Analyzing trace with hash 271548525, now seen corresponding path program 94 times [2022-03-01 17:08:39,573 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:39,573 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78873185] [2022-03-01 17:08:39,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:39,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:39,723 INFO 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 17:08:39,724 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:39,724 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78873185] [2022-03-01 17:08:39,724 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78873185] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:39,724 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:39,724 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:39,724 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876053582] [2022-03-01 17:08:39,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:39,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:39,724 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:39,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:39,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:39,725 INFO L87 Difference]: Start difference. First operand 12630 states and 25113 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:40,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:40,958 INFO L93 Difference]: Finished difference Result 13109 states and 26061 transitions. [2022-03-01 17:08:40,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 17:08:40,958 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:40,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:40,977 INFO L225 Difference]: With dead ends: 13109 [2022-03-01 17:08:40,977 INFO L226 Difference]: Without dead ends: 13109 [2022-03-01 17:08:40,977 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=182, Invalid=810, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:08:40,977 INFO L933 BasicCegarLoop]: 431 mSDtfsCounter, 630 mSDsluCounter, 3532 mSDsCounter, 0 mSdLazyCounter, 2572 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 630 SdHoareTripleChecker+Valid, 3962 SdHoareTripleChecker+Invalid, 2664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 2572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:40,978 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [630 Valid, 3962 Invalid, 2664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 2572 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 17:08:40,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13109 states. [2022-03-01 17:08:41,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13109 to 12628. [2022-03-01 17:08:41,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12628 states, 12549 states have (on average 2.000876563869631) internal successors, (25109), 12627 states have internal predecessors, (25109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:41,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12628 states to 12628 states and 25109 transitions. [2022-03-01 17:08:41,150 INFO L78 Accepts]: Start accepts. Automaton has 12628 states and 25109 transitions. Word has length 104 [2022-03-01 17:08:41,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:41,150 INFO L470 AbstractCegarLoop]: Abstraction has 12628 states and 25109 transitions. [2022-03-01 17:08:41,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:41,150 INFO L276 IsEmpty]: Start isEmpty. Operand 12628 states and 25109 transitions. [2022-03-01 17:08:41,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:41,151 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:41,151 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:41,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2022-03-01 17:08:41,152 INFO L402 AbstractCegarLoop]: === Iteration 182 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:41,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:41,152 INFO L85 PathProgramCache]: Analyzing trace with hash -2072573681, now seen corresponding path program 95 times [2022-03-01 17:08:41,152 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:41,152 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164485895] [2022-03-01 17:08:41,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:41,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:41,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:41,324 INFO 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 17:08:41,325 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:41,325 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164485895] [2022-03-01 17:08:41,325 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164485895] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:41,325 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:41,325 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:41,325 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450159168] [2022-03-01 17:08:41,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:41,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:41,325 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:41,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:41,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:41,325 INFO L87 Difference]: Start difference. First operand 12628 states and 25109 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:42,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:42,417 INFO L93 Difference]: Finished difference Result 12905 states and 25653 transitions. [2022-03-01 17:08:42,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 17:08:42,418 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:42,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:42,436 INFO L225 Difference]: With dead ends: 12905 [2022-03-01 17:08:42,436 INFO L226 Difference]: Without dead ends: 12905 [2022-03-01 17:08:42,436 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=798, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:08:42,436 INFO L933 BasicCegarLoop]: 424 mSDtfsCounter, 630 mSDsluCounter, 3048 mSDsCounter, 0 mSdLazyCounter, 1919 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 630 SdHoareTripleChecker+Valid, 3471 SdHoareTripleChecker+Invalid, 2014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 1919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:42,436 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [630 Valid, 3471 Invalid, 2014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 1919 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 17:08:42,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12905 states. [2022-03-01 17:08:42,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12905 to 12625. [2022-03-01 17:08:42,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12625 states, 12546 states have (on average 2.000876773473617) internal successors, (25103), 12624 states have internal predecessors, (25103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:42,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12625 states to 12625 states and 25103 transitions. [2022-03-01 17:08:42,597 INFO L78 Accepts]: Start accepts. Automaton has 12625 states and 25103 transitions. Word has length 104 [2022-03-01 17:08:42,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:42,597 INFO L470 AbstractCegarLoop]: Abstraction has 12625 states and 25103 transitions. [2022-03-01 17:08:42,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:42,597 INFO L276 IsEmpty]: Start isEmpty. Operand 12625 states and 25103 transitions. [2022-03-01 17:08:42,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:42,598 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:42,598 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:42,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2022-03-01 17:08:42,598 INFO L402 AbstractCegarLoop]: === Iteration 183 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:42,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:42,599 INFO L85 PathProgramCache]: Analyzing trace with hash 630723819, now seen corresponding path program 96 times [2022-03-01 17:08:42,599 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:42,599 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235632742] [2022-03-01 17:08:42,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:42,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:42,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:42,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:08:42,762 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:42,762 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235632742] [2022-03-01 17:08:42,762 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235632742] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:42,762 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:42,762 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:42,762 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924125142] [2022-03-01 17:08:42,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:42,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:42,762 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:42,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:42,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:42,763 INFO L87 Difference]: Start difference. First operand 12625 states and 25103 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:44,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:44,592 INFO L93 Difference]: Finished difference Result 23245 states and 46211 transitions. [2022-03-01 17:08:44,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-01 17:08:44,593 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:44,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:44,625 INFO L225 Difference]: With dead ends: 23245 [2022-03-01 17:08:44,626 INFO L226 Difference]: Without dead ends: 23245 [2022-03-01 17:08:44,626 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=187, Invalid=869, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 17:08:44,626 INFO L933 BasicCegarLoop]: 743 mSDtfsCounter, 1317 mSDsluCounter, 5657 mSDsCounter, 0 mSdLazyCounter, 3695 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1317 SdHoareTripleChecker+Valid, 6399 SdHoareTripleChecker+Invalid, 3756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 3695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:44,626 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1317 Valid, 6399 Invalid, 3756 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 3695 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:08:44,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23245 states. [2022-03-01 17:08:44,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23245 to 12649. [2022-03-01 17:08:44,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12649 states, 12570 states have (on average 2.0008750994431184) internal successors, (25151), 12648 states have internal predecessors, (25151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:44,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12649 states to 12649 states and 25151 transitions. [2022-03-01 17:08:44,856 INFO L78 Accepts]: Start accepts. Automaton has 12649 states and 25151 transitions. Word has length 104 [2022-03-01 17:08:44,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:44,856 INFO L470 AbstractCegarLoop]: Abstraction has 12649 states and 25151 transitions. [2022-03-01 17:08:44,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:44,856 INFO L276 IsEmpty]: Start isEmpty. Operand 12649 states and 25151 transitions. [2022-03-01 17:08:44,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:44,858 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:44,858 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:44,858 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2022-03-01 17:08:44,858 INFO L402 AbstractCegarLoop]: === Iteration 184 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:44,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:44,858 INFO L85 PathProgramCache]: Analyzing trace with hash 715552491, now seen corresponding path program 97 times [2022-03-01 17:08:44,858 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:44,858 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660768582] [2022-03-01 17:08:44,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:44,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:44,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:45,012 INFO 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 17:08:45,012 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:45,012 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660768582] [2022-03-01 17:08:45,012 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660768582] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:45,012 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:45,012 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:45,012 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030956783] [2022-03-01 17:08:45,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:45,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:45,013 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:45,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:45,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:45,013 INFO L87 Difference]: Start difference. First operand 12649 states and 25151 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:46,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:46,554 INFO L93 Difference]: Finished difference Result 23346 states and 46413 transitions. [2022-03-01 17:08:46,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 17:08:46,554 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:46,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:46,585 INFO L225 Difference]: With dead ends: 23346 [2022-03-01 17:08:46,585 INFO L226 Difference]: Without dead ends: 23346 [2022-03-01 17:08:46,585 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=183, Invalid=873, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 17:08:46,586 INFO L933 BasicCegarLoop]: 742 mSDtfsCounter, 1201 mSDsluCounter, 5805 mSDsCounter, 0 mSdLazyCounter, 3939 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1201 SdHoareTripleChecker+Valid, 6546 SdHoareTripleChecker+Invalid, 4010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 3939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:46,586 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1201 Valid, 6546 Invalid, 4010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 3939 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 17:08:46,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23346 states. [2022-03-01 17:08:46,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23346 to 12647. [2022-03-01 17:08:46,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12647 states, 12568 states have (on average 2.000875238701464) internal successors, (25147), 12646 states have internal predecessors, (25147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:46,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12647 states to 12647 states and 25147 transitions. [2022-03-01 17:08:46,796 INFO L78 Accepts]: Start accepts. Automaton has 12647 states and 25147 transitions. Word has length 104 [2022-03-01 17:08:46,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:46,796 INFO L470 AbstractCegarLoop]: Abstraction has 12647 states and 25147 transitions. [2022-03-01 17:08:46,796 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:46,796 INFO L276 IsEmpty]: Start isEmpty. Operand 12647 states and 25147 transitions. [2022-03-01 17:08:46,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:46,797 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:46,797 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:46,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2022-03-01 17:08:46,797 INFO L402 AbstractCegarLoop]: === Iteration 185 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:46,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:46,798 INFO L85 PathProgramCache]: Analyzing trace with hash -205023475, now seen corresponding path program 98 times [2022-03-01 17:08:46,798 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:46,798 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500230922] [2022-03-01 17:08:46,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:46,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:46,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:46,908 INFO 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 17:08:46,908 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:46,908 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500230922] [2022-03-01 17:08:46,908 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500230922] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:46,908 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:46,908 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:46,908 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521946872] [2022-03-01 17:08:46,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:46,908 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:46,908 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:46,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:46,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:46,909 INFO L87 Difference]: Start difference. First operand 12647 states and 25147 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:48,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:48,141 INFO L93 Difference]: Finished difference Result 23420 states and 46561 transitions. [2022-03-01 17:08:48,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 17:08:48,142 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:48,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:48,175 INFO L225 Difference]: With dead ends: 23420 [2022-03-01 17:08:48,175 INFO L226 Difference]: Without dead ends: 23420 [2022-03-01 17:08:48,176 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=181, Invalid=875, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 17:08:48,176 INFO L933 BasicCegarLoop]: 707 mSDtfsCounter, 1132 mSDsluCounter, 5676 mSDsCounter, 0 mSdLazyCounter, 3806 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1132 SdHoareTripleChecker+Valid, 6382 SdHoareTripleChecker+Invalid, 3868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 3806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:48,176 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1132 Valid, 6382 Invalid, 3868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 3806 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 17:08:48,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23420 states. [2022-03-01 17:08:48,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23420 to 12645. [2022-03-01 17:08:48,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12645 states, 12566 states have (on average 2.000875378004138) internal successors, (25143), 12644 states have internal predecessors, (25143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:48,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12645 states to 12645 states and 25143 transitions. [2022-03-01 17:08:48,390 INFO L78 Accepts]: Start accepts. Automaton has 12645 states and 25143 transitions. Word has length 104 [2022-03-01 17:08:48,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:48,390 INFO L470 AbstractCegarLoop]: Abstraction has 12645 states and 25143 transitions. [2022-03-01 17:08:48,390 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:48,390 INFO L276 IsEmpty]: Start isEmpty. Operand 12645 states and 25143 transitions. [2022-03-01 17:08:48,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:48,391 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:48,391 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:48,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2022-03-01 17:08:48,391 INFO L402 AbstractCegarLoop]: === Iteration 186 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:48,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:48,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1362133687, now seen corresponding path program 99 times [2022-03-01 17:08:48,392 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:48,392 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094900178] [2022-03-01 17:08:48,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:48,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:48,549 INFO 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 17:08:48,550 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:48,550 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094900178] [2022-03-01 17:08:48,550 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094900178] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:48,550 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:48,550 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:48,550 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814023172] [2022-03-01 17:08:48,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:48,550 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:48,550 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:48,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:48,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:48,551 INFO L87 Difference]: Start difference. First operand 12645 states and 25143 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:50,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:50,689 INFO L93 Difference]: Finished difference Result 23227 states and 46175 transitions. [2022-03-01 17:08:50,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-01 17:08:50,690 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:50,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:50,724 INFO L225 Difference]: With dead ends: 23227 [2022-03-01 17:08:50,724 INFO L226 Difference]: Without dead ends: 23227 [2022-03-01 17:08:50,725 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 261 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=231, Invalid=1101, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 17:08:50,725 INFO L933 BasicCegarLoop]: 788 mSDtfsCounter, 1494 mSDsluCounter, 6696 mSDsCounter, 0 mSdLazyCounter, 4599 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1494 SdHoareTripleChecker+Valid, 7483 SdHoareTripleChecker+Invalid, 4646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 4599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:50,725 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1494 Valid, 7483 Invalid, 4646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 4599 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 17:08:50,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23227 states. [2022-03-01 17:08:50,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23227 to 12681. [2022-03-01 17:08:50,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12681 states, 12602 states have (on average 2.000952229804793) internal successors, (25216), 12680 states have internal predecessors, (25216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:50,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12681 states to 12681 states and 25216 transitions. [2022-03-01 17:08:50,968 INFO L78 Accepts]: Start accepts. Automaton has 12681 states and 25216 transitions. Word has length 104 [2022-03-01 17:08:50,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:50,968 INFO L470 AbstractCegarLoop]: Abstraction has 12681 states and 25216 transitions. [2022-03-01 17:08:50,968 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:50,968 INFO L276 IsEmpty]: Start isEmpty. Operand 12681 states and 25216 transitions. [2022-03-01 17:08:50,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:50,969 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:50,969 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:50,970 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2022-03-01 17:08:50,970 INFO L402 AbstractCegarLoop]: === Iteration 187 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:50,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:50,970 INFO L85 PathProgramCache]: Analyzing trace with hash -719852873, now seen corresponding path program 82 times [2022-03-01 17:08:50,970 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:50,970 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209283432] [2022-03-01 17:08:50,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:50,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:50,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:51,103 INFO 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 17:08:51,103 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:51,103 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209283432] [2022-03-01 17:08:51,103 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209283432] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:51,103 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:51,103 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:51,103 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114826567] [2022-03-01 17:08:51,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:51,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:51,104 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:51,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:51,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:51,104 INFO L87 Difference]: Start difference. First operand 12681 states and 25216 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:52,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:52,900 INFO L93 Difference]: Finished difference Result 23172 states and 46055 transitions. [2022-03-01 17:08:52,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 17:08:52,900 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:52,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:52,935 INFO L225 Difference]: With dead ends: 23172 [2022-03-01 17:08:52,935 INFO L226 Difference]: Without dead ends: 23172 [2022-03-01 17:08:52,935 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=141, Invalid=615, Unknown=0, NotChecked=0, Total=756 [2022-03-01 17:08:52,935 INFO L933 BasicCegarLoop]: 909 mSDtfsCounter, 1456 mSDsluCounter, 6653 mSDsCounter, 0 mSdLazyCounter, 4371 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1456 SdHoareTripleChecker+Valid, 7560 SdHoareTripleChecker+Invalid, 4441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 4371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:52,935 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1456 Valid, 7560 Invalid, 4441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 4371 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:08:52,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23172 states. [2022-03-01 17:08:53,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23172 to 12625. [2022-03-01 17:08:53,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12625 states, 12546 states have (on average 2.000956480153037) internal successors, (25104), 12624 states have internal predecessors, (25104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:53,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12625 states to 12625 states and 25104 transitions. [2022-03-01 17:08:53,180 INFO L78 Accepts]: Start accepts. Automaton has 12625 states and 25104 transitions. Word has length 104 [2022-03-01 17:08:53,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:53,180 INFO L470 AbstractCegarLoop]: Abstraction has 12625 states and 25104 transitions. [2022-03-01 17:08:53,180 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:53,180 INFO L276 IsEmpty]: Start isEmpty. Operand 12625 states and 25104 transitions. [2022-03-01 17:08:53,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:53,181 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:53,181 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:53,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2022-03-01 17:08:53,181 INFO L402 AbstractCegarLoop]: === Iteration 188 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:53,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:53,182 INFO L85 PathProgramCache]: Analyzing trace with hash 2051896973, now seen corresponding path program 100 times [2022-03-01 17:08:53,182 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:53,182 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265910] [2022-03-01 17:08:53,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:53,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:53,321 INFO 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 17:08:53,321 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:53,321 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265910] [2022-03-01 17:08:53,321 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265910] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:53,321 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:53,321 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:53,321 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315658481] [2022-03-01 17:08:53,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:53,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:53,322 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:53,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:53,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:53,322 INFO L87 Difference]: Start difference. First operand 12625 states and 25104 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:54,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:54,681 INFO L93 Difference]: Finished difference Result 19879 states and 39516 transitions. [2022-03-01 17:08:54,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 17:08:54,682 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:54,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:54,710 INFO L225 Difference]: With dead ends: 19879 [2022-03-01 17:08:54,710 INFO L226 Difference]: Without dead ends: 19879 [2022-03-01 17:08:54,710 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=181, Invalid=811, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:08:54,711 INFO L933 BasicCegarLoop]: 569 mSDtfsCounter, 878 mSDsluCounter, 4273 mSDsCounter, 0 mSdLazyCounter, 2831 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 878 SdHoareTripleChecker+Valid, 4841 SdHoareTripleChecker+Invalid, 2912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 2831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:54,711 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [878 Valid, 4841 Invalid, 2912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 2831 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 17:08:54,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19879 states. [2022-03-01 17:08:54,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19879 to 12627. [2022-03-01 17:08:54,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12627 states, 12548 states have (on average 2.000956327701626) internal successors, (25108), 12626 states have internal predecessors, (25108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:54,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12627 states to 12627 states and 25108 transitions. [2022-03-01 17:08:54,961 INFO L78 Accepts]: Start accepts. Automaton has 12627 states and 25108 transitions. Word has length 104 [2022-03-01 17:08:54,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:54,961 INFO L470 AbstractCegarLoop]: Abstraction has 12627 states and 25108 transitions. [2022-03-01 17:08:54,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:54,962 INFO L276 IsEmpty]: Start isEmpty. Operand 12627 states and 25108 transitions. [2022-03-01 17:08:54,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:54,963 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:54,963 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:54,963 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2022-03-01 17:08:54,963 INFO L402 AbstractCegarLoop]: === Iteration 189 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:54,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:54,963 INFO L85 PathProgramCache]: Analyzing trace with hash 2136725645, now seen corresponding path program 101 times [2022-03-01 17:08:54,964 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:54,964 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715795580] [2022-03-01 17:08:54,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:54,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:54,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:55,071 INFO 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 17:08:55,071 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:55,071 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715795580] [2022-03-01 17:08:55,071 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715795580] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:55,071 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:55,071 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:55,071 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454222365] [2022-03-01 17:08:55,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:55,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:55,072 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:55,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:55,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:55,072 INFO L87 Difference]: Start difference. First operand 12627 states and 25108 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:56,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:56,365 INFO L93 Difference]: Finished difference Result 19970 states and 39698 transitions. [2022-03-01 17:08:56,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 17:08:56,365 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:56,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:56,394 INFO L225 Difference]: With dead ends: 19970 [2022-03-01 17:08:56,394 INFO L226 Difference]: Without dead ends: 19970 [2022-03-01 17:08:56,394 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=179, Invalid=813, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:08:56,397 INFO L933 BasicCegarLoop]: 582 mSDtfsCounter, 870 mSDsluCounter, 4854 mSDsCounter, 0 mSdLazyCounter, 3609 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 870 SdHoareTripleChecker+Valid, 5435 SdHoareTripleChecker+Invalid, 3692 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 3609 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:56,397 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [870 Valid, 5435 Invalid, 3692 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 3609 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 17:08:56,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19970 states. [2022-03-01 17:08:56,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19970 to 12625. [2022-03-01 17:08:56,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12625 states, 12546 states have (on average 2.000956480153037) internal successors, (25104), 12624 states have internal predecessors, (25104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:56,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12625 states to 12625 states and 25104 transitions. [2022-03-01 17:08:56,603 INFO L78 Accepts]: Start accepts. Automaton has 12625 states and 25104 transitions. Word has length 104 [2022-03-01 17:08:56,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:56,603 INFO L470 AbstractCegarLoop]: Abstraction has 12625 states and 25104 transitions. [2022-03-01 17:08:56,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:56,604 INFO L276 IsEmpty]: Start isEmpty. Operand 12625 states and 25104 transitions. [2022-03-01 17:08:56,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:56,605 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:56,605 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:56,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2022-03-01 17:08:56,605 INFO L402 AbstractCegarLoop]: === Iteration 190 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:56,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:56,606 INFO L85 PathProgramCache]: Analyzing trace with hash 1216149679, now seen corresponding path program 102 times [2022-03-01 17:08:56,606 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:56,606 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553205753] [2022-03-01 17:08:56,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:56,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:56,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:56,712 INFO 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 17:08:56,712 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:56,712 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553205753] [2022-03-01 17:08:56,712 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553205753] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:56,712 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:56,712 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:56,712 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049552511] [2022-03-01 17:08:56,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:56,712 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:56,712 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:56,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:56,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:56,713 INFO L87 Difference]: Start difference. First operand 12625 states and 25104 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:58,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:58,034 INFO L93 Difference]: Finished difference Result 19986 states and 39730 transitions. [2022-03-01 17:08:58,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 17:08:58,034 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:58,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:58,062 INFO L225 Difference]: With dead ends: 19986 [2022-03-01 17:08:58,063 INFO L226 Difference]: Without dead ends: 19986 [2022-03-01 17:08:58,063 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=179, Invalid=813, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:08:58,063 INFO L933 BasicCegarLoop]: 591 mSDtfsCounter, 868 mSDsluCounter, 5038 mSDsCounter, 0 mSdLazyCounter, 3909 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 868 SdHoareTripleChecker+Valid, 5628 SdHoareTripleChecker+Invalid, 3988 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 3909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:58,063 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [868 Valid, 5628 Invalid, 3988 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 3909 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 17:08:58,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19986 states. [2022-03-01 17:08:58,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19986 to 12615. [2022-03-01 17:08:58,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12615 states, 12536 states have (on average 2.0009572431397573) internal successors, (25084), 12614 states have internal predecessors, (25084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:58,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12615 states to 12615 states and 25084 transitions. [2022-03-01 17:08:58,273 INFO L78 Accepts]: Start accepts. Automaton has 12615 states and 25084 transitions. Word has length 104 [2022-03-01 17:08:58,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:58,273 INFO L470 AbstractCegarLoop]: Abstraction has 12615 states and 25084 transitions. [2022-03-01 17:08:58,273 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:58,273 INFO L276 IsEmpty]: Start isEmpty. Operand 12615 states and 25084 transitions. [2022-03-01 17:08:58,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:58,274 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:58,274 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:58,274 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2022-03-01 17:08:58,274 INFO L402 AbstractCegarLoop]: === Iteration 191 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:58,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:58,275 INFO L85 PathProgramCache]: Analyzing trace with hash 722771051, now seen corresponding path program 103 times [2022-03-01 17:08:58,275 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:58,275 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244645004] [2022-03-01 17:08:58,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:58,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:58,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:08:58,405 INFO 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 17:08:58,406 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:08:58,406 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244645004] [2022-03-01 17:08:58,406 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244645004] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:08:58,406 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:08:58,406 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:08:58,406 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410308695] [2022-03-01 17:08:58,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:08:58,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:08:58,406 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:08:58,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:08:58,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:08:58,406 INFO L87 Difference]: Start difference. First operand 12615 states and 25084 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:59,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:08:59,638 INFO L93 Difference]: Finished difference Result 19839 states and 39436 transitions. [2022-03-01 17:08:59,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 17:08:59,638 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:08:59,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:08:59,667 INFO L225 Difference]: With dead ends: 19839 [2022-03-01 17:08:59,667 INFO L226 Difference]: Without dead ends: 19839 [2022-03-01 17:08:59,667 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=188, Invalid=804, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:08:59,667 INFO L933 BasicCegarLoop]: 597 mSDtfsCounter, 880 mSDsluCounter, 4742 mSDsCounter, 0 mSdLazyCounter, 3566 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 880 SdHoareTripleChecker+Valid, 5338 SdHoareTripleChecker+Invalid, 3626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 3566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:08:59,668 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [880 Valid, 5338 Invalid, 3626 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 3566 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 17:08:59,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19839 states. [2022-03-01 17:08:59,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19839 to 12615. [2022-03-01 17:08:59,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12615 states, 12536 states have (on average 2.0009572431397573) internal successors, (25084), 12614 states have internal predecessors, (25084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:08:59,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12615 states to 12615 states and 25084 transitions. [2022-03-01 17:08:59,949 INFO L78 Accepts]: Start accepts. Automaton has 12615 states and 25084 transitions. Word has length 104 [2022-03-01 17:08:59,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:08:59,949 INFO L470 AbstractCegarLoop]: Abstraction has 12615 states and 25084 transitions. [2022-03-01 17:08:59,949 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:08:59,949 INFO L276 IsEmpty]: Start isEmpty. Operand 12615 states and 25084 transitions. [2022-03-01 17:08:59,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:08:59,950 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:08:59,950 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:08:59,952 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2022-03-01 17:08:59,952 INFO L402 AbstractCegarLoop]: === Iteration 192 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:08:59,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:08:59,952 INFO L85 PathProgramCache]: Analyzing trace with hash 807599723, now seen corresponding path program 104 times [2022-03-01 17:08:59,952 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:08:59,952 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054929080] [2022-03-01 17:08:59,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:08:59,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:08:59,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:00,102 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 17:09:00,102 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:00,102 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054929080] [2022-03-01 17:09:00,103 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054929080] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:00,103 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:00,103 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:00,104 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790287799] [2022-03-01 17:09:00,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:00,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:00,104 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:00,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:00,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:00,104 INFO L87 Difference]: Start difference. First operand 12615 states and 25084 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:01,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:01,754 INFO L93 Difference]: Finished difference Result 19886 states and 39530 transitions. [2022-03-01 17:09:01,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 17:09:01,755 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:01,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:01,781 INFO L225 Difference]: With dead ends: 19886 [2022-03-01 17:09:01,782 INFO L226 Difference]: Without dead ends: 19886 [2022-03-01 17:09:01,782 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=187, Invalid=805, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:09:01,782 INFO L933 BasicCegarLoop]: 610 mSDtfsCounter, 877 mSDsluCounter, 4549 mSDsCounter, 0 mSdLazyCounter, 3295 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 877 SdHoareTripleChecker+Valid, 5158 SdHoareTripleChecker+Invalid, 3369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 3295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:01,783 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [877 Valid, 5158 Invalid, 3369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 3295 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:09:01,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19886 states. [2022-03-01 17:09:01,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19886 to 12605. [2022-03-01 17:09:01,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12605 states, 12526 states have (on average 2.000958007344723) internal successors, (25064), 12604 states have internal predecessors, (25064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:01,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12605 states to 12605 states and 25064 transitions. [2022-03-01 17:09:01,994 INFO L78 Accepts]: Start accepts. Automaton has 12605 states and 25064 transitions. Word has length 104 [2022-03-01 17:09:01,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:01,994 INFO L470 AbstractCegarLoop]: Abstraction has 12605 states and 25064 transitions. [2022-03-01 17:09:01,994 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:01,994 INFO L276 IsEmpty]: Start isEmpty. Operand 12605 states and 25064 transitions. [2022-03-01 17:09:01,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:01,995 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:01,995 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:09:01,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2022-03-01 17:09:01,996 INFO L402 AbstractCegarLoop]: === Iteration 193 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:01,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:01,996 INFO L85 PathProgramCache]: Analyzing trace with hash -1536522483, now seen corresponding path program 105 times [2022-03-01 17:09:01,996 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:01,996 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211777920] [2022-03-01 17:09:01,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:01,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:02,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:02,113 INFO 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 17:09:02,113 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:02,113 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211777920] [2022-03-01 17:09:02,113 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211777920] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:02,113 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:02,113 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:02,113 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143180834] [2022-03-01 17:09:02,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:02,113 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:02,114 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:02,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:02,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:02,114 INFO L87 Difference]: Start difference. First operand 12605 states and 25064 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:03,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:03,273 INFO L93 Difference]: Finished difference Result 19705 states and 39168 transitions. [2022-03-01 17:09:03,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 17:09:03,273 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:03,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:03,299 INFO L225 Difference]: With dead ends: 19705 [2022-03-01 17:09:03,299 INFO L226 Difference]: Without dead ends: 19705 [2022-03-01 17:09:03,299 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=199, Invalid=793, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:09:03,300 INFO L933 BasicCegarLoop]: 627 mSDtfsCounter, 941 mSDsluCounter, 4672 mSDsCounter, 0 mSdLazyCounter, 3350 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 941 SdHoareTripleChecker+Valid, 5298 SdHoareTripleChecker+Invalid, 3420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 3350 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:03,300 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [941 Valid, 5298 Invalid, 3420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 3350 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 17:09:03,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19705 states. [2022-03-01 17:09:03,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19705 to 12561. [2022-03-01 17:09:03,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12561 states, 12482 states have (on average 2.000640922929018) internal successors, (24972), 12560 states have internal predecessors, (24972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:03,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12561 states to 12561 states and 24972 transitions. [2022-03-01 17:09:03,510 INFO L78 Accepts]: Start accepts. Automaton has 12561 states and 24972 transitions. Word has length 104 [2022-03-01 17:09:03,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:03,510 INFO L470 AbstractCegarLoop]: Abstraction has 12561 states and 24972 transitions. [2022-03-01 17:09:03,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:03,510 INFO L276 IsEmpty]: Start isEmpty. Operand 12561 states and 24972 transitions. [2022-03-01 17:09:03,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:03,511 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:03,512 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:09:03,512 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2022-03-01 17:09:03,512 INFO L402 AbstractCegarLoop]: === Iteration 194 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:03,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:03,512 INFO L85 PathProgramCache]: Analyzing trace with hash -1743914449, now seen corresponding path program 106 times [2022-03-01 17:09:03,512 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:03,512 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571678820] [2022-03-01 17:09:03,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:03,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:03,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:03,660 INFO 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 17:09:03,660 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:03,660 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571678820] [2022-03-01 17:09:03,661 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571678820] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:03,661 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:03,661 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:03,661 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174233271] [2022-03-01 17:09:03,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:03,661 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:03,661 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:03,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:03,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:03,661 INFO L87 Difference]: Start difference. First operand 12561 states and 24972 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:06,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:06,174 INFO L93 Difference]: Finished difference Result 36644 states and 72848 transitions. [2022-03-01 17:09:06,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:09:06,175 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:06,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:06,239 INFO L225 Difference]: With dead ends: 36644 [2022-03-01 17:09:06,240 INFO L226 Difference]: Without dead ends: 36644 [2022-03-01 17:09:06,240 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=229, Invalid=1031, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 17:09:06,240 INFO L933 BasicCegarLoop]: 887 mSDtfsCounter, 1540 mSDsluCounter, 7282 mSDsCounter, 0 mSdLazyCounter, 4935 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1540 SdHoareTripleChecker+Valid, 8168 SdHoareTripleChecker+Invalid, 4994 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 4935 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:06,240 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1540 Valid, 8168 Invalid, 4994 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 4935 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:09:06,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36644 states. [2022-03-01 17:09:06,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36644 to 12597. [2022-03-01 17:09:06,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12597 states, 12518 states have (on average 2.000718964690845) internal successors, (25045), 12596 states have internal predecessors, (25045), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:06,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12597 states to 12597 states and 25045 transitions. [2022-03-01 17:09:06,555 INFO L78 Accepts]: Start accepts. Automaton has 12597 states and 25045 transitions. Word has length 104 [2022-03-01 17:09:06,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:06,555 INFO L470 AbstractCegarLoop]: Abstraction has 12597 states and 25045 transitions. [2022-03-01 17:09:06,555 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:06,555 INFO L276 IsEmpty]: Start isEmpty. Operand 12597 states and 25045 transitions. [2022-03-01 17:09:06,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:06,556 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:06,556 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:09:06,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2022-03-01 17:09:06,557 INFO L402 AbstractCegarLoop]: === Iteration 195 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:06,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:06,557 INFO L85 PathProgramCache]: Analyzing trace with hash -1659085777, now seen corresponding path program 107 times [2022-03-01 17:09:06,557 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:06,557 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927523884] [2022-03-01 17:09:06,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:06,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:06,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:09:06,720 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:06,721 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927523884] [2022-03-01 17:09:06,721 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927523884] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:06,721 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:06,721 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:06,721 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549418445] [2022-03-01 17:09:06,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:06,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:06,721 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:06,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:06,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:06,722 INFO L87 Difference]: Start difference. First operand 12597 states and 25045 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:09,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:09,184 INFO L93 Difference]: Finished difference Result 36745 states and 73050 transitions. [2022-03-01 17:09:09,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:09:09,185 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:09,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:09,241 INFO L225 Difference]: With dead ends: 36745 [2022-03-01 17:09:09,242 INFO L226 Difference]: Without dead ends: 36745 [2022-03-01 17:09:09,242 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=225, Invalid=1035, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 17:09:09,242 INFO L933 BasicCegarLoop]: 901 mSDtfsCounter, 1425 mSDsluCounter, 6905 mSDsCounter, 0 mSdLazyCounter, 4747 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1425 SdHoareTripleChecker+Valid, 7805 SdHoareTripleChecker+Invalid, 4806 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 4747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:09,242 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1425 Valid, 7805 Invalid, 4806 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 4747 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:09:09,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36745 states. [2022-03-01 17:09:09,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36745 to 12609. [2022-03-01 17:09:09,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12609 states, 12530 states have (on average 2.0007980845969673) internal successors, (25070), 12608 states have internal predecessors, (25070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:09,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12609 states to 12609 states and 25070 transitions. [2022-03-01 17:09:09,551 INFO L78 Accepts]: Start accepts. Automaton has 12609 states and 25070 transitions. Word has length 104 [2022-03-01 17:09:09,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:09,551 INFO L470 AbstractCegarLoop]: Abstraction has 12609 states and 25070 transitions. [2022-03-01 17:09:09,551 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:09,551 INFO L276 IsEmpty]: Start isEmpty. Operand 12609 states and 25070 transitions. [2022-03-01 17:09:09,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:09,553 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:09,553 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:09:09,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2022-03-01 17:09:09,553 INFO L402 AbstractCegarLoop]: === Iteration 196 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:09,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:09,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1715305553, now seen corresponding path program 108 times [2022-03-01 17:09:09,553 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:09,553 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645222390] [2022-03-01 17:09:09,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:09,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:09,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:09,664 INFO 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 17:09:09,664 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:09,664 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645222390] [2022-03-01 17:09:09,666 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645222390] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:09,666 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:09,666 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:09,666 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135089389] [2022-03-01 17:09:09,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:09,667 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:09,667 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:09,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:09,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:09,667 INFO L87 Difference]: Start difference. First operand 12609 states and 25070 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:11,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:11,636 INFO L93 Difference]: Finished difference Result 36819 states and 73198 transitions. [2022-03-01 17:09:11,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 17:09:11,636 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:11,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:11,682 INFO L225 Difference]: With dead ends: 36819 [2022-03-01 17:09:11,682 INFO L226 Difference]: Without dead ends: 36819 [2022-03-01 17:09:11,683 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=223, Invalid=1037, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 17:09:11,683 INFO L933 BasicCegarLoop]: 866 mSDtfsCounter, 1357 mSDsluCounter, 7184 mSDsCounter, 0 mSdLazyCounter, 5042 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1357 SdHoareTripleChecker+Valid, 8049 SdHoareTripleChecker+Invalid, 5106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 5042 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:11,683 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1357 Valid, 8049 Invalid, 5106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 5042 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:09:11,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36819 states. [2022-03-01 17:09:11,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36819 to 12621. [2022-03-01 17:09:11,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12621 states, 12542 states have (on average 2.0008770531015787) internal successors, (25095), 12620 states have internal predecessors, (25095), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:11,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12621 states to 12621 states and 25095 transitions. [2022-03-01 17:09:11,932 INFO L78 Accepts]: Start accepts. Automaton has 12621 states and 25095 transitions. Word has length 104 [2022-03-01 17:09:11,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:11,932 INFO L470 AbstractCegarLoop]: Abstraction has 12621 states and 25095 transitions. [2022-03-01 17:09:11,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:11,932 INFO L276 IsEmpty]: Start isEmpty. Operand 12621 states and 25095 transitions. [2022-03-01 17:09:11,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:11,933 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:11,933 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:09:11,933 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2022-03-01 17:09:11,933 INFO L402 AbstractCegarLoop]: === Iteration 197 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:11,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:11,934 INFO L85 PathProgramCache]: Analyzing trace with hash 558195341, now seen corresponding path program 109 times [2022-03-01 17:09:11,934 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:11,934 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32543536] [2022-03-01 17:09:11,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:11,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:11,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:12,073 INFO 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 17:09:12,073 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:12,073 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32543536] [2022-03-01 17:09:12,073 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32543536] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:12,073 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:12,073 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:12,073 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273071558] [2022-03-01 17:09:12,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:12,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:12,074 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:12,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:12,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:12,074 INFO L87 Difference]: Start difference. First operand 12621 states and 25095 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:13,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:13,823 INFO L93 Difference]: Finished difference Result 36772 states and 73104 transitions. [2022-03-01 17:09:13,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:09:13,823 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:13,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:13,879 INFO L225 Difference]: With dead ends: 36772 [2022-03-01 17:09:13,879 INFO L226 Difference]: Without dead ends: 36772 [2022-03-01 17:09:13,879 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 328 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=273, Invalid=1287, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 17:09:13,879 INFO L933 BasicCegarLoop]: 934 mSDtfsCounter, 1778 mSDsluCounter, 7671 mSDsCounter, 0 mSdLazyCounter, 4960 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1778 SdHoareTripleChecker+Valid, 8604 SdHoareTripleChecker+Invalid, 5017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4960 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:13,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1778 Valid, 8604 Invalid, 5017 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4960 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:09:13,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36772 states. [2022-03-01 17:09:14,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36772 to 12657. [2022-03-01 17:09:14,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12657 states, 12578 states have (on average 2.0009540467482907) internal successors, (25168), 12656 states have internal predecessors, (25168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:14,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12657 states to 12657 states and 25168 transitions. [2022-03-01 17:09:14,158 INFO L78 Accepts]: Start accepts. Automaton has 12657 states and 25168 transitions. Word has length 104 [2022-03-01 17:09:14,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:14,158 INFO L470 AbstractCegarLoop]: Abstraction has 12657 states and 25168 transitions. [2022-03-01 17:09:14,158 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:14,158 INFO L276 IsEmpty]: Start isEmpty. Operand 12657 states and 25168 transitions. [2022-03-01 17:09:14,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:14,159 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:14,160 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:09:14,160 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2022-03-01 17:09:14,160 INFO L402 AbstractCegarLoop]: === Iteration 198 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:14,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:14,160 INFO L85 PathProgramCache]: Analyzing trace with hash 1200476155, now seen corresponding path program 83 times [2022-03-01 17:09:14,160 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:14,160 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333219023] [2022-03-01 17:09:14,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:14,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:14,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:14,276 INFO 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 17:09:14,276 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:14,277 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333219023] [2022-03-01 17:09:14,277 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333219023] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:14,277 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:14,277 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:14,277 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818178000] [2022-03-01 17:09:14,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:14,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:14,277 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:14,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:14,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:14,277 INFO L87 Difference]: Start difference. First operand 12657 states and 25168 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:16,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:16,938 INFO L93 Difference]: Finished difference Result 37004 states and 73548 transitions. [2022-03-01 17:09:16,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:09:16,938 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:16,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:16,999 INFO L225 Difference]: With dead ends: 37004 [2022-03-01 17:09:16,999 INFO L226 Difference]: Without dead ends: 37004 [2022-03-01 17:09:16,999 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=252, Invalid=1080, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 17:09:16,999 INFO L933 BasicCegarLoop]: 1198 mSDtfsCounter, 1672 mSDsluCounter, 10404 mSDsCounter, 0 mSdLazyCounter, 8945 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1672 SdHoareTripleChecker+Valid, 11598 SdHoareTripleChecker+Invalid, 9005 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 8945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:17,000 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1672 Valid, 11598 Invalid, 9005 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 8945 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-01 17:09:17,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37004 states. [2022-03-01 17:09:17,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37004 to 12580. [2022-03-01 17:09:17,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12580 states, 12501 states have (on average 2.0009599232061435) internal successors, (25014), 12579 states have internal predecessors, (25014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:17,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12580 states to 12580 states and 25014 transitions. [2022-03-01 17:09:17,288 INFO L78 Accepts]: Start accepts. Automaton has 12580 states and 25014 transitions. Word has length 104 [2022-03-01 17:09:17,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:17,288 INFO L470 AbstractCegarLoop]: Abstraction has 12580 states and 25014 transitions. [2022-03-01 17:09:17,288 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:17,288 INFO L276 IsEmpty]: Start isEmpty. Operand 12580 states and 25014 transitions. [2022-03-01 17:09:17,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:17,289 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:17,289 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:09:17,289 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2022-03-01 17:09:17,289 INFO L402 AbstractCegarLoop]: === Iteration 199 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:17,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:17,290 INFO L85 PathProgramCache]: Analyzing trace with hash -322741295, now seen corresponding path program 110 times [2022-03-01 17:09:17,290 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:17,290 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356908508] [2022-03-01 17:09:17,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:17,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:17,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:09:17,396 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:17,397 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356908508] [2022-03-01 17:09:17,397 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [356908508] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:17,397 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:17,397 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:17,397 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079908332] [2022-03-01 17:09:17,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:17,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:17,397 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:17,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:17,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:17,397 INFO L87 Difference]: Start difference. First operand 12580 states and 25014 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:18,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:18,884 INFO L93 Difference]: Finished difference Result 26981 states and 53642 transitions. [2022-03-01 17:09:18,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 17:09:18,884 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:18,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:18,924 INFO L225 Difference]: With dead ends: 26981 [2022-03-01 17:09:18,924 INFO L226 Difference]: Without dead ends: 26981 [2022-03-01 17:09:18,924 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=237, Invalid=1023, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 17:09:18,924 INFO L933 BasicCegarLoop]: 725 mSDtfsCounter, 991 mSDsluCounter, 5743 mSDsCounter, 0 mSdLazyCounter, 4200 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 991 SdHoareTripleChecker+Valid, 6467 SdHoareTripleChecker+Invalid, 4261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 4200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:18,925 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [991 Valid, 6467 Invalid, 4261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 4200 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 17:09:18,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26981 states. [2022-03-01 17:09:19,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26981 to 12582. [2022-03-01 17:09:19,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12582 states, 12503 states have (on average 2.0009597696552825) internal successors, (25018), 12581 states have internal predecessors, (25018), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:19,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12582 states to 12582 states and 25018 transitions. [2022-03-01 17:09:19,171 INFO L78 Accepts]: Start accepts. Automaton has 12582 states and 25018 transitions. Word has length 104 [2022-03-01 17:09:19,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:19,171 INFO L470 AbstractCegarLoop]: Abstraction has 12582 states and 25018 transitions. [2022-03-01 17:09:19,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:19,171 INFO L276 IsEmpty]: Start isEmpty. Operand 12582 states and 25018 transitions. [2022-03-01 17:09:19,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:19,172 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:19,172 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:09:19,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2022-03-01 17:09:19,172 INFO L402 AbstractCegarLoop]: === Iteration 200 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:19,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:19,173 INFO L85 PathProgramCache]: Analyzing trace with hash -237912623, now seen corresponding path program 111 times [2022-03-01 17:09:19,173 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:19,173 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271302162] [2022-03-01 17:09:19,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:19,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:19,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:19,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:09:19,277 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:19,277 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271302162] [2022-03-01 17:09:19,277 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271302162] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:19,277 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:19,277 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:19,277 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892645763] [2022-03-01 17:09:19,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:19,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:19,277 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:19,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:19,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:19,278 INFO L87 Difference]: Start difference. First operand 12582 states and 25018 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:20,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:20,742 INFO L93 Difference]: Finished difference Result 27072 states and 53824 transitions. [2022-03-01 17:09:20,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 17:09:20,743 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:20,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:20,783 INFO L225 Difference]: With dead ends: 27072 [2022-03-01 17:09:20,783 INFO L226 Difference]: Without dead ends: 27072 [2022-03-01 17:09:20,784 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=235, Invalid=1025, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 17:09:20,784 INFO L933 BasicCegarLoop]: 740 mSDtfsCounter, 1007 mSDsluCounter, 5521 mSDsCounter, 0 mSdLazyCounter, 3968 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1007 SdHoareTripleChecker+Valid, 6260 SdHoareTripleChecker+Invalid, 4046 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 3968 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:20,784 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1007 Valid, 6260 Invalid, 4046 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 3968 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 17:09:20,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27072 states. [2022-03-01 17:09:21,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27072 to 12580. [2022-03-01 17:09:21,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12580 states, 12501 states have (on average 2.0009599232061435) internal successors, (25014), 12579 states have internal predecessors, (25014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:21,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12580 states to 12580 states and 25014 transitions. [2022-03-01 17:09:21,076 INFO L78 Accepts]: Start accepts. Automaton has 12580 states and 25014 transitions. Word has length 104 [2022-03-01 17:09:21,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:21,076 INFO L470 AbstractCegarLoop]: Abstraction has 12580 states and 25014 transitions. [2022-03-01 17:09:21,076 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:21,076 INFO L276 IsEmpty]: Start isEmpty. Operand 12580 states and 25014 transitions. [2022-03-01 17:09:21,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:21,078 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:21,078 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:09:21,078 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2022-03-01 17:09:21,078 INFO L402 AbstractCegarLoop]: === Iteration 201 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:21,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:21,078 INFO L85 PathProgramCache]: Analyzing trace with hash -1158488589, now seen corresponding path program 112 times [2022-03-01 17:09:21,078 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:21,078 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356624263] [2022-03-01 17:09:21,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:21,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:21,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:21,217 INFO 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 17:09:21,217 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:21,217 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356624263] [2022-03-01 17:09:21,217 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [356624263] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:21,217 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:21,217 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:21,217 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534695416] [2022-03-01 17:09:21,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:21,218 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:21,218 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:21,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:21,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:21,218 INFO L87 Difference]: Start difference. First operand 12580 states and 25014 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:22,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:22,773 INFO L93 Difference]: Finished difference Result 27207 states and 54090 transitions. [2022-03-01 17:09:22,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 17:09:22,773 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:22,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:22,813 INFO L225 Difference]: With dead ends: 27207 [2022-03-01 17:09:22,814 INFO L226 Difference]: Without dead ends: 27207 [2022-03-01 17:09:22,814 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=235, Invalid=1025, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 17:09:22,814 INFO L933 BasicCegarLoop]: 749 mSDtfsCounter, 1003 mSDsluCounter, 6007 mSDsCounter, 0 mSdLazyCounter, 4628 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1003 SdHoareTripleChecker+Valid, 6755 SdHoareTripleChecker+Invalid, 4703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 4628 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:22,814 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1003 Valid, 6755 Invalid, 4703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 4628 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 17:09:22,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27207 states. [2022-03-01 17:09:23,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27207 to 12570. [2022-03-01 17:09:23,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12570 states, 12491 states have (on average 2.0009606916980225) internal successors, (24994), 12569 states have internal predecessors, (24994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:23,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12570 states to 12570 states and 24994 transitions. [2022-03-01 17:09:23,060 INFO L78 Accepts]: Start accepts. Automaton has 12570 states and 24994 transitions. Word has length 104 [2022-03-01 17:09:23,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:23,060 INFO L470 AbstractCegarLoop]: Abstraction has 12570 states and 24994 transitions. [2022-03-01 17:09:23,060 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:23,060 INFO L276 IsEmpty]: Start isEmpty. Operand 12570 states and 24994 transitions. [2022-03-01 17:09:23,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:23,061 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:23,062 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:09:23,062 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2022-03-01 17:09:23,062 INFO L402 AbstractCegarLoop]: === Iteration 202 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:23,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:23,062 INFO L85 PathProgramCache]: Analyzing trace with hash -1651867217, now seen corresponding path program 113 times [2022-03-01 17:09:23,062 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:23,062 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785581811] [2022-03-01 17:09:23,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:23,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:23,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:23,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:09:23,174 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:23,175 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785581811] [2022-03-01 17:09:23,175 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785581811] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:23,175 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:23,175 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:23,175 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716078492] [2022-03-01 17:09:23,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:23,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:23,175 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:23,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:23,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:23,175 INFO L87 Difference]: Start difference. First operand 12570 states and 24994 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:24,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:24,951 INFO L93 Difference]: Finished difference Result 26965 states and 53610 transitions. [2022-03-01 17:09:24,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-01 17:09:24,951 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:24,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:24,995 INFO L225 Difference]: With dead ends: 26965 [2022-03-01 17:09:24,995 INFO L226 Difference]: Without dead ends: 26965 [2022-03-01 17:09:24,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=259, Invalid=1073, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 17:09:24,996 INFO L933 BasicCegarLoop]: 753 mSDtfsCounter, 1017 mSDsluCounter, 6011 mSDsCounter, 0 mSdLazyCounter, 4532 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1017 SdHoareTripleChecker+Valid, 6763 SdHoareTripleChecker+Invalid, 4594 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 4532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:24,996 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1017 Valid, 6763 Invalid, 4594 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 4532 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:09:25,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26965 states. [2022-03-01 17:09:25,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26965 to 12570. [2022-03-01 17:09:25,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12570 states, 12491 states have (on average 2.0009606916980225) internal successors, (24994), 12569 states have internal predecessors, (24994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:25,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12570 states to 12570 states and 24994 transitions. [2022-03-01 17:09:25,253 INFO L78 Accepts]: Start accepts. Automaton has 12570 states and 24994 transitions. Word has length 104 [2022-03-01 17:09:25,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:25,253 INFO L470 AbstractCegarLoop]: Abstraction has 12570 states and 24994 transitions. [2022-03-01 17:09:25,253 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:25,253 INFO L276 IsEmpty]: Start isEmpty. Operand 12570 states and 24994 transitions. [2022-03-01 17:09:25,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:25,254 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:25,254 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:09:25,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2022-03-01 17:09:25,254 INFO L402 AbstractCegarLoop]: === Iteration 203 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:25,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:25,255 INFO L85 PathProgramCache]: Analyzing trace with hash -1567038545, now seen corresponding path program 114 times [2022-03-01 17:09:25,255 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:25,255 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670602208] [2022-03-01 17:09:25,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:25,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:25,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:25,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:09:25,422 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:25,422 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670602208] [2022-03-01 17:09:25,422 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670602208] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:25,422 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:25,422 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:25,422 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333873329] [2022-03-01 17:09:25,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:25,422 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:25,422 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:25,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:25,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:25,422 INFO L87 Difference]: Start difference. First operand 12570 states and 24994 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:27,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:27,299 INFO L93 Difference]: Finished difference Result 27107 states and 53890 transitions. [2022-03-01 17:09:27,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-01 17:09:27,299 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:27,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:27,340 INFO L225 Difference]: With dead ends: 27107 [2022-03-01 17:09:27,340 INFO L226 Difference]: Without dead ends: 27107 [2022-03-01 17:09:27,340 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 239 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=258, Invalid=1074, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 17:09:27,340 INFO L933 BasicCegarLoop]: 768 mSDtfsCounter, 1046 mSDsluCounter, 5973 mSDsCounter, 0 mSdLazyCounter, 4603 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1046 SdHoareTripleChecker+Valid, 6740 SdHoareTripleChecker+Invalid, 4669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 4603 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:27,340 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1046 Valid, 6740 Invalid, 4669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 4603 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:09:27,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27107 states. [2022-03-01 17:09:27,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27107 to 12560. [2022-03-01 17:09:27,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12560 states, 12481 states have (on average 2.0009614614213604) internal successors, (24974), 12559 states have internal predecessors, (24974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:27,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12560 states to 12560 states and 24974 transitions. [2022-03-01 17:09:27,603 INFO L78 Accepts]: Start accepts. Automaton has 12560 states and 24974 transitions. Word has length 104 [2022-03-01 17:09:27,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:27,604 INFO L470 AbstractCegarLoop]: Abstraction has 12560 states and 24974 transitions. [2022-03-01 17:09:27,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:27,604 INFO L276 IsEmpty]: Start isEmpty. Operand 12560 states and 24974 transitions. [2022-03-01 17:09:27,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:27,605 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:27,605 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:09:27,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2022-03-01 17:09:27,605 INFO L402 AbstractCegarLoop]: === Iteration 204 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:27,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:27,605 INFO L85 PathProgramCache]: Analyzing trace with hash 383806545, now seen corresponding path program 115 times [2022-03-01 17:09:27,605 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:27,605 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711929051] [2022-03-01 17:09:27,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:27,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:27,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:27,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:09:27,741 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:27,742 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711929051] [2022-03-01 17:09:27,742 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711929051] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:27,742 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:27,742 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:27,742 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086042971] [2022-03-01 17:09:27,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:27,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:27,742 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:27,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:27,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:27,742 INFO L87 Difference]: Start difference. First operand 12560 states and 24974 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:29,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:29,880 INFO L93 Difference]: Finished difference Result 26926 states and 53528 transitions. [2022-03-01 17:09:29,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 17:09:29,880 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:29,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:29,921 INFO L225 Difference]: With dead ends: 26926 [2022-03-01 17:09:29,921 INFO L226 Difference]: Without dead ends: 26926 [2022-03-01 17:09:29,921 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=286, Invalid=1120, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:09:29,922 INFO L933 BasicCegarLoop]: 767 mSDtfsCounter, 1093 mSDsluCounter, 5723 mSDsCounter, 0 mSdLazyCounter, 4254 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1093 SdHoareTripleChecker+Valid, 6489 SdHoareTripleChecker+Invalid, 4311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:29,922 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1093 Valid, 6489 Invalid, 4311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4254 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 17:09:29,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26926 states. [2022-03-01 17:09:30,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26926 to 12516. [2022-03-01 17:09:30,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12516 states, 12437 states have (on average 2.0006432419393745) internal successors, (24882), 12515 states have internal predecessors, (24882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:30,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12516 states to 12516 states and 24882 transitions. [2022-03-01 17:09:30,154 INFO L78 Accepts]: Start accepts. Automaton has 12516 states and 24882 transitions. Word has length 104 [2022-03-01 17:09:30,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:30,154 INFO L470 AbstractCegarLoop]: Abstraction has 12516 states and 24882 transitions. [2022-03-01 17:09:30,154 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:30,154 INFO L276 IsEmpty]: Start isEmpty. Operand 12516 states and 24882 transitions. [2022-03-01 17:09:30,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:30,155 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:30,155 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:09:30,155 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2022-03-01 17:09:30,156 INFO L402 AbstractCegarLoop]: === Iteration 205 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:30,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:30,156 INFO L85 PathProgramCache]: Analyzing trace with hash 686113899, now seen corresponding path program 116 times [2022-03-01 17:09:30,156 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:30,156 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839573285] [2022-03-01 17:09:30,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:30,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:30,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:30,305 INFO 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 17:09:30,305 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:30,305 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839573285] [2022-03-01 17:09:30,305 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839573285] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:30,305 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:30,305 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:30,305 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876806381] [2022-03-01 17:09:30,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:30,305 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:30,305 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:30,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:30,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:30,306 INFO L87 Difference]: Start difference. First operand 12516 states and 24882 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:31,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:31,985 INFO L93 Difference]: Finished difference Result 32890 states and 65385 transitions. [2022-03-01 17:09:31,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:09:31,986 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:31,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:32,033 INFO L225 Difference]: With dead ends: 32890 [2022-03-01 17:09:32,033 INFO L226 Difference]: Without dead ends: 32890 [2022-03-01 17:09:32,033 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=263, Invalid=1219, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:09:32,033 INFO L933 BasicCegarLoop]: 947 mSDtfsCounter, 1508 mSDsluCounter, 7078 mSDsCounter, 0 mSdLazyCounter, 4090 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1508 SdHoareTripleChecker+Valid, 8024 SdHoareTripleChecker+Invalid, 4149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 4090 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:32,033 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1508 Valid, 8024 Invalid, 4149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 4090 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 17:09:32,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32890 states. [2022-03-01 17:09:32,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32890 to 12536. [2022-03-01 17:09:32,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12536 states, 12457 states have (on average 2.000722485349603) internal successors, (24923), 12535 states have internal predecessors, (24923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:32,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12536 states to 12536 states and 24923 transitions. [2022-03-01 17:09:32,286 INFO L78 Accepts]: Start accepts. Automaton has 12536 states and 24923 transitions. Word has length 104 [2022-03-01 17:09:32,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:32,286 INFO L470 AbstractCegarLoop]: Abstraction has 12536 states and 24923 transitions. [2022-03-01 17:09:32,286 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:32,286 INFO L276 IsEmpty]: Start isEmpty. Operand 12536 states and 24923 transitions. [2022-03-01 17:09:32,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:32,287 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:32,287 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:09:32,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2022-03-01 17:09:32,287 INFO L402 AbstractCegarLoop]: === Iteration 206 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:32,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:32,288 INFO L85 PathProgramCache]: Analyzing trace with hash 770942571, now seen corresponding path program 117 times [2022-03-01 17:09:32,288 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:32,288 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91801276] [2022-03-01 17:09:32,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:32,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:32,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:09:32,427 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:32,427 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91801276] [2022-03-01 17:09:32,427 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91801276] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:32,427 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:32,427 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:32,427 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432185430] [2022-03-01 17:09:32,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:32,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:32,428 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:32,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:32,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:32,428 INFO L87 Difference]: Start difference. First operand 12536 states and 24923 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:34,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:34,604 INFO L93 Difference]: Finished difference Result 32991 states and 65587 transitions. [2022-03-01 17:09:34,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:09:34,604 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:34,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:34,653 INFO L225 Difference]: With dead ends: 32991 [2022-03-01 17:09:34,653 INFO L226 Difference]: Without dead ends: 32991 [2022-03-01 17:09:34,653 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 299 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=244, Invalid=1162, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:09:34,653 INFO L933 BasicCegarLoop]: 979 mSDtfsCounter, 1376 mSDsluCounter, 7587 mSDsCounter, 0 mSdLazyCounter, 5077 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1376 SdHoareTripleChecker+Valid, 8565 SdHoareTripleChecker+Invalid, 5127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 5077 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:34,654 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1376 Valid, 8565 Invalid, 5127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 5077 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 17:09:34,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32991 states. [2022-03-01 17:09:34,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32991 to 12548. [2022-03-01 17:09:34,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12548 states, 12469 states have (on average 2.000801988932553) internal successors, (24948), 12547 states have internal predecessors, (24948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:34,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12548 states to 12548 states and 24948 transitions. [2022-03-01 17:09:34,945 INFO L78 Accepts]: Start accepts. Automaton has 12548 states and 24948 transitions. Word has length 104 [2022-03-01 17:09:34,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:34,945 INFO L470 AbstractCegarLoop]: Abstraction has 12548 states and 24948 transitions. [2022-03-01 17:09:34,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:34,945 INFO L276 IsEmpty]: Start isEmpty. Operand 12548 states and 24948 transitions. [2022-03-01 17:09:34,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:34,946 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:34,947 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:09:34,947 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2022-03-01 17:09:34,947 INFO L402 AbstractCegarLoop]: === Iteration 207 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:34,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:34,947 INFO L85 PathProgramCache]: Analyzing trace with hash -149633395, now seen corresponding path program 118 times [2022-03-01 17:09:34,947 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:34,947 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627829249] [2022-03-01 17:09:34,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:34,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:34,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:35,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:09:35,080 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:35,080 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627829249] [2022-03-01 17:09:35,080 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627829249] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:35,080 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:35,080 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:35,080 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305609155] [2022-03-01 17:09:35,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:35,081 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:35,081 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:35,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:35,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:35,081 INFO L87 Difference]: Start difference. First operand 12548 states and 24948 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:36,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:36,606 INFO L93 Difference]: Finished difference Result 33065 states and 65735 transitions. [2022-03-01 17:09:36,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 17:09:36,606 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:36,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:36,654 INFO L225 Difference]: With dead ends: 33065 [2022-03-01 17:09:36,654 INFO L226 Difference]: Without dead ends: 33065 [2022-03-01 17:09:36,654 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=228, Invalid=1104, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 17:09:36,654 INFO L933 BasicCegarLoop]: 944 mSDtfsCounter, 1348 mSDsluCounter, 7113 mSDsCounter, 0 mSdLazyCounter, 4353 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1348 SdHoareTripleChecker+Valid, 8056 SdHoareTripleChecker+Invalid, 4422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 4353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:36,662 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1348 Valid, 8056 Invalid, 4422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 4353 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 17:09:36,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33065 states. [2022-03-01 17:09:36,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33065 to 12560. [2022-03-01 17:09:36,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12560 states, 12481 states have (on average 2.0008813396362473) internal successors, (24973), 12559 states have internal predecessors, (24973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:36,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12560 states to 12560 states and 24973 transitions. [2022-03-01 17:09:36,974 INFO L78 Accepts]: Start accepts. Automaton has 12560 states and 24973 transitions. Word has length 104 [2022-03-01 17:09:36,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:36,974 INFO L470 AbstractCegarLoop]: Abstraction has 12560 states and 24973 transitions. [2022-03-01 17:09:36,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:36,974 INFO L276 IsEmpty]: Start isEmpty. Operand 12560 states and 24973 transitions. [2022-03-01 17:09:36,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:36,975 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:36,975 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:09:36,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2022-03-01 17:09:36,975 INFO L402 AbstractCegarLoop]: === Iteration 208 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:36,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:36,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1306743607, now seen corresponding path program 119 times [2022-03-01 17:09:36,976 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:36,976 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702930078] [2022-03-01 17:09:36,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:36,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:37,105 INFO 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 17:09:37,105 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:37,105 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702930078] [2022-03-01 17:09:37,105 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702930078] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:37,105 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:37,105 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:37,105 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754626296] [2022-03-01 17:09:37,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:37,106 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:37,106 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:37,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:37,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:37,106 INFO L87 Difference]: Start difference. First operand 12560 states and 24973 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:39,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:39,010 INFO L93 Difference]: Finished difference Result 42737 states and 84965 transitions. [2022-03-01 17:09:39,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:09:39,010 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:39,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:39,075 INFO L225 Difference]: With dead ends: 42737 [2022-03-01 17:09:39,076 INFO L226 Difference]: Without dead ends: 42737 [2022-03-01 17:09:39,076 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 372 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=283, Invalid=1357, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 17:09:39,078 INFO L933 BasicCegarLoop]: 993 mSDtfsCounter, 1932 mSDsluCounter, 7533 mSDsCounter, 0 mSdLazyCounter, 4224 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1932 SdHoareTripleChecker+Valid, 8525 SdHoareTripleChecker+Invalid, 4281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:39,078 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1932 Valid, 8525 Invalid, 4281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4224 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:09:39,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42737 states. [2022-03-01 17:09:39,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42737 to 12596. [2022-03-01 17:09:39,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12596 states, 12517 states have (on average 2.0009586961732047) internal successors, (25046), 12595 states have internal predecessors, (25046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:39,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12596 states to 12596 states and 25046 transitions. [2022-03-01 17:09:39,384 INFO L78 Accepts]: Start accepts. Automaton has 12596 states and 25046 transitions. Word has length 104 [2022-03-01 17:09:39,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:39,384 INFO L470 AbstractCegarLoop]: Abstraction has 12596 states and 25046 transitions. [2022-03-01 17:09:39,384 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:39,384 INFO L276 IsEmpty]: Start isEmpty. Operand 12596 states and 25046 transitions. [2022-03-01 17:09:39,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:39,385 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:39,385 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:09:39,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2022-03-01 17:09:39,386 INFO L402 AbstractCegarLoop]: === Iteration 209 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:39,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:39,386 INFO L85 PathProgramCache]: Analyzing trace with hash -664462793, now seen corresponding path program 84 times [2022-03-01 17:09:39,386 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:39,386 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144518885] [2022-03-01 17:09:39,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:39,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:39,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:39,489 INFO 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 17:09:39,489 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:39,489 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144518885] [2022-03-01 17:09:39,489 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144518885] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:39,489 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:39,489 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:39,489 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392388409] [2022-03-01 17:09:39,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:39,489 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:39,489 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:39,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:39,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:39,490 INFO L87 Difference]: Start difference. First operand 12596 states and 25046 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:42,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:42,337 INFO L93 Difference]: Finished difference Result 42899 states and 85269 transitions. [2022-03-01 17:09:42,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 17:09:42,338 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:42,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:42,486 INFO L225 Difference]: With dead ends: 42899 [2022-03-01 17:09:42,487 INFO L226 Difference]: Without dead ends: 42899 [2022-03-01 17:09:42,487 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=273, Invalid=1059, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 17:09:42,487 INFO L933 BasicCegarLoop]: 1260 mSDtfsCounter, 1819 mSDsluCounter, 10770 mSDsCounter, 0 mSdLazyCounter, 8516 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1819 SdHoareTripleChecker+Valid, 12025 SdHoareTripleChecker+Invalid, 8581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 8516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:42,487 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1819 Valid, 12025 Invalid, 8581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 8516 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-01 17:09:42,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42899 states. [2022-03-01 17:09:42,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42899 to 12486. [2022-03-01 17:09:42,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12486 states, 12407 states have (on average 2.0006447972918515) internal successors, (24822), 12485 states have internal predecessors, (24822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:42,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12486 states to 12486 states and 24822 transitions. [2022-03-01 17:09:42,802 INFO L78 Accepts]: Start accepts. Automaton has 12486 states and 24822 transitions. Word has length 104 [2022-03-01 17:09:42,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:42,803 INFO L470 AbstractCegarLoop]: Abstraction has 12486 states and 24822 transitions. [2022-03-01 17:09:42,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:42,803 INFO L276 IsEmpty]: Start isEmpty. Operand 12486 states and 24822 transitions. [2022-03-01 17:09:42,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:42,804 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:42,804 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:09:42,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2022-03-01 17:09:42,804 INFO L402 AbstractCegarLoop]: === Iteration 210 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:42,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:42,805 INFO L85 PathProgramCache]: Analyzing trace with hash -1155187255, now seen corresponding path program 120 times [2022-03-01 17:09:42,805 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:42,805 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34732718] [2022-03-01 17:09:42,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:42,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:42,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:42,923 INFO 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 17:09:42,923 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:42,923 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34732718] [2022-03-01 17:09:42,923 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34732718] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:42,923 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:42,923 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:42,924 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895163402] [2022-03-01 17:09:42,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:42,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:42,924 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:42,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:42,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:42,924 INFO L87 Difference]: Start difference. First operand 12486 states and 24822 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:44,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:44,869 INFO L93 Difference]: Finished difference Result 32569 states and 64745 transitions. [2022-03-01 17:09:44,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:09:44,870 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:44,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:44,919 INFO L225 Difference]: With dead ends: 32569 [2022-03-01 17:09:44,919 INFO L226 Difference]: Without dead ends: 32569 [2022-03-01 17:09:44,919 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 337 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=274, Invalid=1286, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 17:09:44,920 INFO L933 BasicCegarLoop]: 993 mSDtfsCounter, 1757 mSDsluCounter, 7228 mSDsCounter, 0 mSdLazyCounter, 4014 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1757 SdHoareTripleChecker+Valid, 8220 SdHoareTripleChecker+Invalid, 4072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 4014 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:44,920 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1757 Valid, 8220 Invalid, 4072 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 4014 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:09:44,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32569 states. [2022-03-01 17:09:45,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32569 to 12542. [2022-03-01 17:09:45,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12542 states, 12463 states have (on average 2.0009628500361067) internal successors, (24938), 12541 states have internal predecessors, (24938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:45,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12542 states to 12542 states and 24938 transitions. [2022-03-01 17:09:45,185 INFO L78 Accepts]: Start accepts. Automaton has 12542 states and 24938 transitions. Word has length 104 [2022-03-01 17:09:45,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:45,185 INFO L470 AbstractCegarLoop]: Abstraction has 12542 states and 24938 transitions. [2022-03-01 17:09:45,185 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:45,185 INFO L276 IsEmpty]: Start isEmpty. Operand 12542 states and 24938 transitions. [2022-03-01 17:09:45,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:45,186 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:45,186 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:09:45,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2022-03-01 17:09:45,186 INFO L402 AbstractCegarLoop]: === Iteration 211 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:45,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:45,187 INFO L85 PathProgramCache]: Analyzing trace with hash -512906441, now seen corresponding path program 85 times [2022-03-01 17:09:45,187 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:45,187 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846399520] [2022-03-01 17:09:45,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:45,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:45,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:45,302 INFO 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 17:09:45,303 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:45,303 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846399520] [2022-03-01 17:09:45,303 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846399520] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:45,303 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:45,303 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:45,303 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552360936] [2022-03-01 17:09:45,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:45,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:45,303 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:45,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:45,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:45,303 INFO L87 Difference]: Start difference. First operand 12542 states and 24938 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:47,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:47,564 INFO L93 Difference]: Finished difference Result 32810 states and 65212 transitions. [2022-03-01 17:09:47,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 17:09:47,565 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:47,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:47,616 INFO L225 Difference]: With dead ends: 32810 [2022-03-01 17:09:47,616 INFO L226 Difference]: Without dead ends: 32810 [2022-03-01 17:09:47,616 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=217, Invalid=839, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 17:09:47,617 INFO L933 BasicCegarLoop]: 1264 mSDtfsCounter, 1640 mSDsluCounter, 8555 mSDsCounter, 0 mSdLazyCounter, 5450 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1640 SdHoareTripleChecker+Valid, 9817 SdHoareTripleChecker+Invalid, 5524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 5450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:47,617 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1640 Valid, 9817 Invalid, 5524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 5450 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:09:47,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32810 states. [2022-03-01 17:09:47,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32810 to 12408. [2022-03-01 17:09:47,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12408 states, 12329 states have (on average 2.0006488766323303) internal successors, (24666), 12407 states have internal predecessors, (24666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:47,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12408 states to 12408 states and 24666 transitions. [2022-03-01 17:09:47,948 INFO L78 Accepts]: Start accepts. Automaton has 12408 states and 24666 transitions. Word has length 104 [2022-03-01 17:09:47,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:47,948 INFO L470 AbstractCegarLoop]: Abstraction has 12408 states and 24666 transitions. [2022-03-01 17:09:47,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:47,948 INFO L276 IsEmpty]: Start isEmpty. Operand 12408 states and 24666 transitions. [2022-03-01 17:09:47,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:47,949 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:47,949 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:09:47,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2022-03-01 17:09:47,949 INFO L402 AbstractCegarLoop]: === Iteration 212 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:47,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:47,950 INFO L85 PathProgramCache]: Analyzing trace with hash -1379034839, now seen corresponding path program 86 times [2022-03-01 17:09:47,950 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:47,950 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845703478] [2022-03-01 17:09:47,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:47,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:47,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:48,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:09:48,118 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:48,118 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845703478] [2022-03-01 17:09:48,118 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845703478] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:48,118 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:48,118 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:48,119 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048684554] [2022-03-01 17:09:48,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:48,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:48,119 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:48,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:48,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:48,119 INFO L87 Difference]: Start difference. First operand 12408 states and 24666 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:49,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:49,393 INFO L93 Difference]: Finished difference Result 23194 states and 46116 transitions. [2022-03-01 17:09:49,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-01 17:09:49,393 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:49,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:49,431 INFO L225 Difference]: With dead ends: 23194 [2022-03-01 17:09:49,431 INFO L226 Difference]: Without dead ends: 23194 [2022-03-01 17:09:49,431 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=226, Invalid=830, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 17:09:49,431 INFO L933 BasicCegarLoop]: 771 mSDtfsCounter, 1007 mSDsluCounter, 4615 mSDsCounter, 0 mSdLazyCounter, 3037 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1007 SdHoareTripleChecker+Valid, 5385 SdHoareTripleChecker+Invalid, 3118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 3037 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:49,431 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1007 Valid, 5385 Invalid, 3118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 3037 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 17:09:49,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23194 states. [2022-03-01 17:09:49,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23194 to 12510. [2022-03-01 17:09:49,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12510 states, 12431 states have (on average 2.0006435524092994) internal successors, (24870), 12509 states have internal predecessors, (24870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:49,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12510 states to 12510 states and 24870 transitions. [2022-03-01 17:09:49,673 INFO L78 Accepts]: Start accepts. Automaton has 12510 states and 24870 transitions. Word has length 104 [2022-03-01 17:09:49,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:49,674 INFO L470 AbstractCegarLoop]: Abstraction has 12510 states and 24870 transitions. [2022-03-01 17:09:49,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:49,674 INFO L276 IsEmpty]: Start isEmpty. Operand 12510 states and 24870 transitions. [2022-03-01 17:09:49,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:49,675 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:49,675 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:09:49,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2022-03-01 17:09:49,675 INFO L402 AbstractCegarLoop]: === Iteration 213 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:49,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:49,676 INFO L85 PathProgramCache]: Analyzing trace with hash -346790173, now seen corresponding path program 87 times [2022-03-01 17:09:49,676 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:49,676 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017245059] [2022-03-01 17:09:49,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:49,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:49,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:49,807 INFO 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 17:09:49,807 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:49,807 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017245059] [2022-03-01 17:09:49,808 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017245059] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:49,808 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:49,808 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:49,808 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58063863] [2022-03-01 17:09:49,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:49,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:49,808 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:49,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:49,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:49,808 INFO L87 Difference]: Start difference. First operand 12510 states and 24870 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:51,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:51,319 INFO L93 Difference]: Finished difference Result 23188 states and 46108 transitions. [2022-03-01 17:09:51,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:09:51,320 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:51,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:51,355 INFO L225 Difference]: With dead ends: 23188 [2022-03-01 17:09:51,355 INFO L226 Difference]: Without dead ends: 23188 [2022-03-01 17:09:51,355 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=248, Invalid=1012, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 17:09:51,355 INFO L933 BasicCegarLoop]: 768 mSDtfsCounter, 1046 mSDsluCounter, 5833 mSDsCounter, 0 mSdLazyCounter, 4442 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1046 SdHoareTripleChecker+Valid, 6600 SdHoareTripleChecker+Invalid, 4535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 4442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:51,356 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1046 Valid, 6600 Invalid, 4535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 4442 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 17:09:51,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23188 states. [2022-03-01 17:09:51,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23188 to 12524. [2022-03-01 17:09:51,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12524 states, 12445 states have (on average 2.0007231820008036) internal successors, (24899), 12523 states have internal predecessors, (24899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:51,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12524 states to 12524 states and 24899 transitions. [2022-03-01 17:09:51,579 INFO L78 Accepts]: Start accepts. Automaton has 12524 states and 24899 transitions. Word has length 104 [2022-03-01 17:09:51,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:51,579 INFO L470 AbstractCegarLoop]: Abstraction has 12524 states and 24899 transitions. [2022-03-01 17:09:51,579 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:51,579 INFO L276 IsEmpty]: Start isEmpty. Operand 12524 states and 24899 transitions. [2022-03-01 17:09:51,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:51,580 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:51,580 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:09:51,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2022-03-01 17:09:51,580 INFO L402 AbstractCegarLoop]: === Iteration 214 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:51,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:51,580 INFO L85 PathProgramCache]: Analyzing trace with hash 843937065, now seen corresponding path program 88 times [2022-03-01 17:09:51,580 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:51,580 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953197799] [2022-03-01 17:09:51,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:51,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:51,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:51,739 INFO 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 17:09:51,739 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:51,739 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953197799] [2022-03-01 17:09:51,739 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953197799] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:51,739 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:51,739 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:51,739 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140747153] [2022-03-01 17:09:51,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:51,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:51,739 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:51,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:51,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:51,740 INFO L87 Difference]: Start difference. First operand 12524 states and 24899 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:53,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:53,748 INFO L93 Difference]: Finished difference Result 23363 states and 46458 transitions. [2022-03-01 17:09:53,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 17:09:53,748 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:53,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:53,781 INFO L225 Difference]: With dead ends: 23363 [2022-03-01 17:09:53,781 INFO L226 Difference]: Without dead ends: 23363 [2022-03-01 17:09:53,781 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 257 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=232, Invalid=1028, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 17:09:53,781 INFO L933 BasicCegarLoop]: 769 mSDtfsCounter, 946 mSDsluCounter, 5578 mSDsCounter, 0 mSdLazyCounter, 4208 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 946 SdHoareTripleChecker+Valid, 6346 SdHoareTripleChecker+Invalid, 4318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 4208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:53,781 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [946 Valid, 6346 Invalid, 4318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 4208 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:09:53,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23363 states. [2022-03-01 17:09:53,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23363 to 12538. [2022-03-01 17:09:53,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12538 states, 12459 states have (on average 2.0008026326350428) internal successors, (24928), 12537 states have internal predecessors, (24928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:53,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12538 states to 12538 states and 24928 transitions. [2022-03-01 17:09:53,996 INFO L78 Accepts]: Start accepts. Automaton has 12538 states and 24928 transitions. Word has length 104 [2022-03-01 17:09:53,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:53,996 INFO L470 AbstractCegarLoop]: Abstraction has 12538 states and 24928 transitions. [2022-03-01 17:09:53,996 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:53,996 INFO L276 IsEmpty]: Start isEmpty. Operand 12538 states and 24928 transitions. [2022-03-01 17:09:53,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:53,997 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:53,997 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:09:53,998 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2022-03-01 17:09:53,998 INFO L402 AbstractCegarLoop]: === Iteration 215 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:53,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:53,998 INFO L85 PathProgramCache]: Analyzing trace with hash -1409181913, now seen corresponding path program 89 times [2022-03-01 17:09:53,998 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:53,998 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046893648] [2022-03-01 17:09:53,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:53,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:54,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:54,145 INFO 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 17:09:54,145 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:54,145 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046893648] [2022-03-01 17:09:54,145 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046893648] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:54,145 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:54,145 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:54,145 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636134575] [2022-03-01 17:09:54,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:54,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:54,145 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:54,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:54,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:54,146 INFO L87 Difference]: Start difference. First operand 12538 states and 24928 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:56,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:56,053 INFO L93 Difference]: Finished difference Result 23278 states and 46288 transitions. [2022-03-01 17:09:56,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 17:09:56,054 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:56,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:56,089 INFO L225 Difference]: With dead ends: 23278 [2022-03-01 17:09:56,090 INFO L226 Difference]: Without dead ends: 23278 [2022-03-01 17:09:56,090 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 256 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=233, Invalid=1027, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 17:09:56,090 INFO L933 BasicCegarLoop]: 776 mSDtfsCounter, 926 mSDsluCounter, 5898 mSDsCounter, 0 mSdLazyCounter, 4456 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 926 SdHoareTripleChecker+Valid, 6673 SdHoareTripleChecker+Invalid, 4557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 4456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:56,090 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [926 Valid, 6673 Invalid, 4557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 4456 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:09:56,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23278 states. [2022-03-01 17:09:56,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23278 to 12538. [2022-03-01 17:09:56,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12538 states, 12459 states have (on average 2.0008026326350428) internal successors, (24928), 12537 states have internal predecessors, (24928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:56,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12538 states to 12538 states and 24928 transitions. [2022-03-01 17:09:56,305 INFO L78 Accepts]: Start accepts. Automaton has 12538 states and 24928 transitions. Word has length 104 [2022-03-01 17:09:56,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:56,305 INFO L470 AbstractCegarLoop]: Abstraction has 12538 states and 24928 transitions. [2022-03-01 17:09:56,305 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:56,305 INFO L276 IsEmpty]: Start isEmpty. Operand 12538 states and 24928 transitions. [2022-03-01 17:09:56,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:56,307 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:56,307 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:09:56,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2022-03-01 17:09:56,307 INFO L402 AbstractCegarLoop]: === Iteration 216 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:56,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:56,307 INFO L85 PathProgramCache]: Analyzing trace with hash -1040535969, now seen corresponding path program 90 times [2022-03-01 17:09:56,307 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:56,307 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866672929] [2022-03-01 17:09:56,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:56,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:56,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:56,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:09:56,431 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:56,431 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866672929] [2022-03-01 17:09:56,431 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866672929] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:56,431 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:56,431 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:56,431 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977022333] [2022-03-01 17:09:56,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:56,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:56,432 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:56,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:56,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:56,432 INFO L87 Difference]: Start difference. First operand 12538 states and 24928 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:58,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:09:58,295 INFO L93 Difference]: Finished difference Result 23499 states and 46726 transitions. [2022-03-01 17:09:58,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-01 17:09:58,295 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:09:58,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:09:58,330 INFO L225 Difference]: With dead ends: 23499 [2022-03-01 17:09:58,330 INFO L226 Difference]: Without dead ends: 23499 [2022-03-01 17:09:58,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 505 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=433, Invalid=1823, Unknown=0, NotChecked=0, Total=2256 [2022-03-01 17:09:58,330 INFO L933 BasicCegarLoop]: 923 mSDtfsCounter, 1015 mSDsluCounter, 5786 mSDsCounter, 0 mSdLazyCounter, 4267 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1015 SdHoareTripleChecker+Valid, 6708 SdHoareTripleChecker+Invalid, 4417 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 4267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:09:58,330 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1015 Valid, 6708 Invalid, 4417 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 4267 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:09:58,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23499 states. [2022-03-01 17:09:58,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23499 to 12552. [2022-03-01 17:09:58,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12552 states, 12473 states have (on average 2.0008819049146154) internal successors, (24957), 12551 states have internal predecessors, (24957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:09:58,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12552 states to 12552 states and 24957 transitions. [2022-03-01 17:09:58,630 INFO L78 Accepts]: Start accepts. Automaton has 12552 states and 24957 transitions. Word has length 104 [2022-03-01 17:09:58,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:09:58,630 INFO L470 AbstractCegarLoop]: Abstraction has 12552 states and 24957 transitions. [2022-03-01 17:09:58,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:09:58,630 INFO L276 IsEmpty]: Start isEmpty. Operand 12552 states and 24957 transitions. [2022-03-01 17:09:58,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:09:58,631 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:09:58,631 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:09:58,631 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2022-03-01 17:09:58,631 INFO L402 AbstractCegarLoop]: === Iteration 217 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:09:58,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:09:58,632 INFO L85 PathProgramCache]: Analyzing trace with hash 1166452547, now seen corresponding path program 121 times [2022-03-01 17:09:58,632 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:09:58,632 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269827866] [2022-03-01 17:09:58,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:09:58,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:09:58,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:09:58,732 INFO 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 17:09:58,732 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:09:58,732 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269827866] [2022-03-01 17:09:58,732 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269827866] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:09:58,732 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:09:58,732 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:09:58,733 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507126919] [2022-03-01 17:09:58,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:09:58,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:09:58,733 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:09:58,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:09:58,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:09:58,733 INFO L87 Difference]: Start difference. First operand 12552 states and 24957 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:00,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:00,209 INFO L93 Difference]: Finished difference Result 23095 states and 45924 transitions. [2022-03-01 17:10:00,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 17:10:00,209 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:00,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:00,244 INFO L225 Difference]: With dead ends: 23095 [2022-03-01 17:10:00,244 INFO L226 Difference]: Without dead ends: 23095 [2022-03-01 17:10:00,245 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=163, Invalid=767, Unknown=0, NotChecked=0, Total=930 [2022-03-01 17:10:00,245 INFO L933 BasicCegarLoop]: 973 mSDtfsCounter, 1367 mSDsluCounter, 7234 mSDsCounter, 0 mSdLazyCounter, 4402 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1367 SdHoareTripleChecker+Valid, 8207 SdHoareTripleChecker+Invalid, 4454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 4402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:00,245 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1367 Valid, 8207 Invalid, 4454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 4402 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 17:10:00,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23095 states. [2022-03-01 17:10:00,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23095 to 12533. [2022-03-01 17:10:00,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12533 states, 12454 states have (on average 2.000963545848723) internal successors, (24920), 12532 states have internal predecessors, (24920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:00,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12533 states to 12533 states and 24920 transitions. [2022-03-01 17:10:00,473 INFO L78 Accepts]: Start accepts. Automaton has 12533 states and 24920 transitions. Word has length 104 [2022-03-01 17:10:00,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:00,473 INFO L470 AbstractCegarLoop]: Abstraction has 12533 states and 24920 transitions. [2022-03-01 17:10:00,473 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:00,473 INFO L276 IsEmpty]: Start isEmpty. Operand 12533 states and 24920 transitions. [2022-03-01 17:10:00,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:00,474 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:00,474 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:00,474 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2022-03-01 17:10:00,474 INFO L402 AbstractCegarLoop]: === Iteration 218 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:00,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:00,475 INFO L85 PathProgramCache]: Analyzing trace with hash 2019612903, now seen corresponding path program 91 times [2022-03-01 17:10:00,475 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:00,475 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194699262] [2022-03-01 17:10:00,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:00,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:00,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:00,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:10:00,562 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:00,562 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194699262] [2022-03-01 17:10:00,562 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194699262] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:00,571 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:00,571 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:00,571 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359625176] [2022-03-01 17:10:00,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:00,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:00,571 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:00,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:00,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:00,572 INFO L87 Difference]: Start difference. First operand 12533 states and 24920 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:02,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:02,785 INFO L93 Difference]: Finished difference Result 23086 states and 45900 transitions. [2022-03-01 17:10:02,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-01 17:10:02,785 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:02,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:02,822 INFO L225 Difference]: With dead ends: 23086 [2022-03-01 17:10:02,822 INFO L226 Difference]: Without dead ends: 23086 [2022-03-01 17:10:02,823 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 606 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=461, Invalid=2089, Unknown=0, NotChecked=0, Total=2550 [2022-03-01 17:10:02,823 INFO L933 BasicCegarLoop]: 1083 mSDtfsCounter, 1302 mSDsluCounter, 7844 mSDsCounter, 0 mSdLazyCounter, 5330 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1302 SdHoareTripleChecker+Valid, 8925 SdHoareTripleChecker+Invalid, 5455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 5330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:02,823 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1302 Valid, 8925 Invalid, 5455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 5330 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:10:02,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23086 states. [2022-03-01 17:10:03,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23086 to 12393. [2022-03-01 17:10:03,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12393 states, 12314 states have (on average 2.0006496670456393) internal successors, (24636), 12392 states have internal predecessors, (24636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:03,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12393 states to 12393 states and 24636 transitions. [2022-03-01 17:10:03,050 INFO L78 Accepts]: Start accepts. Automaton has 12393 states and 24636 transitions. Word has length 104 [2022-03-01 17:10:03,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:03,050 INFO L470 AbstractCegarLoop]: Abstraction has 12393 states and 24636 transitions. [2022-03-01 17:10:03,050 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:03,050 INFO L276 IsEmpty]: Start isEmpty. Operand 12393 states and 24636 transitions. [2022-03-01 17:10:03,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:03,051 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:03,051 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:03,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2022-03-01 17:10:03,051 INFO L402 AbstractCegarLoop]: === Iteration 219 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:03,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:03,052 INFO L85 PathProgramCache]: Analyzing trace with hash 1361313873, now seen corresponding path program 92 times [2022-03-01 17:10:03,052 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:03,052 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776147486] [2022-03-01 17:10:03,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:03,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:03,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:03,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:10:03,213 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:03,213 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776147486] [2022-03-01 17:10:03,214 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776147486] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:03,214 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:03,214 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:03,214 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594965596] [2022-03-01 17:10:03,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:03,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:03,214 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:03,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:03,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:03,214 INFO L87 Difference]: Start difference. First operand 12393 states and 24636 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:04,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:04,813 INFO L93 Difference]: Finished difference Result 33410 states and 66431 transitions. [2022-03-01 17:10:04,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:10:04,814 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:04,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:04,870 INFO L225 Difference]: With dead ends: 33410 [2022-03-01 17:10:04,871 INFO L226 Difference]: Without dead ends: 33410 [2022-03-01 17:10:04,871 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 369 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=331, Invalid=1309, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 17:10:04,871 INFO L933 BasicCegarLoop]: 949 mSDtfsCounter, 1195 mSDsluCounter, 5775 mSDsCounter, 0 mSdLazyCounter, 3544 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1195 SdHoareTripleChecker+Valid, 6723 SdHoareTripleChecker+Invalid, 3632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 3544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:04,871 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1195 Valid, 6723 Invalid, 3632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 3544 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 17:10:04,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33410 states. [2022-03-01 17:10:05,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33410 to 12535. [2022-03-01 17:10:05,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12535 states, 12456 states have (on average 2.0006422607578678) internal successors, (24920), 12534 states have internal predecessors, (24920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:05,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12535 states to 12535 states and 24920 transitions. [2022-03-01 17:10:05,169 INFO L78 Accepts]: Start accepts. Automaton has 12535 states and 24920 transitions. Word has length 104 [2022-03-01 17:10:05,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:05,169 INFO L470 AbstractCegarLoop]: Abstraction has 12535 states and 24920 transitions. [2022-03-01 17:10:05,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:05,169 INFO L276 IsEmpty]: Start isEmpty. Operand 12535 states and 24920 transitions. [2022-03-01 17:10:05,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:05,170 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:05,170 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:05,171 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218 [2022-03-01 17:10:05,171 INFO L402 AbstractCegarLoop]: === Iteration 220 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:05,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:05,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1901408757, now seen corresponding path program 93 times [2022-03-01 17:10:05,171 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:05,171 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426289724] [2022-03-01 17:10:05,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:05,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:05,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:05,296 INFO 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 17:10:05,296 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:05,296 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426289724] [2022-03-01 17:10:05,297 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426289724] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:05,297 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:05,297 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:05,297 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363756901] [2022-03-01 17:10:05,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:05,297 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:05,299 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:05,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:05,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:05,299 INFO L87 Difference]: Start difference. First operand 12535 states and 24920 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:06,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:06,950 INFO L93 Difference]: Finished difference Result 33404 states and 66423 transitions. [2022-03-01 17:10:06,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-01 17:10:06,950 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:06,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:07,001 INFO L225 Difference]: With dead ends: 33404 [2022-03-01 17:10:07,002 INFO L226 Difference]: Without dead ends: 33404 [2022-03-01 17:10:07,002 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 417 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=352, Invalid=1454, Unknown=0, NotChecked=0, Total=1806 [2022-03-01 17:10:07,002 INFO L933 BasicCegarLoop]: 946 mSDtfsCounter, 1235 mSDsluCounter, 6539 mSDsCounter, 0 mSdLazyCounter, 4394 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 7484 SdHoareTripleChecker+Invalid, 4496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 4394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:07,002 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 7484 Invalid, 4496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 4394 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 17:10:07,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33404 states. [2022-03-01 17:10:07,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33404 to 12549. [2022-03-01 17:10:07,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12549 states, 12470 states have (on average 2.000721732157177) internal successors, (24949), 12548 states have internal predecessors, (24949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:07,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12549 states to 12549 states and 24949 transitions. [2022-03-01 17:10:07,306 INFO L78 Accepts]: Start accepts. Automaton has 12549 states and 24949 transitions. Word has length 104 [2022-03-01 17:10:07,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:07,306 INFO L470 AbstractCegarLoop]: Abstraction has 12549 states and 24949 transitions. [2022-03-01 17:10:07,306 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:07,306 INFO L276 IsEmpty]: Start isEmpty. Operand 12549 states and 24949 transitions. [2022-03-01 17:10:07,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:07,307 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:07,307 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:07,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219 [2022-03-01 17:10:07,307 INFO L402 AbstractCegarLoop]: === Iteration 221 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:07,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:07,308 INFO L85 PathProgramCache]: Analyzing trace with hash -710681519, now seen corresponding path program 94 times [2022-03-01 17:10:07,308 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:07,308 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292641424] [2022-03-01 17:10:07,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:07,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:07,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:07,432 INFO 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 17:10:07,432 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:07,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292641424] [2022-03-01 17:10:07,432 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292641424] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:07,432 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:07,432 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:07,432 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021142045] [2022-03-01 17:10:07,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:07,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:07,433 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:07,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:07,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:07,433 INFO L87 Difference]: Start difference. First operand 12549 states and 24949 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:09,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:09,432 INFO L93 Difference]: Finished difference Result 33579 states and 66773 transitions. [2022-03-01 17:10:09,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-01 17:10:09,432 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:09,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:09,492 INFO L225 Difference]: With dead ends: 33579 [2022-03-01 17:10:09,492 INFO L226 Difference]: Without dead ends: 33579 [2022-03-01 17:10:09,492 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 393 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=319, Invalid=1403, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 17:10:09,493 INFO L933 BasicCegarLoop]: 970 mSDtfsCounter, 1129 mSDsluCounter, 7196 mSDsCounter, 0 mSdLazyCounter, 5391 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1129 SdHoareTripleChecker+Valid, 8165 SdHoareTripleChecker+Invalid, 5489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 5391 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:09,493 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1129 Valid, 8165 Invalid, 5489 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 5391 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:10:09,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33579 states. [2022-03-01 17:10:09,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33579 to 12563. [2022-03-01 17:10:09,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12563 states, 12484 states have (on average 2.0008010253124) internal successors, (24978), 12562 states have internal predecessors, (24978), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:09,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12563 states to 12563 states and 24978 transitions. [2022-03-01 17:10:09,795 INFO L78 Accepts]: Start accepts. Automaton has 12563 states and 24978 transitions. Word has length 104 [2022-03-01 17:10:09,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:09,796 INFO L470 AbstractCegarLoop]: Abstraction has 12563 states and 24978 transitions. [2022-03-01 17:10:09,796 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:09,796 INFO L276 IsEmpty]: Start isEmpty. Operand 12563 states and 24978 transitions. [2022-03-01 17:10:09,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:09,797 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:09,797 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:09,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220 [2022-03-01 17:10:09,797 INFO L402 AbstractCegarLoop]: === Iteration 222 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:09,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:09,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1331166799, now seen corresponding path program 95 times [2022-03-01 17:10:09,797 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:09,797 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943561012] [2022-03-01 17:10:09,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:09,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:09,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:09,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:10:09,930 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:09,930 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943561012] [2022-03-01 17:10:09,930 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943561012] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:09,930 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:09,930 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:09,930 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43561283] [2022-03-01 17:10:09,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:09,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:09,930 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:09,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:09,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:09,931 INFO L87 Difference]: Start difference. First operand 12563 states and 24978 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:12,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:12,324 INFO L93 Difference]: Finished difference Result 33494 states and 66603 transitions. [2022-03-01 17:10:12,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-01 17:10:12,325 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:12,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:12,379 INFO L225 Difference]: With dead ends: 33494 [2022-03-01 17:10:12,379 INFO L226 Difference]: Without dead ends: 33494 [2022-03-01 17:10:12,379 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 392 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=320, Invalid=1402, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 17:10:12,379 INFO L933 BasicCegarLoop]: 975 mSDtfsCounter, 1116 mSDsluCounter, 6904 mSDsCounter, 0 mSdLazyCounter, 5029 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1116 SdHoareTripleChecker+Valid, 7878 SdHoareTripleChecker+Invalid, 5119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 5029 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:12,380 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1116 Valid, 7878 Invalid, 5119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 5029 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:10:12,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33494 states. [2022-03-01 17:10:12,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33494 to 12563. [2022-03-01 17:10:12,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12563 states, 12484 states have (on average 2.0008010253124) internal successors, (24978), 12562 states have internal predecessors, (24978), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:12,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12563 states to 12563 states and 24978 transitions. [2022-03-01 17:10:12,676 INFO L78 Accepts]: Start accepts. Automaton has 12563 states and 24978 transitions. Word has length 104 [2022-03-01 17:10:12,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:12,676 INFO L470 AbstractCegarLoop]: Abstraction has 12563 states and 24978 transitions. [2022-03-01 17:10:12,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:12,676 INFO L276 IsEmpty]: Start isEmpty. Operand 12563 states and 24978 transitions. [2022-03-01 17:10:12,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:12,677 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:12,677 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:10:12,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable221 [2022-03-01 17:10:12,678 INFO L402 AbstractCegarLoop]: === Iteration 223 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:12,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:12,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1699812743, now seen corresponding path program 96 times [2022-03-01 17:10:12,678 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:12,678 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581568551] [2022-03-01 17:10:12,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:12,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:12,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:12,815 INFO 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 17:10:12,815 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:12,815 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581568551] [2022-03-01 17:10:12,815 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581568551] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:12,815 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:12,815 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:12,815 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018638561] [2022-03-01 17:10:12,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:12,816 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:12,816 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:12,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:12,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:12,816 INFO L87 Difference]: Start difference. First operand 12563 states and 24978 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:16,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:16,860 INFO L93 Difference]: Finished difference Result 33918 states and 67443 transitions. [2022-03-01 17:10:16,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-01 17:10:16,860 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:16,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:16,911 INFO L225 Difference]: With dead ends: 33918 [2022-03-01 17:10:16,912 INFO L226 Difference]: Without dead ends: 33918 [2022-03-01 17:10:16,912 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 861 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=661, Invalid=2761, Unknown=0, NotChecked=0, Total=3422 [2022-03-01 17:10:16,912 INFO L933 BasicCegarLoop]: 1244 mSDtfsCounter, 1197 mSDsluCounter, 10039 mSDsCounter, 0 mSdLazyCounter, 9662 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1197 SdHoareTripleChecker+Valid, 11280 SdHoareTripleChecker+Invalid, 9785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 9662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:16,912 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1197 Valid, 11280 Invalid, 9785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 9662 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-03-01 17:10:16,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33918 states. [2022-03-01 17:10:17,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33918 to 12577. [2022-03-01 17:10:17,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12577 states, 12498 states have (on average 2.0008801408225314) internal successors, (25007), 12576 states have internal predecessors, (25007), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:17,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12577 states to 12577 states and 25007 transitions. [2022-03-01 17:10:17,189 INFO L78 Accepts]: Start accepts. Automaton has 12577 states and 25007 transitions. Word has length 104 [2022-03-01 17:10:17,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:17,189 INFO L470 AbstractCegarLoop]: Abstraction has 12577 states and 25007 transitions. [2022-03-01 17:10:17,189 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:17,190 INFO L276 IsEmpty]: Start isEmpty. Operand 12577 states and 25007 transitions. [2022-03-01 17:10:17,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:17,191 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:17,191 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:17,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable222 [2022-03-01 17:10:17,191 INFO L402 AbstractCegarLoop]: === Iteration 224 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:17,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:17,191 INFO L85 PathProgramCache]: Analyzing trace with hash -388166037, now seen corresponding path program 122 times [2022-03-01 17:10:17,191 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:17,191 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500824092] [2022-03-01 17:10:17,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:17,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:17,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:17,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:10:17,340 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:17,340 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500824092] [2022-03-01 17:10:17,340 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500824092] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:17,340 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:17,340 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:17,340 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594110104] [2022-03-01 17:10:17,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:17,340 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:17,340 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:17,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:17,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:17,341 INFO L87 Difference]: Start difference. First operand 12577 states and 25007 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:19,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:19,511 INFO L93 Difference]: Finished difference Result 43444 states and 86392 transitions. [2022-03-01 17:10:19,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 17:10:19,512 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:19,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:19,586 INFO L225 Difference]: With dead ends: 43444 [2022-03-01 17:10:19,586 INFO L226 Difference]: Without dead ends: 43444 [2022-03-01 17:10:19,587 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 228 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=204, Invalid=986, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:10:19,587 INFO L933 BasicCegarLoop]: 1152 mSDtfsCounter, 1701 mSDsluCounter, 8312 mSDsCounter, 0 mSdLazyCounter, 4452 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1701 SdHoareTripleChecker+Valid, 9464 SdHoareTripleChecker+Invalid, 4512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 4452 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:19,587 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1701 Valid, 9464 Invalid, 4512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 4452 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 17:10:19,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43444 states. [2022-03-01 17:10:19,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43444 to 12609. [2022-03-01 17:10:19,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12609 states, 12530 states have (on average 2.0009577015163607) internal successors, (25072), 12608 states have internal predecessors, (25072), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:19,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12609 states to 12609 states and 25072 transitions. [2022-03-01 17:10:19,921 INFO L78 Accepts]: Start accepts. Automaton has 12609 states and 25072 transitions. Word has length 104 [2022-03-01 17:10:19,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:19,921 INFO L470 AbstractCegarLoop]: Abstraction has 12609 states and 25072 transitions. [2022-03-01 17:10:19,921 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:19,922 INFO L276 IsEmpty]: Start isEmpty. Operand 12609 states and 25072 transitions. [2022-03-01 17:10:19,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:19,923 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:19,923 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:19,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable223 [2022-03-01 17:10:19,923 INFO L402 AbstractCegarLoop]: === Iteration 225 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:19,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:19,923 INFO L85 PathProgramCache]: Analyzing trace with hash 464994319, now seen corresponding path program 97 times [2022-03-01 17:10:19,923 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:19,923 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739131150] [2022-03-01 17:10:19,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:19,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:19,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:20,053 INFO 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 17:10:20,054 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:20,054 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739131150] [2022-03-01 17:10:20,054 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739131150] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:20,054 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:20,054 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:20,054 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695147649] [2022-03-01 17:10:20,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:20,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:20,054 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:20,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:20,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:20,054 INFO L87 Difference]: Start difference. First operand 12609 states and 25072 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:23,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:23,726 INFO L93 Difference]: Finished difference Result 43564 states and 86620 transitions. [2022-03-01 17:10:23,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 17:10:23,727 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:23,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:23,795 INFO L225 Difference]: With dead ends: 43564 [2022-03-01 17:10:23,795 INFO L226 Difference]: Without dead ends: 43564 [2022-03-01 17:10:23,796 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 956 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=673, Invalid=2987, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 17:10:23,796 INFO L933 BasicCegarLoop]: 1403 mSDtfsCounter, 1581 mSDsluCounter, 10282 mSDsCounter, 0 mSdLazyCounter, 7757 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 11683 SdHoareTripleChecker+Invalid, 7917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 7757 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:23,796 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1581 Valid, 11683 Invalid, 7917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 7757 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-01 17:10:23,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43564 states. [2022-03-01 17:10:24,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43564 to 12501. [2022-03-01 17:10:24,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12501 states, 12422 states have (on average 2.0006440186765415) internal successors, (24852), 12500 states have internal predecessors, (24852), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:24,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12501 states to 12501 states and 24852 transitions. [2022-03-01 17:10:24,128 INFO L78 Accepts]: Start accepts. Automaton has 12501 states and 24852 transitions. Word has length 104 [2022-03-01 17:10:24,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:24,128 INFO L470 AbstractCegarLoop]: Abstraction has 12501 states and 24852 transitions. [2022-03-01 17:10:24,128 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:24,128 INFO L276 IsEmpty]: Start isEmpty. Operand 12501 states and 24852 transitions. [2022-03-01 17:10:24,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:24,129 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:24,129 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:24,129 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224 [2022-03-01 17:10:24,129 INFO L402 AbstractCegarLoop]: === Iteration 226 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:24,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:24,129 INFO L85 PathProgramCache]: Analyzing trace with hash 245439555, now seen corresponding path program 123 times [2022-03-01 17:10:24,129 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:24,130 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921675433] [2022-03-01 17:10:24,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:24,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:24,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:24,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:10:24,285 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:24,285 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921675433] [2022-03-01 17:10:24,285 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921675433] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:24,285 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:24,285 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:24,285 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665329159] [2022-03-01 17:10:24,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:24,286 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:24,286 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:24,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:24,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:24,286 INFO L87 Difference]: Start difference. First operand 12501 states and 24852 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:26,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:26,520 INFO L93 Difference]: Finished difference Result 23670 states and 47072 transitions. [2022-03-01 17:10:26,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 17:10:26,521 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:26,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:26,552 INFO L225 Difference]: With dead ends: 23670 [2022-03-01 17:10:26,553 INFO L226 Difference]: Without dead ends: 23670 [2022-03-01 17:10:26,553 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=761, Unknown=0, NotChecked=0, Total=930 [2022-03-01 17:10:26,553 INFO L933 BasicCegarLoop]: 1062 mSDtfsCounter, 1318 mSDsluCounter, 7894 mSDsCounter, 0 mSdLazyCounter, 4693 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1318 SdHoareTripleChecker+Valid, 8956 SdHoareTripleChecker+Invalid, 4755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 4693 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:26,553 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1318 Valid, 8956 Invalid, 4755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 4693 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:10:26,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23670 states. [2022-03-01 17:10:26,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23670 to 12521. [2022-03-01 17:10:26,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12521 states, 12442 states have (on average 2.0007233563735736) internal successors, (24893), 12520 states have internal predecessors, (24893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:26,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12521 states to 12521 states and 24893 transitions. [2022-03-01 17:10:26,758 INFO L78 Accepts]: Start accepts. Automaton has 12521 states and 24893 transitions. Word has length 104 [2022-03-01 17:10:26,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:26,758 INFO L470 AbstractCegarLoop]: Abstraction has 12521 states and 24893 transitions. [2022-03-01 17:10:26,758 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:26,759 INFO L276 IsEmpty]: Start isEmpty. Operand 12521 states and 24893 transitions. [2022-03-01 17:10:26,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:26,760 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:26,760 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:26,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225 [2022-03-01 17:10:26,760 INFO L402 AbstractCegarLoop]: === Iteration 227 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:26,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:26,760 INFO L85 PathProgramCache]: Analyzing trace with hash 330268227, now seen corresponding path program 124 times [2022-03-01 17:10:26,760 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:26,760 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995031513] [2022-03-01 17:10:26,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:26,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:26,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:26,911 INFO 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 17:10:26,911 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:26,911 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995031513] [2022-03-01 17:10:26,911 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995031513] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:26,911 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:26,911 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:26,911 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663396102] [2022-03-01 17:10:26,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:26,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:26,911 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:26,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:26,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:26,912 INFO L87 Difference]: Start difference. First operand 12521 states and 24893 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:28,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:28,765 INFO L93 Difference]: Finished difference Result 23771 states and 47274 transitions. [2022-03-01 17:10:28,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 17:10:28,766 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:28,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:28,793 INFO L225 Difference]: With dead ends: 23771 [2022-03-01 17:10:28,793 INFO L226 Difference]: Without dead ends: 23771 [2022-03-01 17:10:28,793 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=166, Invalid=764, Unknown=0, NotChecked=0, Total=930 [2022-03-01 17:10:28,793 INFO L933 BasicCegarLoop]: 1045 mSDtfsCounter, 1229 mSDsluCounter, 6820 mSDsCounter, 0 mSdLazyCounter, 3734 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1229 SdHoareTripleChecker+Valid, 7865 SdHoareTripleChecker+Invalid, 3798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 3734 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:28,793 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1229 Valid, 7865 Invalid, 3798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 3734 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:10:28,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23771 states. [2022-03-01 17:10:28,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23771 to 12533. [2022-03-01 17:10:28,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12533 states, 12454 states have (on average 2.000802954873936) internal successors, (24918), 12532 states have internal predecessors, (24918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:29,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12533 states to 12533 states and 24918 transitions. [2022-03-01 17:10:29,009 INFO L78 Accepts]: Start accepts. Automaton has 12533 states and 24918 transitions. Word has length 104 [2022-03-01 17:10:29,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:29,009 INFO L470 AbstractCegarLoop]: Abstraction has 12533 states and 24918 transitions. [2022-03-01 17:10:29,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:29,009 INFO L276 IsEmpty]: Start isEmpty. Operand 12533 states and 24918 transitions. [2022-03-01 17:10:29,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:29,010 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:29,010 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:10:29,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable226 [2022-03-01 17:10:29,010 INFO L402 AbstractCegarLoop]: === Iteration 228 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:29,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:29,011 INFO L85 PathProgramCache]: Analyzing trace with hash -590307739, now seen corresponding path program 125 times [2022-03-01 17:10:29,011 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:29,011 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52367811] [2022-03-01 17:10:29,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:29,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:29,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:29,159 INFO 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 17:10:29,160 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:29,160 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52367811] [2022-03-01 17:10:29,160 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52367811] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:29,160 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:29,160 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:29,160 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263645945] [2022-03-01 17:10:29,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:29,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:29,160 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:29,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:29,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:29,161 INFO L87 Difference]: Start difference. First operand 12533 states and 24918 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:31,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:31,241 INFO L93 Difference]: Finished difference Result 23845 states and 47422 transitions. [2022-03-01 17:10:31,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 17:10:31,241 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:31,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:31,273 INFO L225 Difference]: With dead ends: 23845 [2022-03-01 17:10:31,274 INFO L226 Difference]: Without dead ends: 23845 [2022-03-01 17:10:31,274 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=165, Invalid=765, Unknown=0, NotChecked=0, Total=930 [2022-03-01 17:10:31,274 INFO L933 BasicCegarLoop]: 1010 mSDtfsCounter, 1178 mSDsluCounter, 7611 mSDsCounter, 0 mSdLazyCounter, 4494 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1178 SdHoareTripleChecker+Valid, 8621 SdHoareTripleChecker+Invalid, 4568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 4494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:31,274 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1178 Valid, 8621 Invalid, 4568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 4494 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 17:10:31,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23845 states. [2022-03-01 17:10:31,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23845 to 12545. [2022-03-01 17:10:31,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12545 states, 12466 states have (on average 2.000882400128349) internal successors, (24943), 12544 states have internal predecessors, (24943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:31,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12545 states to 12545 states and 24943 transitions. [2022-03-01 17:10:31,485 INFO L78 Accepts]: Start accepts. Automaton has 12545 states and 24943 transitions. Word has length 104 [2022-03-01 17:10:31,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:31,485 INFO L470 AbstractCegarLoop]: Abstraction has 12545 states and 24943 transitions. [2022-03-01 17:10:31,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:31,485 INFO L276 IsEmpty]: Start isEmpty. Operand 12545 states and 24943 transitions. [2022-03-01 17:10:31,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:31,486 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:31,486 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:31,486 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227 [2022-03-01 17:10:31,487 INFO L402 AbstractCegarLoop]: === Iteration 229 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:31,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:31,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1747417951, now seen corresponding path program 126 times [2022-03-01 17:10:31,487 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:31,487 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107813439] [2022-03-01 17:10:31,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:31,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:31,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:31,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:10:31,634 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:31,634 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107813439] [2022-03-01 17:10:31,634 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107813439] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:31,634 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:31,634 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:31,634 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276103772] [2022-03-01 17:10:31,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:31,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:31,635 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:31,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:31,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:31,635 INFO L87 Difference]: Start difference. First operand 12545 states and 24943 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:33,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:33,794 INFO L93 Difference]: Finished difference Result 33422 states and 66462 transitions. [2022-03-01 17:10:33,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 17:10:33,794 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:33,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:33,846 INFO L225 Difference]: With dead ends: 33422 [2022-03-01 17:10:33,846 INFO L226 Difference]: Without dead ends: 33422 [2022-03-01 17:10:33,846 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=166, Invalid=764, Unknown=0, NotChecked=0, Total=930 [2022-03-01 17:10:33,846 INFO L933 BasicCegarLoop]: 1162 mSDtfsCounter, 1519 mSDsluCounter, 8222 mSDsCounter, 0 mSdLazyCounter, 4375 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1519 SdHoareTripleChecker+Valid, 9384 SdHoareTripleChecker+Invalid, 4426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 4375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:33,846 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1519 Valid, 9384 Invalid, 4426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 4375 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:10:33,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33422 states. [2022-03-01 17:10:34,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33422 to 12581. [2022-03-01 17:10:34,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12581 states, 12502 states have (on average 2.000959846424572) internal successors, (25016), 12580 states have internal predecessors, (25016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:34,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12581 states to 12581 states and 25016 transitions. [2022-03-01 17:10:34,212 INFO L78 Accepts]: Start accepts. Automaton has 12581 states and 25016 transitions. Word has length 104 [2022-03-01 17:10:34,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:34,212 INFO L470 AbstractCegarLoop]: Abstraction has 12581 states and 25016 transitions. [2022-03-01 17:10:34,212 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:34,212 INFO L276 IsEmpty]: Start isEmpty. Operand 12581 states and 25016 transitions. [2022-03-01 17:10:34,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:34,213 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:34,213 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:34,213 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable228 [2022-03-01 17:10:34,213 INFO L402 AbstractCegarLoop]: === Iteration 230 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:34,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:34,213 INFO L85 PathProgramCache]: Analyzing trace with hash -1105137137, now seen corresponding path program 98 times [2022-03-01 17:10:34,213 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:34,213 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585268280] [2022-03-01 17:10:34,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:34,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:34,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:34,328 INFO 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 17:10:34,328 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:34,328 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585268280] [2022-03-01 17:10:34,328 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585268280] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:34,328 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:34,328 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:34,328 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597164252] [2022-03-01 17:10:34,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:34,328 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:34,328 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:34,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:34,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:34,329 INFO L87 Difference]: Start difference. First operand 12581 states and 25016 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:36,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:36,742 INFO L93 Difference]: Finished difference Result 33525 states and 66653 transitions. [2022-03-01 17:10:36,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-01 17:10:36,742 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:36,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:36,793 INFO L225 Difference]: With dead ends: 33525 [2022-03-01 17:10:36,794 INFO L226 Difference]: Without dead ends: 33525 [2022-03-01 17:10:36,794 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 672 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=505, Invalid=2357, Unknown=0, NotChecked=0, Total=2862 [2022-03-01 17:10:36,794 INFO L933 BasicCegarLoop]: 1384 mSDtfsCounter, 1402 mSDsluCounter, 9291 mSDsCounter, 0 mSdLazyCounter, 6149 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1402 SdHoareTripleChecker+Valid, 10674 SdHoareTripleChecker+Invalid, 6235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 6149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:36,794 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1402 Valid, 10674 Invalid, 6235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 6149 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:10:36,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33525 states. [2022-03-01 17:10:37,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33525 to 12471. [2022-03-01 17:10:37,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12471 states, 12392 states have (on average 2.000645577792124) internal successors, (24792), 12470 states have internal predecessors, (24792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:37,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12471 states to 12471 states and 24792 transitions. [2022-03-01 17:10:37,075 INFO L78 Accepts]: Start accepts. Automaton has 12471 states and 24792 transitions. Word has length 104 [2022-03-01 17:10:37,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:37,075 INFO L470 AbstractCegarLoop]: Abstraction has 12471 states and 24792 transitions. [2022-03-01 17:10:37,075 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:37,075 INFO L276 IsEmpty]: Start isEmpty. Operand 12471 states and 24792 transitions. [2022-03-01 17:10:37,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:37,077 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:37,077 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:37,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable229 [2022-03-01 17:10:37,077 INFO L402 AbstractCegarLoop]: === Iteration 231 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:37,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:37,077 INFO L85 PathProgramCache]: Analyzing trace with hash -423818147, now seen corresponding path program 127 times [2022-03-01 17:10:37,077 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:37,077 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303326696] [2022-03-01 17:10:37,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:37,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:37,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:37,302 INFO 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 17:10:37,303 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:37,303 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303326696] [2022-03-01 17:10:37,303 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303326696] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:37,303 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:37,303 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:37,303 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984198129] [2022-03-01 17:10:37,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:37,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:37,303 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:37,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:37,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:37,304 INFO L87 Difference]: Start difference. First operand 12471 states and 24792 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:39,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:39,538 INFO L93 Difference]: Finished difference Result 42598 states and 84700 transitions. [2022-03-01 17:10:39,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 17:10:39,538 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:39,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:39,606 INFO L225 Difference]: With dead ends: 42598 [2022-03-01 17:10:39,606 INFO L226 Difference]: Without dead ends: 42598 [2022-03-01 17:10:39,607 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=174, Invalid=818, Unknown=0, NotChecked=0, Total=992 [2022-03-01 17:10:39,607 INFO L933 BasicCegarLoop]: 1230 mSDtfsCounter, 1524 mSDsluCounter, 8619 mSDsCounter, 0 mSdLazyCounter, 4548 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1524 SdHoareTripleChecker+Valid, 9849 SdHoareTripleChecker+Invalid, 4600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 4548 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:39,607 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1524 Valid, 9849 Invalid, 4600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 4548 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:10:39,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42598 states. [2022-03-01 17:10:39,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42598 to 12527. [2022-03-01 17:10:39,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12527 states, 12448 states have (on average 2.000964010282776) internal successors, (24908), 12526 states have internal predecessors, (24908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:39,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12527 states to 12527 states and 24908 transitions. [2022-03-01 17:10:39,990 INFO L78 Accepts]: Start accepts. Automaton has 12527 states and 24908 transitions. Word has length 104 [2022-03-01 17:10:39,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:39,990 INFO L470 AbstractCegarLoop]: Abstraction has 12527 states and 24908 transitions. [2022-03-01 17:10:39,991 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:39,991 INFO L276 IsEmpty]: Start isEmpty. Operand 12527 states and 24908 transitions. [2022-03-01 17:10:39,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:39,992 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:39,992 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:39,992 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230 [2022-03-01 17:10:39,992 INFO L402 AbstractCegarLoop]: === Iteration 232 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:39,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:39,992 INFO L85 PathProgramCache]: Analyzing trace with hash 218462667, now seen corresponding path program 99 times [2022-03-01 17:10:39,992 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:39,992 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20273054] [2022-03-01 17:10:39,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:39,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:40,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:40,110 INFO 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 17:10:40,110 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:40,110 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20273054] [2022-03-01 17:10:40,111 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20273054] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:40,111 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:40,111 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:40,111 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226346921] [2022-03-01 17:10:40,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:40,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:40,111 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:40,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:40,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:40,111 INFO L87 Difference]: Start difference. First operand 12527 states and 24908 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:43,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:43,423 INFO L93 Difference]: Finished difference Result 42993 states and 85470 transitions. [2022-03-01 17:10:43,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-01 17:10:43,424 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:43,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:43,491 INFO L225 Difference]: With dead ends: 42993 [2022-03-01 17:10:43,492 INFO L226 Difference]: Without dead ends: 42993 [2022-03-01 17:10:43,492 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 672 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=505, Invalid=2357, Unknown=0, NotChecked=0, Total=2862 [2022-03-01 17:10:43,492 INFO L933 BasicCegarLoop]: 1602 mSDtfsCounter, 1396 mSDsluCounter, 10920 mSDsCounter, 0 mSdLazyCounter, 8553 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1396 SdHoareTripleChecker+Valid, 12520 SdHoareTripleChecker+Invalid, 8637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 8553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:43,492 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1396 Valid, 12520 Invalid, 8637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 8553 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-01 17:10:43,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42993 states. [2022-03-01 17:10:43,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42993 to 12391. [2022-03-01 17:10:43,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12391 states, 12312 states have (on average 2.0006497725795973) internal successors, (24632), 12390 states have internal predecessors, (24632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:43,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12391 states to 12391 states and 24632 transitions. [2022-03-01 17:10:43,823 INFO L78 Accepts]: Start accepts. Automaton has 12391 states and 24632 transitions. Word has length 104 [2022-03-01 17:10:43,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:43,823 INFO L470 AbstractCegarLoop]: Abstraction has 12391 states and 24632 transitions. [2022-03-01 17:10:43,823 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:43,823 INFO L276 IsEmpty]: Start isEmpty. Operand 12391 states and 24632 transitions. [2022-03-01 17:10:43,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:43,824 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:43,824 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:43,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable231 [2022-03-01 17:10:43,825 INFO L402 AbstractCegarLoop]: === Iteration 233 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:43,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:43,825 INFO L85 PathProgramCache]: Analyzing trace with hash -1409146065, now seen corresponding path program 100 times [2022-03-01 17:10:43,825 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:43,825 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103511000] [2022-03-01 17:10:43,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:43,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:43,967 INFO 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 17:10:43,967 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:43,967 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103511000] [2022-03-01 17:10:43,968 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103511000] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:43,968 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:43,968 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:43,968 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523077576] [2022-03-01 17:10:43,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:43,968 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:43,968 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:43,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:43,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:43,968 INFO L87 Difference]: Start difference. First operand 12391 states and 24632 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:45,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:45,335 INFO L93 Difference]: Finished difference Result 30373 states and 60389 transitions. [2022-03-01 17:10:45,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:10:45,335 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:45,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:45,383 INFO L225 Difference]: With dead ends: 30373 [2022-03-01 17:10:45,383 INFO L226 Difference]: Without dead ends: 30373 [2022-03-01 17:10:45,383 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 324 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=322, Invalid=1238, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 17:10:45,383 INFO L933 BasicCegarLoop]: 947 mSDtfsCounter, 1526 mSDsluCounter, 5868 mSDsCounter, 0 mSdLazyCounter, 3744 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1526 SdHoareTripleChecker+Valid, 6814 SdHoareTripleChecker+Invalid, 3852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 3744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:45,384 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1526 Valid, 6814 Invalid, 3852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 3744 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 17:10:45,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30373 states. [2022-03-01 17:10:45,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30373 to 12593. [2022-03-01 17:10:45,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12593 states, 12514 states have (on average 2.000639284001918) internal successors, (25036), 12592 states have internal predecessors, (25036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:45,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12593 states to 12593 states and 25036 transitions. [2022-03-01 17:10:45,663 INFO L78 Accepts]: Start accepts. Automaton has 12593 states and 25036 transitions. Word has length 104 [2022-03-01 17:10:45,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:45,663 INFO L470 AbstractCegarLoop]: Abstraction has 12593 states and 25036 transitions. [2022-03-01 17:10:45,663 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:45,663 INFO L276 IsEmpty]: Start isEmpty. Operand 12593 states and 25036 transitions. [2022-03-01 17:10:45,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:45,664 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:45,664 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:45,664 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable232 [2022-03-01 17:10:45,664 INFO L402 AbstractCegarLoop]: === Iteration 234 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:45,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:45,665 INFO L85 PathProgramCache]: Analyzing trace with hash -376901399, now seen corresponding path program 101 times [2022-03-01 17:10:45,665 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:45,665 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300903409] [2022-03-01 17:10:45,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:45,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:45,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:45,773 INFO 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 17:10:45,774 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:45,774 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300903409] [2022-03-01 17:10:45,774 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300903409] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:45,774 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:45,774 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:45,774 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701399718] [2022-03-01 17:10:45,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:45,774 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:45,774 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:45,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:45,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:45,775 INFO L87 Difference]: Start difference. First operand 12593 states and 25036 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:47,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:47,523 INFO L93 Difference]: Finished difference Result 30367 states and 60381 transitions. [2022-03-01 17:10:47,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:10:47,523 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:47,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:47,567 INFO L225 Difference]: With dead ends: 30367 [2022-03-01 17:10:47,567 INFO L226 Difference]: Without dead ends: 30367 [2022-03-01 17:10:47,568 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 370 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=349, Invalid=1373, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 17:10:47,568 INFO L933 BasicCegarLoop]: 944 mSDtfsCounter, 1494 mSDsluCounter, 6571 mSDsCounter, 0 mSdLazyCounter, 4852 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1494 SdHoareTripleChecker+Valid, 7514 SdHoareTripleChecker+Invalid, 4956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 4852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:47,568 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1494 Valid, 7514 Invalid, 4956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 4852 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:10:47,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30367 states. [2022-03-01 17:10:47,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30367 to 12607. [2022-03-01 17:10:47,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12607 states, 12528 states have (on average 2.0007183908045976) internal successors, (25065), 12606 states have internal predecessors, (25065), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:47,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12607 states to 12607 states and 25065 transitions. [2022-03-01 17:10:47,835 INFO L78 Accepts]: Start accepts. Automaton has 12607 states and 25065 transitions. Word has length 104 [2022-03-01 17:10:47,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:47,835 INFO L470 AbstractCegarLoop]: Abstraction has 12607 states and 25065 transitions. [2022-03-01 17:10:47,835 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:47,835 INFO L276 IsEmpty]: Start isEmpty. Operand 12607 states and 25065 transitions. [2022-03-01 17:10:47,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:47,837 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:47,837 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:47,837 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable233 [2022-03-01 17:10:47,837 INFO L402 AbstractCegarLoop]: === Iteration 235 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:47,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:47,837 INFO L85 PathProgramCache]: Analyzing trace with hash 813825839, now seen corresponding path program 102 times [2022-03-01 17:10:47,837 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:47,837 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615389669] [2022-03-01 17:10:47,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:47,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:47,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:47,986 INFO 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 17:10:47,987 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:47,987 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615389669] [2022-03-01 17:10:47,987 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615389669] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:47,987 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:47,987 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:47,987 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402830673] [2022-03-01 17:10:47,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:47,987 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:47,987 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:47,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:47,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:47,988 INFO L87 Difference]: Start difference. First operand 12607 states and 25065 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:50,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:50,313 INFO L93 Difference]: Finished difference Result 30542 states and 60731 transitions. [2022-03-01 17:10:50,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 17:10:50,314 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:50,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:50,362 INFO L225 Difference]: With dead ends: 30542 [2022-03-01 17:10:50,363 INFO L226 Difference]: Without dead ends: 30542 [2022-03-01 17:10:50,363 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 350 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=318, Invalid=1322, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 17:10:50,363 INFO L933 BasicCegarLoop]: 968 mSDtfsCounter, 1426 mSDsluCounter, 6460 mSDsCounter, 0 mSdLazyCounter, 4645 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1426 SdHoareTripleChecker+Valid, 7427 SdHoareTripleChecker+Invalid, 4755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 4645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:50,363 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1426 Valid, 7427 Invalid, 4755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 4645 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:10:50,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30542 states. [2022-03-01 17:10:50,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30542 to 12621. [2022-03-01 17:10:50,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12621 states, 12542 states have (on average 2.000797321001435) internal successors, (25094), 12620 states have internal predecessors, (25094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:50,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12621 states to 12621 states and 25094 transitions. [2022-03-01 17:10:50,653 INFO L78 Accepts]: Start accepts. Automaton has 12621 states and 25094 transitions. Word has length 104 [2022-03-01 17:10:50,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:50,653 INFO L470 AbstractCegarLoop]: Abstraction has 12621 states and 25094 transitions. [2022-03-01 17:10:50,653 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:50,653 INFO L276 IsEmpty]: Start isEmpty. Operand 12621 states and 25094 transitions. [2022-03-01 17:10:50,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:50,654 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:50,654 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:50,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable234 [2022-03-01 17:10:50,654 INFO L402 AbstractCegarLoop]: === Iteration 236 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:50,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:50,655 INFO L85 PathProgramCache]: Analyzing trace with hash -1439293139, now seen corresponding path program 103 times [2022-03-01 17:10:50,655 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:50,655 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462999459] [2022-03-01 17:10:50,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:50,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:50,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:50,800 INFO 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 17:10:50,800 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:50,800 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462999459] [2022-03-01 17:10:50,800 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462999459] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:50,800 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:50,800 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:50,800 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307232891] [2022-03-01 17:10:50,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:50,801 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:50,801 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:50,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:50,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:50,801 INFO L87 Difference]: Start difference. First operand 12621 states and 25094 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:53,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:53,360 INFO L93 Difference]: Finished difference Result 30457 states and 60561 transitions. [2022-03-01 17:10:53,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 17:10:53,361 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:53,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:53,407 INFO L225 Difference]: With dead ends: 30457 [2022-03-01 17:10:53,408 INFO L226 Difference]: Without dead ends: 30457 [2022-03-01 17:10:53,408 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 349 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=319, Invalid=1321, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 17:10:53,408 INFO L933 BasicCegarLoop]: 973 mSDtfsCounter, 1385 mSDsluCounter, 7122 mSDsCounter, 0 mSdLazyCounter, 5528 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1385 SdHoareTripleChecker+Valid, 8094 SdHoareTripleChecker+Invalid, 5620 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 5528 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:53,408 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1385 Valid, 8094 Invalid, 5620 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 5528 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 17:10:53,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30457 states. [2022-03-01 17:10:53,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30457 to 12621. [2022-03-01 17:10:53,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12621 states, 12542 states have (on average 2.000797321001435) internal successors, (25094), 12620 states have internal predecessors, (25094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:53,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12621 states to 12621 states and 25094 transitions. [2022-03-01 17:10:53,657 INFO L78 Accepts]: Start accepts. Automaton has 12621 states and 25094 transitions. Word has length 104 [2022-03-01 17:10:53,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:53,657 INFO L470 AbstractCegarLoop]: Abstraction has 12621 states and 25094 transitions. [2022-03-01 17:10:53,657 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:53,657 INFO L276 IsEmpty]: Start isEmpty. Operand 12621 states and 25094 transitions. [2022-03-01 17:10:53,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:53,658 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:53,658 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:53,658 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable235 [2022-03-01 17:10:53,658 INFO L402 AbstractCegarLoop]: === Iteration 237 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:53,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:53,659 INFO L85 PathProgramCache]: Analyzing trace with hash -1070647195, now seen corresponding path program 104 times [2022-03-01 17:10:53,659 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:53,659 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757354822] [2022-03-01 17:10:53,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:53,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:53,788 INFO 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 17:10:53,788 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:53,788 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757354822] [2022-03-01 17:10:53,788 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757354822] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:53,788 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:53,788 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:53,788 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205230533] [2022-03-01 17:10:53,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:53,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:53,788 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:53,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:53,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:53,789 INFO L87 Difference]: Start difference. First operand 12621 states and 25094 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:56,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:56,310 INFO L93 Difference]: Finished difference Result 30881 states and 61401 transitions. [2022-03-01 17:10:56,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 17:10:56,311 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:56,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:56,360 INFO L225 Difference]: With dead ends: 30881 [2022-03-01 17:10:56,360 INFO L226 Difference]: Without dead ends: 30881 [2022-03-01 17:10:56,360 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 792 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=646, Invalid=2660, Unknown=0, NotChecked=0, Total=3306 [2022-03-01 17:10:56,360 INFO L933 BasicCegarLoop]: 1242 mSDtfsCounter, 1480 mSDsluCounter, 7728 mSDsCounter, 0 mSdLazyCounter, 5821 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1480 SdHoareTripleChecker+Valid, 8969 SdHoareTripleChecker+Invalid, 5967 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 5821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:56,360 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1480 Valid, 8969 Invalid, 5967 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 5821 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:10:56,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30881 states. [2022-03-01 17:10:56,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30881 to 12635. [2022-03-01 17:10:56,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12635 states, 12556 states have (on average 2.0008760751831796) internal successors, (25123), 12634 states have internal predecessors, (25123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:56,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12635 states to 12635 states and 25123 transitions. [2022-03-01 17:10:56,645 INFO L78 Accepts]: Start accepts. Automaton has 12635 states and 25123 transitions. Word has length 104 [2022-03-01 17:10:56,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:56,645 INFO L470 AbstractCegarLoop]: Abstraction has 12635 states and 25123 transitions. [2022-03-01 17:10:56,645 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:56,645 INFO L276 IsEmpty]: Start isEmpty. Operand 12635 states and 25123 transitions. [2022-03-01 17:10:56,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:56,646 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:56,646 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:56,646 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable236 [2022-03-01 17:10:56,647 INFO L402 AbstractCegarLoop]: === Iteration 238 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:56,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:56,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1136341321, now seen corresponding path program 128 times [2022-03-01 17:10:56,647 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:56,647 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682891159] [2022-03-01 17:10:56,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:56,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:56,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:56,794 INFO 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 17:10:56,794 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:56,794 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682891159] [2022-03-01 17:10:56,794 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682891159] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:56,794 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:56,794 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:56,795 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356070775] [2022-03-01 17:10:56,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:56,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:56,795 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:56,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:56,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:56,795 INFO L87 Difference]: Start difference. First operand 12635 states and 25123 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:59,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:10:59,175 INFO L93 Difference]: Finished difference Result 40370 states and 80276 transitions. [2022-03-01 17:10:59,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:10:59,175 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:10:59,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:10:59,237 INFO L225 Difference]: With dead ends: 40370 [2022-03-01 17:10:59,237 INFO L226 Difference]: Without dead ends: 40370 [2022-03-01 17:10:59,238 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 390 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=320, Invalid=1402, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 17:10:59,238 INFO L933 BasicCegarLoop]: 1148 mSDtfsCounter, 2229 mSDsluCounter, 8087 mSDsCounter, 0 mSdLazyCounter, 4704 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2229 SdHoareTripleChecker+Valid, 9235 SdHoareTripleChecker+Invalid, 4762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 4704 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:10:59,238 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2229 Valid, 9235 Invalid, 4762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 4704 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:10:59,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40370 states. [2022-03-01 17:10:59,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40370 to 12667. [2022-03-01 17:10:59,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12667 states, 12588 states have (on average 2.0009532888465205) internal successors, (25188), 12666 states have internal predecessors, (25188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:10:59,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12667 states to 12667 states and 25188 transitions. [2022-03-01 17:10:59,553 INFO L78 Accepts]: Start accepts. Automaton has 12667 states and 25188 transitions. Word has length 104 [2022-03-01 17:10:59,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:10:59,553 INFO L470 AbstractCegarLoop]: Abstraction has 12667 states and 25188 transitions. [2022-03-01 17:10:59,553 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:10:59,553 INFO L276 IsEmpty]: Start isEmpty. Operand 12667 states and 25188 transitions. [2022-03-01 17:10:59,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:10:59,554 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:10:59,554 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:59,554 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable237 [2022-03-01 17:10:59,554 INFO L402 AbstractCegarLoop]: === Iteration 239 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:10:59,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:10:59,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1989501677, now seen corresponding path program 105 times [2022-03-01 17:10:59,555 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:10:59,555 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290483057] [2022-03-01 17:10:59,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:10:59,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:10:59,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:10:59,689 INFO 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 17:10:59,690 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:10:59,690 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290483057] [2022-03-01 17:10:59,690 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290483057] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:10:59,690 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:10:59,690 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:10:59,690 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220386644] [2022-03-01 17:10:59,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:10:59,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:10:59,690 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:10:59,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:10:59,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:10:59,690 INFO L87 Difference]: Start difference. First operand 12667 states and 25188 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:02,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:02,788 INFO L93 Difference]: Finished difference Result 40527 states and 80578 transitions. [2022-03-01 17:11:02,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 17:11:02,789 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:02,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:02,844 INFO L225 Difference]: With dead ends: 40527 [2022-03-01 17:11:02,844 INFO L226 Difference]: Without dead ends: 40527 [2022-03-01 17:11:02,844 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 993 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=693, Invalid=3089, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 17:11:02,844 INFO L933 BasicCegarLoop]: 1399 mSDtfsCounter, 2176 mSDsluCounter, 10788 mSDsCounter, 0 mSdLazyCounter, 8949 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2176 SdHoareTripleChecker+Valid, 12185 SdHoareTripleChecker+Invalid, 9093 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 8949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:02,844 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2176 Valid, 12185 Invalid, 9093 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 8949 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-01 17:11:02,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40527 states. [2022-03-01 17:11:03,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40527 to 12559. [2022-03-01 17:11:03,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12559 states, 12480 states have (on average 2.0006410256410256) internal successors, (24968), 12558 states have internal predecessors, (24968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:03,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12559 states to 12559 states and 24968 transitions. [2022-03-01 17:11:03,143 INFO L78 Accepts]: Start accepts. Automaton has 12559 states and 24968 transitions. Word has length 104 [2022-03-01 17:11:03,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:03,143 INFO L470 AbstractCegarLoop]: Abstraction has 12559 states and 24968 transitions. [2022-03-01 17:11:03,143 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:03,144 INFO L276 IsEmpty]: Start isEmpty. Operand 12559 states and 24968 transitions. [2022-03-01 17:11:03,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:03,145 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:03,145 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:11:03,145 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable238 [2022-03-01 17:11:03,152 INFO L402 AbstractCegarLoop]: === Iteration 240 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:03,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:03,152 INFO L85 PathProgramCache]: Analyzing trace with hash 1769946913, now seen corresponding path program 129 times [2022-03-01 17:11:03,152 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:03,152 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096912409] [2022-03-01 17:11:03,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:03,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:11:03,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:11:03,260 INFO 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 17:11:03,261 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:11:03,261 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096912409] [2022-03-01 17:11:03,261 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096912409] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:11:03,261 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:11:03,261 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:11:03,261 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654653283] [2022-03-01 17:11:03,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:11:03,261 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:11:03,261 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:11:03,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:11:03,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:11:03,262 INFO L87 Difference]: Start difference. First operand 12559 states and 24968 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:05,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:05,202 INFO L93 Difference]: Finished difference Result 40939 states and 81412 transitions. [2022-03-01 17:11:05,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 17:11:05,202 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:05,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:05,265 INFO L225 Difference]: With dead ends: 40939 [2022-03-01 17:11:05,265 INFO L226 Difference]: Without dead ends: 40939 [2022-03-01 17:11:05,266 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 345 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=295, Invalid=1265, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 17:11:05,266 INFO L933 BasicCegarLoop]: 1154 mSDtfsCounter, 1839 mSDsluCounter, 8601 mSDsCounter, 0 mSdLazyCounter, 5388 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1839 SdHoareTripleChecker+Valid, 9755 SdHoareTripleChecker+Invalid, 5452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 5388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:05,266 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1839 Valid, 9755 Invalid, 5452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 5388 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:11:05,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40939 states. [2022-03-01 17:11:05,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40939 to 12599. [2022-03-01 17:11:05,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12599 states, 12520 states have (on average 2.0007188498402555) internal successors, (25049), 12598 states have internal predecessors, (25049), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:05,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12599 states to 12599 states and 25049 transitions. [2022-03-01 17:11:05,579 INFO L78 Accepts]: Start accepts. Automaton has 12599 states and 25049 transitions. Word has length 104 [2022-03-01 17:11:05,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:05,579 INFO L470 AbstractCegarLoop]: Abstraction has 12599 states and 25049 transitions. [2022-03-01 17:11:05,579 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:05,579 INFO L276 IsEmpty]: Start isEmpty. Operand 12599 states and 25049 transitions. [2022-03-01 17:11:05,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:05,580 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:05,580 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:11:05,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable239 [2022-03-01 17:11:05,580 INFO L402 AbstractCegarLoop]: === Iteration 241 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:05,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:05,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1854775585, now seen corresponding path program 130 times [2022-03-01 17:11:05,581 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:05,581 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022715733] [2022-03-01 17:11:05,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:05,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:11:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:11:05,717 INFO 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 17:11:05,717 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:11:05,717 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022715733] [2022-03-01 17:11:05,717 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022715733] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:11:05,717 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:11:05,717 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:11:05,717 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760404977] [2022-03-01 17:11:05,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:11:05,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:11:05,718 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:11:05,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:11:05,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:11:05,718 INFO L87 Difference]: Start difference. First operand 12599 states and 25049 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:08,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:08,050 INFO L93 Difference]: Finished difference Result 41040 states and 81614 transitions. [2022-03-01 17:11:08,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:11:08,051 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:08,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:08,135 INFO L225 Difference]: With dead ends: 41040 [2022-03-01 17:11:08,135 INFO L226 Difference]: Without dead ends: 41040 [2022-03-01 17:11:08,136 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 327 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=274, Invalid=1208, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:11:08,136 INFO L933 BasicCegarLoop]: 1153 mSDtfsCounter, 1747 mSDsluCounter, 7506 mSDsCounter, 0 mSdLazyCounter, 4471 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1747 SdHoareTripleChecker+Valid, 8659 SdHoareTripleChecker+Invalid, 4538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 4471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:08,136 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1747 Valid, 8659 Invalid, 4538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 4471 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:11:08,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41040 states. [2022-03-01 17:11:08,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41040 to 12611. [2022-03-01 17:11:08,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12611 states, 12532 states have (on average 2.0007979572294925) internal successors, (25074), 12610 states have internal predecessors, (25074), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:08,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12611 states to 12611 states and 25074 transitions. [2022-03-01 17:11:08,527 INFO L78 Accepts]: Start accepts. Automaton has 12611 states and 25074 transitions. Word has length 104 [2022-03-01 17:11:08,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:08,527 INFO L470 AbstractCegarLoop]: Abstraction has 12611 states and 25074 transitions. [2022-03-01 17:11:08,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:08,527 INFO L276 IsEmpty]: Start isEmpty. Operand 12611 states and 25074 transitions. [2022-03-01 17:11:08,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:08,528 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:08,528 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:11:08,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240 [2022-03-01 17:11:08,529 INFO L402 AbstractCegarLoop]: === Iteration 242 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:08,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:08,529 INFO L85 PathProgramCache]: Analyzing trace with hash 934199619, now seen corresponding path program 131 times [2022-03-01 17:11:08,529 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:08,529 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606994525] [2022-03-01 17:11:08,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:08,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:11:08,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:11:08,671 INFO 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 17:11:08,671 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:11:08,672 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606994525] [2022-03-01 17:11:08,672 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606994525] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:11:08,672 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:11:08,672 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:11:08,672 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640104206] [2022-03-01 17:11:08,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:11:08,672 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:11:08,672 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:11:08,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:11:08,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:11:08,672 INFO L87 Difference]: Start difference. First operand 12611 states and 25074 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:10,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:10,932 INFO L93 Difference]: Finished difference Result 41114 states and 81762 transitions. [2022-03-01 17:11:10,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:11:10,933 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:10,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:11,005 INFO L225 Difference]: With dead ends: 41114 [2022-03-01 17:11:11,005 INFO L226 Difference]: Without dead ends: 41114 [2022-03-01 17:11:11,005 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=256, Invalid=1150, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:11:11,005 INFO L933 BasicCegarLoop]: 1118 mSDtfsCounter, 1696 mSDsluCounter, 7817 mSDsCounter, 0 mSdLazyCounter, 4702 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1696 SdHoareTripleChecker+Valid, 8935 SdHoareTripleChecker+Invalid, 4782 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 4702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:11,006 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1696 Valid, 8935 Invalid, 4782 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 4702 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:11:11,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41114 states. [2022-03-01 17:11:11,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41114 to 12623. [2022-03-01 17:11:11,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12623 states, 12544 states have (on average 2.000876913265306) internal successors, (25099), 12622 states have internal predecessors, (25099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:11,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12623 states to 12623 states and 25099 transitions. [2022-03-01 17:11:11,331 INFO L78 Accepts]: Start accepts. Automaton has 12623 states and 25099 transitions. Word has length 104 [2022-03-01 17:11:11,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:11,331 INFO L470 AbstractCegarLoop]: Abstraction has 12623 states and 25099 transitions. [2022-03-01 17:11:11,332 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:11,332 INFO L276 IsEmpty]: Start isEmpty. Operand 12623 states and 25099 transitions. [2022-03-01 17:11:11,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:11,333 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:11,333 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:11:11,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241 [2022-03-01 17:11:11,333 INFO L402 AbstractCegarLoop]: === Iteration 243 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:11,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:11,333 INFO L85 PathProgramCache]: Analyzing trace with hash -222910593, now seen corresponding path program 132 times [2022-03-01 17:11:11,333 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:11,333 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873642401] [2022-03-01 17:11:11,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:11,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:11:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:11:11,434 INFO 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 17:11:11,434 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:11:11,434 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873642401] [2022-03-01 17:11:11,434 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873642401] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:11:11,434 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:11:11,434 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:11:11,434 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760866200] [2022-03-01 17:11:11,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:11:11,434 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:11:11,435 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:11:11,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:11:11,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:11:11,435 INFO L87 Difference]: Start difference. First operand 12623 states and 25099 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:13,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:13,311 INFO L93 Difference]: Finished difference Result 50691 states and 100802 transitions. [2022-03-01 17:11:13,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-01 17:11:13,311 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:13,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:13,429 INFO L225 Difference]: With dead ends: 50691 [2022-03-01 17:11:13,429 INFO L226 Difference]: Without dead ends: 50691 [2022-03-01 17:11:13,430 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 395 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=319, Invalid=1403, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 17:11:13,430 INFO L933 BasicCegarLoop]: 1257 mSDtfsCounter, 2122 mSDsluCounter, 8188 mSDsCounter, 0 mSdLazyCounter, 4044 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2122 SdHoareTripleChecker+Valid, 9445 SdHoareTripleChecker+Invalid, 4107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 4044 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:13,430 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2122 Valid, 9445 Invalid, 4107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 4044 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:11:13,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50691 states. [2022-03-01 17:11:13,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50691 to 12659. [2022-03-01 17:11:13,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12659 states, 12580 states have (on average 2.000953895071542) internal successors, (25172), 12658 states have internal predecessors, (25172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:13,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12659 states to 12659 states and 25172 transitions. [2022-03-01 17:11:13,881 INFO L78 Accepts]: Start accepts. Automaton has 12659 states and 25172 transitions. Word has length 104 [2022-03-01 17:11:13,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:13,882 INFO L470 AbstractCegarLoop]: Abstraction has 12659 states and 25172 transitions. [2022-03-01 17:11:13,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:13,882 INFO L276 IsEmpty]: Start isEmpty. Operand 12659 states and 25172 transitions. [2022-03-01 17:11:13,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:13,883 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:13,883 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:11:13,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable242 [2022-03-01 17:11:13,883 INFO L402 AbstractCegarLoop]: === Iteration 244 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:13,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:13,884 INFO L85 PathProgramCache]: Analyzing trace with hash 419370221, now seen corresponding path program 106 times [2022-03-01 17:11:13,884 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:13,884 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501084640] [2022-03-01 17:11:13,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:13,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:11:13,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:11:13,997 INFO 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 17:11:13,998 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:11:13,998 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501084640] [2022-03-01 17:11:13,998 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501084640] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:11:13,998 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:11:13,998 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:11:13,998 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594462937] [2022-03-01 17:11:13,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:11:13,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:11:13,998 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:11:13,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:11:13,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:11:13,998 INFO L87 Difference]: Start difference. First operand 12659 states and 25172 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:17,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:17,288 INFO L93 Difference]: Finished difference Result 51044 states and 101483 transitions. [2022-03-01 17:11:17,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 17:11:17,288 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:17,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:17,385 INFO L225 Difference]: With dead ends: 51044 [2022-03-01 17:11:17,385 INFO L226 Difference]: Without dead ends: 51044 [2022-03-01 17:11:17,386 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1093 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=738, Invalid=3422, Unknown=0, NotChecked=0, Total=4160 [2022-03-01 17:11:17,386 INFO L933 BasicCegarLoop]: 1626 mSDtfsCounter, 2012 mSDsluCounter, 11746 mSDsCounter, 0 mSdLazyCounter, 9460 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2012 SdHoareTripleChecker+Valid, 13370 SdHoareTripleChecker+Invalid, 9544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 9460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:17,386 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2012 Valid, 13370 Invalid, 9544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 9460 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-01 17:11:17,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51044 states. [2022-03-01 17:11:17,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51044 to 12563. [2022-03-01 17:11:17,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12563 states, 12484 states have (on average 2.0006408202499197) internal successors, (24976), 12562 states have internal predecessors, (24976), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:17,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12563 states to 12563 states and 24976 transitions. [2022-03-01 17:11:17,948 INFO L78 Accepts]: Start accepts. Automaton has 12563 states and 24976 transitions. Word has length 104 [2022-03-01 17:11:17,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:17,949 INFO L470 AbstractCegarLoop]: Abstraction has 12563 states and 24976 transitions. [2022-03-01 17:11:17,949 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:17,949 INFO L276 IsEmpty]: Start isEmpty. Operand 12563 states and 24976 transitions. [2022-03-01 17:11:17,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:17,950 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:17,950 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:11:17,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable243 [2022-03-01 17:11:17,950 INFO L402 AbstractCegarLoop]: === Iteration 245 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:17,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:17,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1100689211, now seen corresponding path program 133 times [2022-03-01 17:11:17,951 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:17,951 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234624206] [2022-03-01 17:11:17,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:17,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:11:17,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:11:18,112 INFO 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 17:11:18,112 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:11:18,112 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234624206] [2022-03-01 17:11:18,112 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234624206] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:11:18,112 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:11:18,112 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:11:18,113 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275068033] [2022-03-01 17:11:18,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:11:18,113 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:11:18,113 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:11:18,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:11:18,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:11:18,113 INFO L87 Difference]: Start difference. First operand 12563 states and 24976 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:20,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:20,768 INFO L93 Difference]: Finished difference Result 59867 states and 119040 transitions. [2022-03-01 17:11:20,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-01 17:11:20,768 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:20,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:20,897 INFO L225 Difference]: With dead ends: 59867 [2022-03-01 17:11:20,897 INFO L226 Difference]: Without dead ends: 59867 [2022-03-01 17:11:20,898 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 456 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=345, Invalid=1547, Unknown=0, NotChecked=0, Total=1892 [2022-03-01 17:11:20,898 INFO L933 BasicCegarLoop]: 1325 mSDtfsCounter, 2120 mSDsluCounter, 9186 mSDsCounter, 0 mSdLazyCounter, 5002 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2120 SdHoareTripleChecker+Valid, 10511 SdHoareTripleChecker+Invalid, 5062 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 5002 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:20,898 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2120 Valid, 10511 Invalid, 5062 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 5002 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:11:20,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59867 states. [2022-03-01 17:11:21,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59867 to 12659. [2022-03-01 17:11:21,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12659 states, 12580 states have (on average 2.000953895071542) internal successors, (25172), 12658 states have internal predecessors, (25172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:21,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12659 states to 12659 states and 25172 transitions. [2022-03-01 17:11:21,408 INFO L78 Accepts]: Start accepts. Automaton has 12659 states and 25172 transitions. Word has length 104 [2022-03-01 17:11:21,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:21,408 INFO L470 AbstractCegarLoop]: Abstraction has 12659 states and 25172 transitions. [2022-03-01 17:11:21,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:21,408 INFO L276 IsEmpty]: Start isEmpty. Operand 12659 states and 25172 transitions. [2022-03-01 17:11:21,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:21,410 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:21,410 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:11:21,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable244 [2022-03-01 17:11:21,410 INFO L402 AbstractCegarLoop]: === Iteration 246 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:21,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:21,410 INFO L85 PathProgramCache]: Analyzing trace with hash 1742970025, now seen corresponding path program 107 times [2022-03-01 17:11:21,411 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:21,411 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045384619] [2022-03-01 17:11:21,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:21,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:11:21,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:11:21,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:11:21,539 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:11:21,539 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045384619] [2022-03-01 17:11:21,539 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045384619] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:11:21,540 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:11:21,540 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:11:21,540 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108267515] [2022-03-01 17:11:21,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:11:21,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:11:21,540 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:11:21,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:11:21,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:11:21,540 INFO L87 Difference]: Start difference. First operand 12659 states and 25172 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:25,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:25,688 INFO L93 Difference]: Finished difference Result 60512 states and 120300 transitions. [2022-03-01 17:11:25,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 17:11:25,688 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:25,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:25,981 INFO L225 Difference]: With dead ends: 60512 [2022-03-01 17:11:25,981 INFO L226 Difference]: Without dead ends: 60512 [2022-03-01 17:11:25,981 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1093 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=738, Invalid=3422, Unknown=0, NotChecked=0, Total=4160 [2022-03-01 17:11:25,982 INFO L933 BasicCegarLoop]: 1844 mSDtfsCounter, 2009 mSDsluCounter, 11747 mSDsCounter, 0 mSdLazyCounter, 9240 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2009 SdHoareTripleChecker+Valid, 13590 SdHoareTripleChecker+Invalid, 9330 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 9240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:25,982 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2009 Valid, 13590 Invalid, 9330 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 9240 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-03-01 17:11:26,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60512 states. [2022-03-01 17:11:26,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60512 to 12553. [2022-03-01 17:11:26,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12553 states, 12474 states have (on average 2.0006413339746674) internal successors, (24956), 12552 states have internal predecessors, (24956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:26,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12553 states to 12553 states and 24956 transitions. [2022-03-01 17:11:26,430 INFO L78 Accepts]: Start accepts. Automaton has 12553 states and 24956 transitions. Word has length 104 [2022-03-01 17:11:26,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:26,430 INFO L470 AbstractCegarLoop]: Abstraction has 12553 states and 24956 transitions. [2022-03-01 17:11:26,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:26,430 INFO L276 IsEmpty]: Start isEmpty. Operand 12553 states and 24956 transitions. [2022-03-01 17:11:26,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:26,431 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:26,431 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:11:26,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable245 [2022-03-01 17:11:26,432 INFO L402 AbstractCegarLoop]: === Iteration 247 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:26,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:26,432 INFO L85 PathProgramCache]: Analyzing trace with hash 114900257, now seen corresponding path program 134 times [2022-03-01 17:11:26,432 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:26,432 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624349484] [2022-03-01 17:11:26,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:26,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:11:26,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:11:26,588 INFO 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 17:11:26,588 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:11:26,588 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624349484] [2022-03-01 17:11:26,588 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624349484] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:11:26,588 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:11:26,588 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:11:26,588 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29688448] [2022-03-01 17:11:26,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:11:26,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:11:26,589 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:11:26,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:11:26,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:11:26,589 INFO L87 Difference]: Start difference. First operand 12553 states and 24956 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:28,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:28,954 INFO L93 Difference]: Finished difference Result 30423 states and 60496 transitions. [2022-03-01 17:11:28,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 17:11:28,954 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:28,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:29,014 INFO L225 Difference]: With dead ends: 30423 [2022-03-01 17:11:29,014 INFO L226 Difference]: Without dead ends: 30423 [2022-03-01 17:11:29,014 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=191, Invalid=739, Unknown=0, NotChecked=0, Total=930 [2022-03-01 17:11:29,014 INFO L933 BasicCegarLoop]: 1041 mSDtfsCounter, 1381 mSDsluCounter, 7779 mSDsCounter, 0 mSdLazyCounter, 5355 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1381 SdHoareTripleChecker+Valid, 8820 SdHoareTripleChecker+Invalid, 5402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 5355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:29,014 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1381 Valid, 8820 Invalid, 5402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 5355 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:11:29,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30423 states. [2022-03-01 17:11:29,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30423 to 12589. [2022-03-01 17:11:29,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12589 states, 12510 states have (on average 2.000719424460432) internal successors, (25029), 12588 states have internal predecessors, (25029), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:29,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12589 states to 12589 states and 25029 transitions. [2022-03-01 17:11:29,335 INFO L78 Accepts]: Start accepts. Automaton has 12589 states and 25029 transitions. Word has length 104 [2022-03-01 17:11:29,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:29,335 INFO L470 AbstractCegarLoop]: Abstraction has 12589 states and 25029 transitions. [2022-03-01 17:11:29,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:29,335 INFO L276 IsEmpty]: Start isEmpty. Operand 12589 states and 25029 transitions. [2022-03-01 17:11:29,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:29,337 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:29,337 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:11:29,337 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable246 [2022-03-01 17:11:29,337 INFO L402 AbstractCegarLoop]: === Iteration 248 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:29,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:29,337 INFO L85 PathProgramCache]: Analyzing trace with hash 199728929, now seen corresponding path program 135 times [2022-03-01 17:11:29,337 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:29,337 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069269521] [2022-03-01 17:11:29,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:29,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:11:29,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:11:29,477 INFO 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 17:11:29,477 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:11:29,477 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069269521] [2022-03-01 17:11:29,478 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069269521] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:11:29,478 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:11:29,478 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:11:29,478 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257885656] [2022-03-01 17:11:29,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:11:29,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:11:29,478 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:11:29,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:11:29,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:11:29,478 INFO L87 Difference]: Start difference. First operand 12589 states and 25029 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:31,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:31,680 INFO L93 Difference]: Finished difference Result 30524 states and 60698 transitions. [2022-03-01 17:11:31,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 17:11:31,680 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:31,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:31,735 INFO L225 Difference]: With dead ends: 30524 [2022-03-01 17:11:31,735 INFO L226 Difference]: Without dead ends: 30524 [2022-03-01 17:11:31,736 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=187, Invalid=743, Unknown=0, NotChecked=0, Total=930 [2022-03-01 17:11:31,736 INFO L933 BasicCegarLoop]: 1055 mSDtfsCounter, 1268 mSDsluCounter, 7306 mSDsCounter, 0 mSdLazyCounter, 4906 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1268 SdHoareTripleChecker+Valid, 8361 SdHoareTripleChecker+Invalid, 4982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 4906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:31,736 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1268 Valid, 8361 Invalid, 4982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 4906 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:11:31,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30524 states. [2022-03-01 17:11:32,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30524 to 12601. [2022-03-01 17:11:32,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12601 states, 12522 states have (on average 2.0007985944737263) internal successors, (25054), 12600 states have internal predecessors, (25054), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:32,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12601 states to 12601 states and 25054 transitions. [2022-03-01 17:11:32,058 INFO L78 Accepts]: Start accepts. Automaton has 12601 states and 25054 transitions. Word has length 104 [2022-03-01 17:11:32,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:32,058 INFO L470 AbstractCegarLoop]: Abstraction has 12601 states and 25054 transitions. [2022-03-01 17:11:32,059 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:32,059 INFO L276 IsEmpty]: Start isEmpty. Operand 12601 states and 25054 transitions. [2022-03-01 17:11:32,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:32,060 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:32,060 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:11:32,060 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable247 [2022-03-01 17:11:32,060 INFO L402 AbstractCegarLoop]: === Iteration 249 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:32,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:32,060 INFO L85 PathProgramCache]: Analyzing trace with hash -720847037, now seen corresponding path program 136 times [2022-03-01 17:11:32,060 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:32,060 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155652825] [2022-03-01 17:11:32,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:32,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:11:32,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:11:32,212 INFO 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 17:11:32,212 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:11:32,212 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155652825] [2022-03-01 17:11:32,212 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155652825] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:11:32,212 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:11:32,212 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:11:32,212 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931042771] [2022-03-01 17:11:32,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:11:32,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:11:32,213 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:11:32,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:11:32,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:11:32,213 INFO L87 Difference]: Start difference. First operand 12601 states and 25054 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:34,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:34,396 INFO L93 Difference]: Finished difference Result 30598 states and 60846 transitions. [2022-03-01 17:11:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 17:11:34,396 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:34,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:34,457 INFO L225 Difference]: With dead ends: 30598 [2022-03-01 17:11:34,457 INFO L226 Difference]: Without dead ends: 30598 [2022-03-01 17:11:34,457 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=185, Invalid=745, Unknown=0, NotChecked=0, Total=930 [2022-03-01 17:11:34,457 INFO L933 BasicCegarLoop]: 1020 mSDtfsCounter, 1219 mSDsluCounter, 7585 mSDsCounter, 0 mSdLazyCounter, 5211 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1219 SdHoareTripleChecker+Valid, 8605 SdHoareTripleChecker+Invalid, 5282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 5211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:34,457 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1219 Valid, 8605 Invalid, 5282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 5211 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 17:11:34,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30598 states. [2022-03-01 17:11:34,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30598 to 12613. [2022-03-01 17:11:34,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12613 states, 12534 states have (on average 2.000877612892931) internal successors, (25079), 12612 states have internal predecessors, (25079), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:34,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12613 states to 12613 states and 25079 transitions. [2022-03-01 17:11:34,780 INFO L78 Accepts]: Start accepts. Automaton has 12613 states and 25079 transitions. Word has length 104 [2022-03-01 17:11:34,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:34,780 INFO L470 AbstractCegarLoop]: Abstraction has 12613 states and 25079 transitions. [2022-03-01 17:11:34,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:34,780 INFO L276 IsEmpty]: Start isEmpty. Operand 12613 states and 25079 transitions. [2022-03-01 17:11:34,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:34,782 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:34,782 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:11:34,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248 [2022-03-01 17:11:34,782 INFO L402 AbstractCegarLoop]: === Iteration 250 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:34,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:34,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1877957249, now seen corresponding path program 137 times [2022-03-01 17:11:34,782 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:34,782 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593566553] [2022-03-01 17:11:34,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:34,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:11:34,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:11:34,912 INFO 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 17:11:34,912 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:11:34,912 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593566553] [2022-03-01 17:11:34,912 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593566553] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:11:34,912 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:11:34,912 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:11:34,912 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866150026] [2022-03-01 17:11:34,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:11:34,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:11:34,913 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:11:34,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:11:34,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:11:34,913 INFO L87 Difference]: Start difference. First operand 12613 states and 25079 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:37,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:37,176 INFO L93 Difference]: Finished difference Result 30551 states and 60752 transitions. [2022-03-01 17:11:37,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 17:11:37,177 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:37,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:37,226 INFO L225 Difference]: With dead ends: 30551 [2022-03-01 17:11:37,226 INFO L226 Difference]: Without dead ends: 30551 [2022-03-01 17:11:37,227 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=235, Invalid=955, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:11:37,227 INFO L933 BasicCegarLoop]: 1073 mSDtfsCounter, 1621 mSDsluCounter, 7877 mSDsCounter, 0 mSdLazyCounter, 4989 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1621 SdHoareTripleChecker+Valid, 8950 SdHoareTripleChecker+Invalid, 5049 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 4989 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:37,227 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1621 Valid, 8950 Invalid, 5049 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 4989 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:11:37,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30551 states. [2022-03-01 17:11:37,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30551 to 12649. [2022-03-01 17:11:37,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12649 states, 12570 states have (on average 2.0009546539379475) internal successors, (25152), 12648 states have internal predecessors, (25152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:37,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12649 states to 12649 states and 25152 transitions. [2022-03-01 17:11:37,570 INFO L78 Accepts]: Start accepts. Automaton has 12649 states and 25152 transitions. Word has length 104 [2022-03-01 17:11:37,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:37,570 INFO L470 AbstractCegarLoop]: Abstraction has 12649 states and 25152 transitions. [2022-03-01 17:11:37,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:37,570 INFO L276 IsEmpty]: Start isEmpty. Operand 12649 states and 25152 transitions. [2022-03-01 17:11:37,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:37,572 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:37,572 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:11:37,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable249 [2022-03-01 17:11:37,572 INFO L402 AbstractCegarLoop]: === Iteration 251 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:37,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:37,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1235676435, now seen corresponding path program 108 times [2022-03-01 17:11:37,572 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:37,572 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812649876] [2022-03-01 17:11:37,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:37,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:11:37,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:11:37,703 INFO 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 17:11:37,703 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:11:37,703 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812649876] [2022-03-01 17:11:37,703 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812649876] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:11:37,703 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:11:37,703 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:11:37,703 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368392528] [2022-03-01 17:11:37,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:11:37,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:11:37,703 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:11:37,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:11:37,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:11:37,704 INFO L87 Difference]: Start difference. First operand 12649 states and 25152 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:40,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:40,224 INFO L93 Difference]: Finished difference Result 30687 states and 61009 transitions. [2022-03-01 17:11:40,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-01 17:11:40,225 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:40,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:40,273 INFO L225 Difference]: With dead ends: 30687 [2022-03-01 17:11:40,273 INFO L226 Difference]: Without dead ends: 30687 [2022-03-01 17:11:40,274 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 618 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=483, Invalid=2273, Unknown=0, NotChecked=0, Total=2756 [2022-03-01 17:11:40,275 INFO L933 BasicCegarLoop]: 1295 mSDtfsCounter, 1516 mSDsluCounter, 8544 mSDsCounter, 0 mSdLazyCounter, 6252 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1516 SdHoareTripleChecker+Valid, 9838 SdHoareTripleChecker+Invalid, 6334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 6252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:40,275 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1516 Valid, 9838 Invalid, 6334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 6252 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:11:40,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30687 states. [2022-03-01 17:11:40,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30687 to 12572. [2022-03-01 17:11:40,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12572 states, 12493 states have (on average 2.0009605379012245) internal successors, (24998), 12571 states have internal predecessors, (24998), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:40,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12572 states to 12572 states and 24998 transitions. [2022-03-01 17:11:40,529 INFO L78 Accepts]: Start accepts. Automaton has 12572 states and 24998 transitions. Word has length 104 [2022-03-01 17:11:40,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:40,530 INFO L470 AbstractCegarLoop]: Abstraction has 12572 states and 24998 transitions. [2022-03-01 17:11:40,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:40,530 INFO L276 IsEmpty]: Start isEmpty. Operand 12572 states and 24998 transitions. [2022-03-01 17:11:40,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:40,531 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:40,531 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:11:40,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250 [2022-03-01 17:11:40,531 INFO L402 AbstractCegarLoop]: === Iteration 252 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:40,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:40,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1536073411, now seen corresponding path program 138 times [2022-03-01 17:11:40,531 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:40,531 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218726688] [2022-03-01 17:11:40,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:40,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:11:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:11:40,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:11:40,675 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:11:40,675 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218726688] [2022-03-01 17:11:40,675 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218726688] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:11:40,675 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:11:40,675 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:11:40,675 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296617853] [2022-03-01 17:11:40,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:11:40,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:11:40,676 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:11:40,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:11:40,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:11:40,676 INFO L87 Difference]: Start difference. First operand 12572 states and 24998 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:42,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:42,165 INFO L93 Difference]: Finished difference Result 20518 states and 40806 transitions. [2022-03-01 17:11:42,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 17:11:42,165 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:42,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:42,199 INFO L225 Difference]: With dead ends: 20518 [2022-03-01 17:11:42,199 INFO L226 Difference]: Without dead ends: 20518 [2022-03-01 17:11:42,200 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=182, Invalid=688, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:11:42,200 INFO L933 BasicCegarLoop]: 815 mSDtfsCounter, 930 mSDsluCounter, 4993 mSDsCounter, 0 mSdLazyCounter, 3001 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 930 SdHoareTripleChecker+Valid, 5808 SdHoareTripleChecker+Invalid, 3075 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 3001 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:42,200 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [930 Valid, 5808 Invalid, 3075 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 3001 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 17:11:42,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20518 states. [2022-03-01 17:11:42,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20518 to 12574. [2022-03-01 17:11:42,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12574 states, 12495 states have (on average 2.0009603841536614) internal successors, (25002), 12573 states have internal predecessors, (25002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:42,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12574 states to 12574 states and 25002 transitions. [2022-03-01 17:11:42,447 INFO L78 Accepts]: Start accepts. Automaton has 12574 states and 25002 transitions. Word has length 104 [2022-03-01 17:11:42,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:42,448 INFO L470 AbstractCegarLoop]: Abstraction has 12574 states and 25002 transitions. [2022-03-01 17:11:42,448 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:42,448 INFO L276 IsEmpty]: Start isEmpty. Operand 12574 states and 25002 transitions. [2022-03-01 17:11:42,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:42,449 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:42,449 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:11:42,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable251 [2022-03-01 17:11:42,449 INFO L402 AbstractCegarLoop]: === Iteration 253 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:42,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:42,449 INFO L85 PathProgramCache]: Analyzing trace with hash 1620902083, now seen corresponding path program 139 times [2022-03-01 17:11:42,449 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:42,450 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032922405] [2022-03-01 17:11:42,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:42,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:11:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:11:42,588 INFO 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 17:11:42,588 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:11:42,588 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032922405] [2022-03-01 17:11:42,588 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032922405] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:11:42,588 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:11:42,588 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:11:42,588 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719363062] [2022-03-01 17:11:42,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:11:42,588 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:11:42,588 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:11:42,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:11:42,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:11:42,589 INFO L87 Difference]: Start difference. First operand 12574 states and 25002 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:44,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:44,141 INFO L93 Difference]: Finished difference Result 20609 states and 40988 transitions. [2022-03-01 17:11:44,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 17:11:44,141 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:44,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:44,177 INFO L225 Difference]: With dead ends: 20609 [2022-03-01 17:11:44,177 INFO L226 Difference]: Without dead ends: 20609 [2022-03-01 17:11:44,177 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=180, Invalid=690, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:11:44,177 INFO L933 BasicCegarLoop]: 828 mSDtfsCounter, 919 mSDsluCounter, 5405 mSDsCounter, 0 mSdLazyCounter, 3498 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 919 SdHoareTripleChecker+Valid, 6233 SdHoareTripleChecker+Invalid, 3573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 3498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:44,177 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [919 Valid, 6233 Invalid, 3573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 3498 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 17:11:44,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20609 states. [2022-03-01 17:11:44,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20609 to 12572. [2022-03-01 17:11:44,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12572 states, 12493 states have (on average 2.0009605379012245) internal successors, (24998), 12571 states have internal predecessors, (24998), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:44,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12572 states to 12572 states and 24998 transitions. [2022-03-01 17:11:44,428 INFO L78 Accepts]: Start accepts. Automaton has 12572 states and 24998 transitions. Word has length 104 [2022-03-01 17:11:44,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:44,429 INFO L470 AbstractCegarLoop]: Abstraction has 12572 states and 24998 transitions. [2022-03-01 17:11:44,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:44,429 INFO L276 IsEmpty]: Start isEmpty. Operand 12572 states and 24998 transitions. [2022-03-01 17:11:44,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:44,430 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:44,430 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:11:44,430 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable252 [2022-03-01 17:11:44,430 INFO L402 AbstractCegarLoop]: === Iteration 254 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:44,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:44,430 INFO L85 PathProgramCache]: Analyzing trace with hash 700326117, now seen corresponding path program 140 times [2022-03-01 17:11:44,431 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:44,431 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479941069] [2022-03-01 17:11:44,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:44,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:11:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:11:44,545 INFO 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 17:11:44,545 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:11:44,545 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479941069] [2022-03-01 17:11:44,545 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479941069] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:11:44,545 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:11:44,545 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:11:44,545 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166815491] [2022-03-01 17:11:44,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:11:44,546 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:11:44,546 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:11:44,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:11:44,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:11:44,546 INFO L87 Difference]: Start difference. First operand 12572 states and 24998 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:45,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:45,981 INFO L93 Difference]: Finished difference Result 20744 states and 41254 transitions. [2022-03-01 17:11:45,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 17:11:45,982 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:45,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:46,017 INFO L225 Difference]: With dead ends: 20744 [2022-03-01 17:11:46,017 INFO L226 Difference]: Without dead ends: 20744 [2022-03-01 17:11:46,017 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=180, Invalid=690, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:11:46,017 INFO L933 BasicCegarLoop]: 837 mSDtfsCounter, 916 mSDsluCounter, 5444 mSDsCounter, 0 mSdLazyCounter, 3576 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 916 SdHoareTripleChecker+Valid, 6281 SdHoareTripleChecker+Invalid, 3649 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 3576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:46,018 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [916 Valid, 6281 Invalid, 3649 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 3576 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 17:11:46,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20744 states. [2022-03-01 17:11:46,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20744 to 12562. [2022-03-01 17:11:46,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12562 states, 12483 states have (on average 2.0009613073780343) internal successors, (24978), 12561 states have internal predecessors, (24978), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:46,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12562 states to 12562 states and 24978 transitions. [2022-03-01 17:11:46,268 INFO L78 Accepts]: Start accepts. Automaton has 12562 states and 24978 transitions. Word has length 104 [2022-03-01 17:11:46,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:46,268 INFO L470 AbstractCegarLoop]: Abstraction has 12562 states and 24978 transitions. [2022-03-01 17:11:46,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:46,268 INFO L276 IsEmpty]: Start isEmpty. Operand 12562 states and 24978 transitions. [2022-03-01 17:11:46,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:46,270 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:46,270 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:11:46,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253 [2022-03-01 17:11:46,270 INFO L402 AbstractCegarLoop]: === Iteration 255 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:46,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:46,270 INFO L85 PathProgramCache]: Analyzing trace with hash 206947489, now seen corresponding path program 141 times [2022-03-01 17:11:46,270 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:46,270 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031545006] [2022-03-01 17:11:46,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:46,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:11:46,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:11:46,437 INFO 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 17:11:46,437 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:11:46,437 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031545006] [2022-03-01 17:11:46,437 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031545006] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:11:46,437 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:11:46,437 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:11:46,437 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275771617] [2022-03-01 17:11:46,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:11:46,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:11:46,438 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:11:46,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:11:46,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:11:46,438 INFO L87 Difference]: Start difference. First operand 12562 states and 24978 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:48,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:48,235 INFO L93 Difference]: Finished difference Result 20502 states and 40774 transitions. [2022-03-01 17:11:48,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 17:11:48,236 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:48,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:48,270 INFO L225 Difference]: With dead ends: 20502 [2022-03-01 17:11:48,270 INFO L226 Difference]: Without dead ends: 20502 [2022-03-01 17:11:48,271 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=184, Invalid=686, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:11:48,271 INFO L933 BasicCegarLoop]: 843 mSDtfsCounter, 970 mSDsluCounter, 5244 mSDsCounter, 0 mSdLazyCounter, 3449 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 970 SdHoareTripleChecker+Valid, 6087 SdHoareTripleChecker+Invalid, 3520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 3449 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:48,271 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [970 Valid, 6087 Invalid, 3520 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 3449 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:11:48,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20502 states. [2022-03-01 17:11:48,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20502 to 12562. [2022-03-01 17:11:48,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12562 states, 12483 states have (on average 2.0009613073780343) internal successors, (24978), 12561 states have internal predecessors, (24978), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:48,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12562 states to 12562 states and 24978 transitions. [2022-03-01 17:11:48,515 INFO L78 Accepts]: Start accepts. Automaton has 12562 states and 24978 transitions. Word has length 104 [2022-03-01 17:11:48,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:48,515 INFO L470 AbstractCegarLoop]: Abstraction has 12562 states and 24978 transitions. [2022-03-01 17:11:48,516 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:48,516 INFO L276 IsEmpty]: Start isEmpty. Operand 12562 states and 24978 transitions. [2022-03-01 17:11:48,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:48,517 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:48,517 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:11:48,517 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable254 [2022-03-01 17:11:48,517 INFO L402 AbstractCegarLoop]: === Iteration 256 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:48,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:48,517 INFO L85 PathProgramCache]: Analyzing trace with hash 291776161, now seen corresponding path program 142 times [2022-03-01 17:11:48,517 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:48,517 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842996449] [2022-03-01 17:11:48,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:48,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:11:48,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:11:48,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:11:48,690 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:11:48,690 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842996449] [2022-03-01 17:11:48,690 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842996449] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:11:48,690 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:11:48,690 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:11:48,690 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632770727] [2022-03-01 17:11:48,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:11:48,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:11:48,691 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:11:48,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:11:48,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:11:48,691 INFO L87 Difference]: Start difference. First operand 12562 states and 24978 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:50,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:50,347 INFO L93 Difference]: Finished difference Result 20644 states and 41054 transitions. [2022-03-01 17:11:50,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 17:11:50,348 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:50,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:50,376 INFO L225 Difference]: With dead ends: 20644 [2022-03-01 17:11:50,376 INFO L226 Difference]: Without dead ends: 20644 [2022-03-01 17:11:50,376 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=183, Invalid=687, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:11:50,377 INFO L933 BasicCegarLoop]: 856 mSDtfsCounter, 948 mSDsluCounter, 5264 mSDsCounter, 0 mSdLazyCounter, 3410 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 948 SdHoareTripleChecker+Valid, 6120 SdHoareTripleChecker+Invalid, 3484 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 3410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:50,377 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [948 Valid, 6120 Invalid, 3484 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 3410 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:11:50,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20644 states. [2022-03-01 17:11:50,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20644 to 12552. [2022-03-01 17:11:50,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12552 states, 12473 states have (on average 2.0009620780886714) internal successors, (24958), 12551 states have internal predecessors, (24958), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:50,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12552 states to 12552 states and 24958 transitions. [2022-03-01 17:11:50,583 INFO L78 Accepts]: Start accepts. Automaton has 12552 states and 24958 transitions. Word has length 104 [2022-03-01 17:11:50,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:50,584 INFO L470 AbstractCegarLoop]: Abstraction has 12552 states and 24958 transitions. [2022-03-01 17:11:50,584 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:50,584 INFO L276 IsEmpty]: Start isEmpty. Operand 12552 states and 24958 transitions. [2022-03-01 17:11:50,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:50,585 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:50,585 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:11:50,585 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable255 [2022-03-01 17:11:50,585 INFO L402 AbstractCegarLoop]: === Iteration 257 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:50,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:50,585 INFO L85 PathProgramCache]: Analyzing trace with hash -2052346045, now seen corresponding path program 143 times [2022-03-01 17:11:50,585 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:50,585 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454055590] [2022-03-01 17:11:50,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:50,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:11:50,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:11:50,712 INFO 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 17:11:50,712 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:11:50,712 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454055590] [2022-03-01 17:11:50,712 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454055590] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:11:50,712 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:11:50,712 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:11:50,712 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135886194] [2022-03-01 17:11:50,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:11:50,713 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:11:50,713 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:11:50,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:11:50,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:11:50,714 INFO L87 Difference]: Start difference. First operand 12552 states and 24958 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:52,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:52,687 INFO L93 Difference]: Finished difference Result 20463 states and 40692 transitions. [2022-03-01 17:11:52,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 17:11:52,688 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:52,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:52,724 INFO L225 Difference]: With dead ends: 20463 [2022-03-01 17:11:52,724 INFO L226 Difference]: Without dead ends: 20463 [2022-03-01 17:11:52,725 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=188, Invalid=682, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:11:52,725 INFO L933 BasicCegarLoop]: 872 mSDtfsCounter, 1007 mSDsluCounter, 5703 mSDsCounter, 0 mSdLazyCounter, 3822 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1007 SdHoareTripleChecker+Valid, 6575 SdHoareTripleChecker+Invalid, 3898 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 3822 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:52,725 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1007 Valid, 6575 Invalid, 3898 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 3822 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:11:52,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20463 states. [2022-03-01 17:11:52,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20463 to 12508. [2022-03-01 17:11:52,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12508 states, 12429 states have (on average 2.0006436559658862) internal successors, (24866), 12507 states have internal predecessors, (24866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:52,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12508 states to 12508 states and 24866 transitions. [2022-03-01 17:11:52,975 INFO L78 Accepts]: Start accepts. Automaton has 12508 states and 24866 transitions. Word has length 104 [2022-03-01 17:11:52,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:52,976 INFO L470 AbstractCegarLoop]: Abstraction has 12508 states and 24866 transitions. [2022-03-01 17:11:52,976 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:52,976 INFO L276 IsEmpty]: Start isEmpty. Operand 12508 states and 24866 transitions. [2022-03-01 17:11:52,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:52,977 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:52,977 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:11:52,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable256 [2022-03-01 17:11:52,977 INFO L402 AbstractCegarLoop]: === Iteration 258 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:52,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:52,977 INFO L85 PathProgramCache]: Analyzing trace with hash 1796642013, now seen corresponding path program 144 times [2022-03-01 17:11:52,977 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:52,977 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69333276] [2022-03-01 17:11:52,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:52,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:11:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:11:53,140 INFO 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 17:11:53,140 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:11:53,140 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69333276] [2022-03-01 17:11:53,140 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69333276] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:11:53,140 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:11:53,140 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:11:53,141 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761192574] [2022-03-01 17:11:53,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:11:53,141 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:11:53,141 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:11:53,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:11:53,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:11:53,141 INFO L87 Difference]: Start difference. First operand 12508 states and 24866 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:56,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:56,292 INFO L93 Difference]: Finished difference Result 39839 states and 79212 transitions. [2022-03-01 17:11:56,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 17:11:56,293 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:56,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:56,374 INFO L225 Difference]: With dead ends: 39839 [2022-03-01 17:11:56,374 INFO L226 Difference]: Without dead ends: 39839 [2022-03-01 17:11:56,375 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=263, Invalid=1069, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 17:11:56,375 INFO L933 BasicCegarLoop]: 1154 mSDtfsCounter, 1495 mSDsluCounter, 9270 mSDsCounter, 0 mSdLazyCounter, 6228 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1495 SdHoareTripleChecker+Valid, 10424 SdHoareTripleChecker+Invalid, 6273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 6228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:56,375 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1495 Valid, 10424 Invalid, 6273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 6228 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-01 17:11:56,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39839 states. [2022-03-01 17:11:56,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39839 to 12528. [2022-03-01 17:11:56,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12528 states, 12449 states have (on average 2.000722949634509) internal successors, (24907), 12527 states have internal predecessors, (24907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:56,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12528 states to 12528 states and 24907 transitions. [2022-03-01 17:11:56,765 INFO L78 Accepts]: Start accepts. Automaton has 12528 states and 24907 transitions. Word has length 104 [2022-03-01 17:11:56,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:56,765 INFO L470 AbstractCegarLoop]: Abstraction has 12528 states and 24907 transitions. [2022-03-01 17:11:56,765 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:56,765 INFO L276 IsEmpty]: Start isEmpty. Operand 12528 states and 24907 transitions. [2022-03-01 17:11:56,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:56,766 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:56,766 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:11:56,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable257 [2022-03-01 17:11:56,767 INFO L402 AbstractCegarLoop]: === Iteration 259 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:56,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:56,767 INFO L85 PathProgramCache]: Analyzing trace with hash 1881470685, now seen corresponding path program 145 times [2022-03-01 17:11:56,767 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:56,767 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117667329] [2022-03-01 17:11:56,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:56,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:11:56,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:11:56,925 INFO 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 17:11:56,925 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:11:56,925 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117667329] [2022-03-01 17:11:56,925 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117667329] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:11:56,925 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:11:56,925 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:11:56,925 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882755356] [2022-03-01 17:11:56,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:11:56,925 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:11:56,926 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:11:56,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:11:56,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:11:56,926 INFO L87 Difference]: Start difference. First operand 12528 states and 24907 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:59,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:11:59,667 INFO L93 Difference]: Finished difference Result 39940 states and 79414 transitions. [2022-03-01 17:11:59,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-01 17:11:59,667 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:11:59,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:11:59,719 INFO L225 Difference]: With dead ends: 39940 [2022-03-01 17:11:59,719 INFO L226 Difference]: Without dead ends: 39940 [2022-03-01 17:11:59,719 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=244, Invalid=1016, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 17:11:59,720 INFO L933 BasicCegarLoop]: 1201 mSDtfsCounter, 1382 mSDsluCounter, 8331 mSDsCounter, 0 mSdLazyCounter, 5535 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1382 SdHoareTripleChecker+Valid, 9532 SdHoareTripleChecker+Invalid, 5609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 5535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:11:59,720 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1382 Valid, 9532 Invalid, 5609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 5535 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 17:11:59,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39940 states. [2022-03-01 17:11:59,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39940 to 12540. [2022-03-01 17:11:59,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12540 states, 12461 states have (on average 2.0008025038118933) internal successors, (24932), 12539 states have internal predecessors, (24932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:11:59,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12540 states to 12540 states and 24932 transitions. [2022-03-01 17:11:59,995 INFO L78 Accepts]: Start accepts. Automaton has 12540 states and 24932 transitions. Word has length 104 [2022-03-01 17:11:59,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:11:59,995 INFO L470 AbstractCegarLoop]: Abstraction has 12540 states and 24932 transitions. [2022-03-01 17:11:59,995 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:11:59,995 INFO L276 IsEmpty]: Start isEmpty. Operand 12540 states and 24932 transitions. [2022-03-01 17:11:59,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:11:59,996 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:11:59,996 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:11:59,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable258 [2022-03-01 17:11:59,996 INFO L402 AbstractCegarLoop]: === Iteration 260 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:11:59,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:11:59,996 INFO L85 PathProgramCache]: Analyzing trace with hash 960894719, now seen corresponding path program 146 times [2022-03-01 17:11:59,996 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:11:59,996 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840807268] [2022-03-01 17:11:59,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:11:59,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:12:00,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:12:00,154 INFO 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 17:12:00,154 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:12:00,154 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840807268] [2022-03-01 17:12:00,155 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840807268] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:12:00,155 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:12:00,155 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:12:00,155 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179116302] [2022-03-01 17:12:00,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:12:00,155 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:12:00,155 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:12:00,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:12:00,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:12:00,155 INFO L87 Difference]: Start difference. First operand 12540 states and 24932 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:03,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:12:03,287 INFO L93 Difference]: Finished difference Result 40014 states and 79562 transitions. [2022-03-01 17:12:03,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 17:12:03,287 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:12:03,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:12:03,352 INFO L225 Difference]: With dead ends: 40014 [2022-03-01 17:12:03,353 INFO L226 Difference]: Without dead ends: 40014 [2022-03-01 17:12:03,353 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=228, Invalid=962, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:12:03,353 INFO L933 BasicCegarLoop]: 1166 mSDtfsCounter, 1313 mSDsluCounter, 9418 mSDsCounter, 0 mSdLazyCounter, 6872 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1313 SdHoareTripleChecker+Valid, 10584 SdHoareTripleChecker+Invalid, 6933 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 6872 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:12:03,353 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1313 Valid, 10584 Invalid, 6933 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 6872 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-01 17:12:03,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40014 states. [2022-03-01 17:12:03,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40014 to 12552. [2022-03-01 17:12:03,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12552 states, 12473 states have (on average 2.0008819049146154) internal successors, (24957), 12551 states have internal predecessors, (24957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:12:03,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12552 states to 12552 states and 24957 transitions. [2022-03-01 17:12:03,773 INFO L78 Accepts]: Start accepts. Automaton has 12552 states and 24957 transitions. Word has length 104 [2022-03-01 17:12:03,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:12:03,773 INFO L470 AbstractCegarLoop]: Abstraction has 12552 states and 24957 transitions. [2022-03-01 17:12:03,773 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:03,773 INFO L276 IsEmpty]: Start isEmpty. Operand 12552 states and 24957 transitions. [2022-03-01 17:12:03,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:12:03,774 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:12:03,774 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:12:03,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable259 [2022-03-01 17:12:03,775 INFO L402 AbstractCegarLoop]: === Iteration 261 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:12:03,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:12:03,775 INFO L85 PathProgramCache]: Analyzing trace with hash -196215493, now seen corresponding path program 147 times [2022-03-01 17:12:03,775 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:12:03,775 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481916747] [2022-03-01 17:12:03,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:12:03,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:12:03,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:12:03,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:12:03,903 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:12:03,903 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481916747] [2022-03-01 17:12:03,903 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481916747] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:12:03,903 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:12:03,903 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:12:03,903 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695873802] [2022-03-01 17:12:03,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:12:03,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:12:03,904 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:12:03,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:12:03,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:12:03,904 INFO L87 Difference]: Start difference. First operand 12552 states and 24957 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:06,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:12:06,155 INFO L93 Difference]: Finished difference Result 49686 states and 98792 transitions. [2022-03-01 17:12:06,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:12:06,155 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:12:06,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:12:06,251 INFO L225 Difference]: With dead ends: 49686 [2022-03-01 17:12:06,251 INFO L226 Difference]: Without dead ends: 49686 [2022-03-01 17:12:06,252 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 311 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=283, Invalid=1199, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:12:06,252 INFO L933 BasicCegarLoop]: 1187 mSDtfsCounter, 1918 mSDsluCounter, 8550 mSDsCounter, 0 mSdLazyCounter, 4920 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1918 SdHoareTripleChecker+Valid, 9737 SdHoareTripleChecker+Invalid, 4980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 4920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:12:06,252 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1918 Valid, 9737 Invalid, 4980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 4920 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 17:12:06,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49686 states. [2022-03-01 17:12:06,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49686 to 12588. [2022-03-01 17:12:06,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12588 states, 12509 states have (on average 2.000959309297306) internal successors, (25030), 12587 states have internal predecessors, (25030), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:12:06,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12588 states to 12588 states and 25030 transitions. [2022-03-01 17:12:06,646 INFO L78 Accepts]: Start accepts. Automaton has 12588 states and 25030 transitions. Word has length 104 [2022-03-01 17:12:06,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:12:06,646 INFO L470 AbstractCegarLoop]: Abstraction has 12588 states and 25030 transitions. [2022-03-01 17:12:06,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:06,646 INFO L276 IsEmpty]: Start isEmpty. Operand 12588 states and 25030 transitions. [2022-03-01 17:12:06,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:12:06,647 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:12:06,647 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:12:06,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260 [2022-03-01 17:12:06,647 INFO L402 AbstractCegarLoop]: === Iteration 262 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:12:06,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:12:06,647 INFO L85 PathProgramCache]: Analyzing trace with hash 446065321, now seen corresponding path program 109 times [2022-03-01 17:12:06,648 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:12:06,648 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134501286] [2022-03-01 17:12:06,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:12:06,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:12:06,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:12:06,758 INFO 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 17:12:06,758 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:12:06,758 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134501286] [2022-03-01 17:12:06,758 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134501286] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:12:06,758 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:12:06,758 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:12:06,758 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96587799] [2022-03-01 17:12:06,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:12:06,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:12:06,759 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:12:06,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:12:06,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:12:06,759 INFO L87 Difference]: Start difference. First operand 12588 states and 25030 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:10,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:12:10,904 INFO L93 Difference]: Finished difference Result 50039 states and 99473 transitions. [2022-03-01 17:12:10,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-01 17:12:10,904 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:12:10,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:12:11,021 INFO L225 Difference]: With dead ends: 50039 [2022-03-01 17:12:11,022 INFO L226 Difference]: Without dead ends: 50039 [2022-03-01 17:12:11,022 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 790 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=591, Invalid=2715, Unknown=0, NotChecked=0, Total=3306 [2022-03-01 17:12:11,022 INFO L933 BasicCegarLoop]: 1554 mSDtfsCounter, 1805 mSDsluCounter, 10715 mSDsCounter, 0 mSdLazyCounter, 8856 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1805 SdHoareTripleChecker+Valid, 12267 SdHoareTripleChecker+Invalid, 8940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 8856 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:12:11,022 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1805 Valid, 12267 Invalid, 8940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 8856 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-03-01 17:12:11,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50039 states. [2022-03-01 17:12:11,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50039 to 12478. [2022-03-01 17:12:11,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12478 states, 12399 states have (on average 2.000645213323655) internal successors, (24806), 12477 states have internal predecessors, (24806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:12:11,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12478 states to 12478 states and 24806 transitions. [2022-03-01 17:12:11,484 INFO L78 Accepts]: Start accepts. Automaton has 12478 states and 24806 transitions. Word has length 104 [2022-03-01 17:12:11,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:12:11,484 INFO L470 AbstractCegarLoop]: Abstraction has 12478 states and 24806 transitions. [2022-03-01 17:12:11,484 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:11,485 INFO L276 IsEmpty]: Start isEmpty. Operand 12478 states and 24806 transitions. [2022-03-01 17:12:11,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:12:11,486 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:12:11,486 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:12:11,486 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261 [2022-03-01 17:12:11,486 INFO L402 AbstractCegarLoop]: === Iteration 263 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:12:11,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:12:11,486 INFO L85 PathProgramCache]: Analyzing trace with hash -44659141, now seen corresponding path program 148 times [2022-03-01 17:12:11,486 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:12:11,486 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854038083] [2022-03-01 17:12:11,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:12:11,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:12:11,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:12:11,639 INFO 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 17:12:11,639 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:12:11,639 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854038083] [2022-03-01 17:12:11,639 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854038083] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:12:11,639 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:12:11,639 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:12:11,639 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212584247] [2022-03-01 17:12:11,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:12:11,639 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:12:11,639 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:12:11,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:12:11,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:12:11,640 INFO L87 Difference]: Start difference. First operand 12478 states and 24806 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:14,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:12:14,096 INFO L93 Difference]: Finished difference Result 39518 states and 78572 transitions. [2022-03-01 17:12:14,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 17:12:14,096 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:12:14,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:12:14,166 INFO L225 Difference]: With dead ends: 39518 [2022-03-01 17:12:14,166 INFO L226 Difference]: Without dead ends: 39518 [2022-03-01 17:12:14,167 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=274, Invalid=1132, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:12:14,167 INFO L933 BasicCegarLoop]: 1188 mSDtfsCounter, 1675 mSDsluCounter, 8271 mSDsCounter, 0 mSdLazyCounter, 4845 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1675 SdHoareTripleChecker+Valid, 9459 SdHoareTripleChecker+Invalid, 4895 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 4845 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:12:14,167 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1675 Valid, 9459 Invalid, 4895 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 4845 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:12:14,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39518 states. [2022-03-01 17:12:14,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39518 to 12534. [2022-03-01 17:12:14,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12534 states, 12455 states have (on average 2.0009634684865514) internal successors, (24922), 12533 states have internal predecessors, (24922), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:12:14,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12534 states to 12534 states and 24922 transitions. [2022-03-01 17:12:14,504 INFO L78 Accepts]: Start accepts. Automaton has 12534 states and 24922 transitions. Word has length 104 [2022-03-01 17:12:14,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:12:14,504 INFO L470 AbstractCegarLoop]: Abstraction has 12534 states and 24922 transitions. [2022-03-01 17:12:14,504 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:14,504 INFO L276 IsEmpty]: Start isEmpty. Operand 12534 states and 24922 transitions. [2022-03-01 17:12:14,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:12:14,505 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:12:14,505 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:12:14,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262 [2022-03-01 17:12:14,505 INFO L402 AbstractCegarLoop]: === Iteration 264 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:12:14,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:12:14,506 INFO L85 PathProgramCache]: Analyzing trace with hash 597621673, now seen corresponding path program 110 times [2022-03-01 17:12:14,506 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:12:14,506 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412075591] [2022-03-01 17:12:14,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:12:14,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:12:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:12:14,639 INFO 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 17:12:14,639 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:12:14,639 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412075591] [2022-03-01 17:12:14,639 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412075591] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:12:14,639 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:12:14,639 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:12:14,639 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042610306] [2022-03-01 17:12:14,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:12:14,639 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:12:14,639 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:12:14,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:12:14,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:12:14,640 INFO L87 Difference]: Start difference. First operand 12534 states and 24922 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:19,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:12:19,636 INFO L93 Difference]: Finished difference Result 39950 states and 79416 transitions. [2022-03-01 17:12:19,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 17:12:19,636 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:12:19,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:12:19,719 INFO L225 Difference]: With dead ends: 39950 [2022-03-01 17:12:19,720 INFO L226 Difference]: Without dead ends: 39950 [2022-03-01 17:12:19,720 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 664 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=507, Invalid=2355, Unknown=0, NotChecked=0, Total=2862 [2022-03-01 17:12:19,720 INFO L933 BasicCegarLoop]: 1560 mSDtfsCounter, 1616 mSDsluCounter, 11592 mSDsCounter, 0 mSdLazyCounter, 10573 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1616 SdHoareTripleChecker+Valid, 13148 SdHoareTripleChecker+Invalid, 10651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 10573 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:12:19,720 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1616 Valid, 13148 Invalid, 10651 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 10573 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-03-01 17:12:19,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39950 states. [2022-03-01 17:12:20,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39950 to 12388. [2022-03-01 17:12:20,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12388 states, 12309 states have (on average 2.000649930944837) internal successors, (24626), 12387 states have internal predecessors, (24626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:12:20,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12388 states to 12388 states and 24626 transitions. [2022-03-01 17:12:20,101 INFO L78 Accepts]: Start accepts. Automaton has 12388 states and 24626 transitions. Word has length 104 [2022-03-01 17:12:20,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:12:20,102 INFO L470 AbstractCegarLoop]: Abstraction has 12388 states and 24626 transitions. [2022-03-01 17:12:20,102 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:20,102 INFO L276 IsEmpty]: Start isEmpty. Operand 12388 states and 24626 transitions. [2022-03-01 17:12:20,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:12:20,103 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:12:20,103 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:12:20,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable263 [2022-03-01 17:12:20,103 INFO L402 AbstractCegarLoop]: === Iteration 265 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:12:20,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:12:20,103 INFO L85 PathProgramCache]: Analyzing trace with hash -489857249, now seen corresponding path program 111 times [2022-03-01 17:12:20,103 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:12:20,103 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806213589] [2022-03-01 17:12:20,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:12:20,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:12:20,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:12:20,278 INFO 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 17:12:20,279 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:12:20,279 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806213589] [2022-03-01 17:12:20,279 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806213589] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:12:20,279 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:12:20,279 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:12:20,279 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337315942] [2022-03-01 17:12:20,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:12:20,279 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:12:20,279 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:12:20,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:12:20,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:12:20,280 INFO L87 Difference]: Start difference. First operand 12388 states and 24626 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:21,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:12:21,828 INFO L93 Difference]: Finished difference Result 23552 states and 46825 transitions. [2022-03-01 17:12:21,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 17:12:21,829 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:12:21,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:12:21,869 INFO L225 Difference]: With dead ends: 23552 [2022-03-01 17:12:21,869 INFO L226 Difference]: Without dead ends: 23552 [2022-03-01 17:12:21,869 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 257 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=279, Invalid=1053, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 17:12:21,870 INFO L933 BasicCegarLoop]: 883 mSDtfsCounter, 1638 mSDsluCounter, 4735 mSDsCounter, 0 mSdLazyCounter, 2509 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1638 SdHoareTripleChecker+Valid, 5617 SdHoareTripleChecker+Invalid, 2636 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 2509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:12:21,870 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1638 Valid, 5617 Invalid, 2636 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 2509 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 17:12:21,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23552 states. [2022-03-01 17:12:22,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23552 to 12610. [2022-03-01 17:12:22,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12610 states, 12531 states have (on average 2.000638416726518) internal successors, (25070), 12609 states have internal predecessors, (25070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:12:22,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12610 states to 12610 states and 25070 transitions. [2022-03-01 17:12:22,128 INFO L78 Accepts]: Start accepts. Automaton has 12610 states and 25070 transitions. Word has length 104 [2022-03-01 17:12:22,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:12:22,128 INFO L470 AbstractCegarLoop]: Abstraction has 12610 states and 25070 transitions. [2022-03-01 17:12:22,128 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:22,128 INFO L276 IsEmpty]: Start isEmpty. Operand 12610 states and 25070 transitions. [2022-03-01 17:12:22,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:12:22,130 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:12:22,130 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:12:22,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264 [2022-03-01 17:12:22,130 INFO L402 AbstractCegarLoop]: === Iteration 266 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:12:22,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:12:22,130 INFO L85 PathProgramCache]: Analyzing trace with hash 542387417, now seen corresponding path program 112 times [2022-03-01 17:12:22,130 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:12:22,130 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756702454] [2022-03-01 17:12:22,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:12:22,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:12:22,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:12:22,299 INFO 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 17:12:22,299 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:12:22,299 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756702454] [2022-03-01 17:12:22,299 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756702454] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:12:22,299 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:12:22,299 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:12:22,299 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720601980] [2022-03-01 17:12:22,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:12:22,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:12:22,299 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:12:22,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:12:22,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:12:22,300 INFO L87 Difference]: Start difference. First operand 12610 states and 25070 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:24,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:12:24,806 INFO L93 Difference]: Finished difference Result 23546 states and 46817 transitions. [2022-03-01 17:12:24,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:12:24,806 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:12:24,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:12:24,849 INFO L225 Difference]: With dead ends: 23546 [2022-03-01 17:12:24,850 INFO L226 Difference]: Without dead ends: 23546 [2022-03-01 17:12:24,850 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 297 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=306, Invalid=1176, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:12:24,850 INFO L933 BasicCegarLoop]: 880 mSDtfsCounter, 1581 mSDsluCounter, 6970 mSDsCounter, 0 mSdLazyCounter, 5290 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 7849 SdHoareTripleChecker+Invalid, 5394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 5290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:12:24,850 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1581 Valid, 7849 Invalid, 5394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 5290 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:12:24,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23546 states. [2022-03-01 17:12:25,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23546 to 12624. [2022-03-01 17:12:25,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12624 states, 12545 states have (on average 2.0007174172977282) internal successors, (25099), 12623 states have internal predecessors, (25099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:12:25,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12624 states to 12624 states and 25099 transitions. [2022-03-01 17:12:25,130 INFO L78 Accepts]: Start accepts. Automaton has 12624 states and 25099 transitions. Word has length 104 [2022-03-01 17:12:25,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:12:25,130 INFO L470 AbstractCegarLoop]: Abstraction has 12624 states and 25099 transitions. [2022-03-01 17:12:25,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:25,130 INFO L276 IsEmpty]: Start isEmpty. Operand 12624 states and 25099 transitions. [2022-03-01 17:12:25,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:12:25,132 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:12:25,132 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:12:25,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable265 [2022-03-01 17:12:25,132 INFO L402 AbstractCegarLoop]: === Iteration 267 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:12:25,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:12:25,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1733114655, now seen corresponding path program 113 times [2022-03-01 17:12:25,132 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:12:25,132 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028309076] [2022-03-01 17:12:25,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:12:25,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:12:25,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:12:25,299 INFO 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 17:12:25,300 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:12:25,300 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028309076] [2022-03-01 17:12:25,300 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028309076] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:12:25,300 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:12:25,300 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:12:25,300 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891198824] [2022-03-01 17:12:25,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:12:25,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:12:25,300 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:12:25,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:12:25,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:12:25,300 INFO L87 Difference]: Start difference. First operand 12624 states and 25099 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:27,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:12:27,230 INFO L93 Difference]: Finished difference Result 23721 states and 47167 transitions. [2022-03-01 17:12:27,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:12:27,231 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:12:27,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:12:27,266 INFO L225 Difference]: With dead ends: 23721 [2022-03-01 17:12:27,266 INFO L226 Difference]: Without dead ends: 23721 [2022-03-01 17:12:27,267 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 282 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=277, Invalid=1129, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:12:27,267 INFO L933 BasicCegarLoop]: 881 mSDtfsCounter, 1524 mSDsluCounter, 5647 mSDsCounter, 0 mSdLazyCounter, 3712 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1524 SdHoareTripleChecker+Valid, 6527 SdHoareTripleChecker+Invalid, 3836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 3712 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:12:27,267 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1524 Valid, 6527 Invalid, 3836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 3712 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:12:27,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23721 states. [2022-03-01 17:12:27,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23721 to 12638. [2022-03-01 17:12:27,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12638 states, 12559 states have (on average 2.000796241738992) internal successors, (25128), 12637 states have internal predecessors, (25128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:12:27,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12638 states to 12638 states and 25128 transitions. [2022-03-01 17:12:27,512 INFO L78 Accepts]: Start accepts. Automaton has 12638 states and 25128 transitions. Word has length 104 [2022-03-01 17:12:27,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:12:27,513 INFO L470 AbstractCegarLoop]: Abstraction has 12638 states and 25128 transitions. [2022-03-01 17:12:27,513 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:27,513 INFO L276 IsEmpty]: Start isEmpty. Operand 12638 states and 25128 transitions. [2022-03-01 17:12:27,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:12:27,514 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:12:27,514 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:12:27,514 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable266 [2022-03-01 17:12:27,514 INFO L402 AbstractCegarLoop]: === Iteration 268 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:12:27,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:12:27,515 INFO L85 PathProgramCache]: Analyzing trace with hash -520004323, now seen corresponding path program 114 times [2022-03-01 17:12:27,515 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:12:27,515 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399565723] [2022-03-01 17:12:27,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:12:27,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:12:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:12:27,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:12:27,658 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:12:27,658 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399565723] [2022-03-01 17:12:27,658 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399565723] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:12:27,658 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:12:27,658 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:12:27,658 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052121147] [2022-03-01 17:12:27,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:12:27,658 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:12:27,658 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:12:27,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:12:27,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:12:27,659 INFO L87 Difference]: Start difference. First operand 12638 states and 25128 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:30,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:12:30,176 INFO L93 Difference]: Finished difference Result 23636 states and 46997 transitions. [2022-03-01 17:12:30,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:12:30,177 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:12:30,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:12:30,217 INFO L225 Difference]: With dead ends: 23636 [2022-03-01 17:12:30,217 INFO L226 Difference]: Without dead ends: 23636 [2022-03-01 17:12:30,217 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=278, Invalid=1128, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:12:30,218 INFO L933 BasicCegarLoop]: 888 mSDtfsCounter, 1459 mSDsluCounter, 7149 mSDsCounter, 0 mSdLazyCounter, 5512 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1459 SdHoareTripleChecker+Valid, 8036 SdHoareTripleChecker+Invalid, 5602 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 5512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:12:30,218 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1459 Valid, 8036 Invalid, 5602 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 5512 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 17:12:30,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23636 states. [2022-03-01 17:12:30,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23636 to 12638. [2022-03-01 17:12:30,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12638 states, 12559 states have (on average 2.000796241738992) internal successors, (25128), 12637 states have internal predecessors, (25128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:12:30,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12638 states to 12638 states and 25128 transitions. [2022-03-01 17:12:30,486 INFO L78 Accepts]: Start accepts. Automaton has 12638 states and 25128 transitions. Word has length 104 [2022-03-01 17:12:30,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:12:30,487 INFO L470 AbstractCegarLoop]: Abstraction has 12638 states and 25128 transitions. [2022-03-01 17:12:30,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:30,487 INFO L276 IsEmpty]: Start isEmpty. Operand 12638 states and 25128 transitions. [2022-03-01 17:12:30,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:12:30,488 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:12:30,488 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:12:30,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable267 [2022-03-01 17:12:30,488 INFO L402 AbstractCegarLoop]: === Iteration 269 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:12:30,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:12:30,489 INFO L85 PathProgramCache]: Analyzing trace with hash -151358379, now seen corresponding path program 115 times [2022-03-01 17:12:30,489 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:12:30,489 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373857117] [2022-03-01 17:12:30,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:12:30,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:12:30,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:12:30,655 INFO 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 17:12:30,655 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:12:30,655 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373857117] [2022-03-01 17:12:30,655 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373857117] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:12:30,655 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:12:30,655 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:12:30,655 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450990743] [2022-03-01 17:12:30,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:12:30,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:12:30,655 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:12:30,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:12:30,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:12:30,657 INFO L87 Difference]: Start difference. First operand 12638 states and 25128 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:33,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:12:33,306 INFO L93 Difference]: Finished difference Result 23881 states and 47483 transitions. [2022-03-01 17:12:33,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-01 17:12:33,307 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:12:33,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:12:33,350 INFO L225 Difference]: With dead ends: 23881 [2022-03-01 17:12:33,350 INFO L226 Difference]: Without dead ends: 23881 [2022-03-01 17:12:33,350 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 443 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=423, Invalid=1647, Unknown=0, NotChecked=0, Total=2070 [2022-03-01 17:12:33,350 INFO L933 BasicCegarLoop]: 1035 mSDtfsCounter, 1572 mSDsluCounter, 7157 mSDsCounter, 0 mSdLazyCounter, 5492 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1572 SdHoareTripleChecker+Valid, 8190 SdHoareTripleChecker+Invalid, 5624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 5492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:12:33,350 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1572 Valid, 8190 Invalid, 5624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 5492 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:12:33,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23881 states. [2022-03-01 17:12:33,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23881 to 12652. [2022-03-01 17:12:33,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12652 states, 12573 states have (on average 2.00087489063867) internal successors, (25157), 12651 states have internal predecessors, (25157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:12:33,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12652 states to 12652 states and 25157 transitions. [2022-03-01 17:12:33,630 INFO L78 Accepts]: Start accepts. Automaton has 12652 states and 25157 transitions. Word has length 104 [2022-03-01 17:12:33,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:12:33,630 INFO L470 AbstractCegarLoop]: Abstraction has 12652 states and 25157 transitions. [2022-03-01 17:12:33,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:33,631 INFO L276 IsEmpty]: Start isEmpty. Operand 12652 states and 25157 transitions. [2022-03-01 17:12:33,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:12:33,632 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:12:33,632 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:12:33,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable268 [2022-03-01 17:12:33,632 INFO L402 AbstractCegarLoop]: === Iteration 270 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:12:33,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:12:33,632 INFO L85 PathProgramCache]: Analyzing trace with hash 2055630137, now seen corresponding path program 149 times [2022-03-01 17:12:33,632 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:12:33,632 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879690040] [2022-03-01 17:12:33,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:12:33,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:12:33,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:12:33,767 INFO 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 17:12:33,767 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:12:33,767 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879690040] [2022-03-01 17:12:33,767 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879690040] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:12:33,767 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:12:33,767 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:12:33,767 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442320574] [2022-03-01 17:12:33,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:12:33,768 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:12:33,768 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:12:33,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:12:33,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:12:33,768 INFO L87 Difference]: Start difference. First operand 12652 states and 25157 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:35,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:12:35,764 INFO L93 Difference]: Finished difference Result 33561 states and 66735 transitions. [2022-03-01 17:12:35,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-01 17:12:35,764 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:12:35,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:12:35,831 INFO L225 Difference]: With dead ends: 33561 [2022-03-01 17:12:35,831 INFO L226 Difference]: Without dead ends: 33561 [2022-03-01 17:12:35,831 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 454 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=325, Invalid=1567, Unknown=0, NotChecked=0, Total=1892 [2022-03-01 17:12:35,832 INFO L933 BasicCegarLoop]: 1083 mSDtfsCounter, 2330 mSDsluCounter, 7218 mSDsCounter, 0 mSdLazyCounter, 4009 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2330 SdHoareTripleChecker+Valid, 8301 SdHoareTripleChecker+Invalid, 4068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 4009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:12:35,832 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2330 Valid, 8301 Invalid, 4068 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 4009 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:12:35,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33561 states. [2022-03-01 17:12:36,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33561 to 12684. [2022-03-01 17:12:36,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12684 states, 12605 states have (on average 2.000952003173344) internal successors, (25222), 12683 states have internal predecessors, (25222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:12:36,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12684 states to 12684 states and 25222 transitions. [2022-03-01 17:12:36,224 INFO L78 Accepts]: Start accepts. Automaton has 12684 states and 25222 transitions. Word has length 104 [2022-03-01 17:12:36,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:12:36,224 INFO L470 AbstractCegarLoop]: Abstraction has 12684 states and 25222 transitions. [2022-03-01 17:12:36,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:36,224 INFO L276 IsEmpty]: Start isEmpty. Operand 12684 states and 25222 transitions. [2022-03-01 17:12:36,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:12:36,226 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:12:36,226 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:12:36,226 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable269 [2022-03-01 17:12:36,226 INFO L402 AbstractCegarLoop]: === Iteration 271 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:12:36,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:12:36,226 INFO L85 PathProgramCache]: Analyzing trace with hash -1386176803, now seen corresponding path program 116 times [2022-03-01 17:12:36,226 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:12:36,226 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580030720] [2022-03-01 17:12:36,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:12:36,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:12:36,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:12:36,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:12:36,346 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:12:36,346 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580030720] [2022-03-01 17:12:36,346 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580030720] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:12:36,346 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:12:36,346 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:12:36,346 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763389469] [2022-03-01 17:12:36,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:12:36,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:12:36,347 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:12:36,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:12:36,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:12:36,347 INFO L87 Difference]: Start difference. First operand 12684 states and 25222 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:38,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:12:38,993 INFO L93 Difference]: Finished difference Result 33527 states and 66660 transitions. [2022-03-01 17:12:38,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-01 17:12:38,993 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:12:38,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:12:39,052 INFO L225 Difference]: With dead ends: 33527 [2022-03-01 17:12:39,052 INFO L226 Difference]: Without dead ends: 33527 [2022-03-01 17:12:39,053 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 596 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=470, Invalid=1980, Unknown=0, NotChecked=0, Total=2450 [2022-03-01 17:12:39,053 INFO L933 BasicCegarLoop]: 1192 mSDtfsCounter, 2275 mSDsluCounter, 9725 mSDsCounter, 0 mSdLazyCounter, 7439 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2275 SdHoareTripleChecker+Valid, 10914 SdHoareTripleChecker+Invalid, 7578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 7439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:12:39,053 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2275 Valid, 10914 Invalid, 7578 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 7439 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 17:12:39,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33527 states. [2022-03-01 17:12:39,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33527 to 12576. [2022-03-01 17:12:39,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12576 states, 12497 states have (on average 2.0006401536368728) internal successors, (25002), 12575 states have internal predecessors, (25002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:12:39,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12576 states to 12576 states and 25002 transitions. [2022-03-01 17:12:39,360 INFO L78 Accepts]: Start accepts. Automaton has 12576 states and 25002 transitions. Word has length 104 [2022-03-01 17:12:39,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:12:39,360 INFO L470 AbstractCegarLoop]: Abstraction has 12576 states and 25002 transitions. [2022-03-01 17:12:39,360 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:39,360 INFO L276 IsEmpty]: Start isEmpty. Operand 12576 states and 25002 transitions. [2022-03-01 17:12:39,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:12:39,361 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:12:39,361 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:12:39,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable270 [2022-03-01 17:12:39,361 INFO L402 AbstractCegarLoop]: === Iteration 272 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:12:39,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:12:39,362 INFO L85 PathProgramCache]: Analyzing trace with hash -1605731567, now seen corresponding path program 150 times [2022-03-01 17:12:39,362 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:12:39,362 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690590648] [2022-03-01 17:12:39,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:12:39,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:12:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:12:39,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:12:39,469 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:12:39,469 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690590648] [2022-03-01 17:12:39,469 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1690590648] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:12:39,469 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:12:39,469 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:12:39,469 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816910074] [2022-03-01 17:12:39,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:12:39,470 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:12:39,470 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:12:39,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:12:39,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:12:39,470 INFO L87 Difference]: Start difference. First operand 12576 states and 25002 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:41,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:12:41,371 INFO L93 Difference]: Finished difference Result 34130 states and 67871 transitions. [2022-03-01 17:12:41,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-01 17:12:41,372 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:12:41,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:12:41,422 INFO L225 Difference]: With dead ends: 34130 [2022-03-01 17:12:41,423 INFO L226 Difference]: Without dead ends: 34130 [2022-03-01 17:12:41,423 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 404 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=302, Invalid=1420, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 17:12:41,423 INFO L933 BasicCegarLoop]: 1091 mSDtfsCounter, 1936 mSDsluCounter, 7844 mSDsCounter, 0 mSdLazyCounter, 5028 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1936 SdHoareTripleChecker+Valid, 8935 SdHoareTripleChecker+Invalid, 5088 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 5028 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:12:41,423 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1936 Valid, 8935 Invalid, 5088 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 5028 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:12:41,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34130 states. [2022-03-01 17:12:41,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34130 to 12616. [2022-03-01 17:12:41,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12616 states, 12537 states have (on average 2.0007178750897343) internal successors, (25083), 12615 states have internal predecessors, (25083), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:12:41,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12616 states to 12616 states and 25083 transitions. [2022-03-01 17:12:41,695 INFO L78 Accepts]: Start accepts. Automaton has 12616 states and 25083 transitions. Word has length 104 [2022-03-01 17:12:41,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:12:41,695 INFO L470 AbstractCegarLoop]: Abstraction has 12616 states and 25083 transitions. [2022-03-01 17:12:41,695 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:41,695 INFO L276 IsEmpty]: Start isEmpty. Operand 12616 states and 25083 transitions. [2022-03-01 17:12:41,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:12:41,697 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:12:41,697 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:12:41,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable271 [2022-03-01 17:12:41,697 INFO L402 AbstractCegarLoop]: === Iteration 273 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:12:41,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:12:41,697 INFO L85 PathProgramCache]: Analyzing trace with hash -1520902895, now seen corresponding path program 151 times [2022-03-01 17:12:41,697 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:12:41,697 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272891835] [2022-03-01 17:12:41,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:12:41,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:12:41,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:12:41,825 INFO 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 17:12:41,825 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:12:41,825 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272891835] [2022-03-01 17:12:41,825 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272891835] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:12:41,825 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:12:41,826 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:12:41,826 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548571315] [2022-03-01 17:12:41,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:12:41,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:12:41,826 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:12:41,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:12:41,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:12:41,826 INFO L87 Difference]: Start difference. First operand 12616 states and 25083 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:44,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:12:44,072 INFO L93 Difference]: Finished difference Result 34231 states and 68073 transitions. [2022-03-01 17:12:44,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-01 17:12:44,072 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:12:44,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:12:44,125 INFO L225 Difference]: With dead ends: 34231 [2022-03-01 17:12:44,125 INFO L226 Difference]: Without dead ends: 34231 [2022-03-01 17:12:44,125 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 384 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=281, Invalid=1359, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 17:12:44,125 INFO L933 BasicCegarLoop]: 1075 mSDtfsCounter, 1839 mSDsluCounter, 8106 mSDsCounter, 0 mSdLazyCounter, 5150 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1839 SdHoareTripleChecker+Valid, 9181 SdHoareTripleChecker+Invalid, 5228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 5150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:12:44,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1839 Valid, 9181 Invalid, 5228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 5150 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 17:12:44,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34231 states. [2022-03-01 17:12:44,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34231 to 12628. [2022-03-01 17:12:44,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12628 states, 12549 states have (on average 2.000796876245119) internal successors, (25108), 12627 states have internal predecessors, (25108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:12:44,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12628 states to 12628 states and 25108 transitions. [2022-03-01 17:12:44,424 INFO L78 Accepts]: Start accepts. Automaton has 12628 states and 25108 transitions. Word has length 104 [2022-03-01 17:12:44,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:12:44,424 INFO L470 AbstractCegarLoop]: Abstraction has 12628 states and 25108 transitions. [2022-03-01 17:12:44,425 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:44,425 INFO L276 IsEmpty]: Start isEmpty. Operand 12628 states and 25108 transitions. [2022-03-01 17:12:44,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:12:44,426 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:12:44,426 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:12:44,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272 [2022-03-01 17:12:44,426 INFO L402 AbstractCegarLoop]: === Iteration 274 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:12:44,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:12:44,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1853488435, now seen corresponding path program 152 times [2022-03-01 17:12:44,426 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:12:44,426 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118911786] [2022-03-01 17:12:44,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:12:44,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:12:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:12:44,588 INFO 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 17:12:44,588 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:12:44,589 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118911786] [2022-03-01 17:12:44,589 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118911786] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:12:44,589 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:12:44,589 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:12:44,589 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381292241] [2022-03-01 17:12:44,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:12:44,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:12:44,589 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:12:44,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:12:44,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:12:44,589 INFO L87 Difference]: Start difference. First operand 12628 states and 25108 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:46,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:12:46,481 INFO L93 Difference]: Finished difference Result 34305 states and 68221 transitions. [2022-03-01 17:12:46,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:12:46,481 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:12:46,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:12:46,531 INFO L225 Difference]: With dead ends: 34305 [2022-03-01 17:12:46,531 INFO L226 Difference]: Without dead ends: 34305 [2022-03-01 17:12:46,532 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 360 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=263, Invalid=1297, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 17:12:46,532 INFO L933 BasicCegarLoop]: 1040 mSDtfsCounter, 1794 mSDsluCounter, 7459 mSDsCounter, 0 mSdLazyCounter, 4356 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1794 SdHoareTripleChecker+Valid, 8499 SdHoareTripleChecker+Invalid, 4432 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 4356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:12:46,532 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1794 Valid, 8499 Invalid, 4432 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 4356 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:12:46,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34305 states. [2022-03-01 17:12:46,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34305 to 12640. [2022-03-01 17:12:46,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12640 states, 12561 states have (on average 2.0008757264549) internal successors, (25133), 12639 states have internal predecessors, (25133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:12:46,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12640 states to 12640 states and 25133 transitions. [2022-03-01 17:12:46,820 INFO L78 Accepts]: Start accepts. Automaton has 12640 states and 25133 transitions. Word has length 104 [2022-03-01 17:12:46,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:12:46,820 INFO L470 AbstractCegarLoop]: Abstraction has 12640 states and 25133 transitions. [2022-03-01 17:12:46,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:46,820 INFO L276 IsEmpty]: Start isEmpty. Operand 12640 states and 25133 transitions. [2022-03-01 17:12:46,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:12:46,821 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:12:46,821 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:12:46,821 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273 [2022-03-01 17:12:46,822 INFO L402 AbstractCegarLoop]: === Iteration 275 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:12:46,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:12:46,822 INFO L85 PathProgramCache]: Analyzing trace with hash 696378223, now seen corresponding path program 153 times [2022-03-01 17:12:46,822 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:12:46,822 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813212278] [2022-03-01 17:12:46,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:12:46,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:12:46,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:12:46,923 INFO 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 17:12:46,923 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:12:46,923 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813212278] [2022-03-01 17:12:46,923 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813212278] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:12:46,923 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:12:46,923 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:12:46,923 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698467234] [2022-03-01 17:12:46,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:12:46,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:12:46,924 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:12:46,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:12:46,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:12:46,924 INFO L87 Difference]: Start difference. First operand 12640 states and 25133 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:48,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:12:48,666 INFO L93 Difference]: Finished difference Result 43882 states and 87261 transitions. [2022-03-01 17:12:48,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-01 17:12:48,666 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:12:48,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:12:48,745 INFO L225 Difference]: With dead ends: 43882 [2022-03-01 17:12:48,746 INFO L226 Difference]: Without dead ends: 43882 [2022-03-01 17:12:48,746 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 458 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=326, Invalid=1566, Unknown=0, NotChecked=0, Total=1892 [2022-03-01 17:12:48,746 INFO L933 BasicCegarLoop]: 1192 mSDtfsCounter, 2217 mSDsluCounter, 8371 mSDsCounter, 0 mSdLazyCounter, 4583 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2217 SdHoareTripleChecker+Valid, 9563 SdHoareTripleChecker+Invalid, 4641 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 4583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:12:48,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2217 Valid, 9563 Invalid, 4641 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 4583 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:12:48,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43882 states. [2022-03-01 17:12:49,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43882 to 12676. [2022-03-01 17:12:49,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12676 states, 12597 states have (on average 2.0009526077637534) internal successors, (25206), 12675 states have internal predecessors, (25206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:12:49,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12676 states to 12676 states and 25206 transitions. [2022-03-01 17:12:49,151 INFO L78 Accepts]: Start accepts. Automaton has 12676 states and 25206 transitions. Word has length 104 [2022-03-01 17:12:49,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:12:49,151 INFO L470 AbstractCegarLoop]: Abstraction has 12676 states and 25206 transitions. [2022-03-01 17:12:49,151 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:49,151 INFO L276 IsEmpty]: Start isEmpty. Operand 12676 states and 25206 transitions. [2022-03-01 17:12:49,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:12:49,152 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:12:49,152 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:12:49,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274 [2022-03-01 17:12:49,153 INFO L402 AbstractCegarLoop]: === Iteration 276 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:12:49,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:12:49,153 INFO L85 PathProgramCache]: Analyzing trace with hash 1338659037, now seen corresponding path program 117 times [2022-03-01 17:12:49,153 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:12:49,153 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500819226] [2022-03-01 17:12:49,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:12:49,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:12:49,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:12:49,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:12:49,267 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:12:49,268 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500819226] [2022-03-01 17:12:49,268 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500819226] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:12:49,268 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:12:49,268 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:12:49,268 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894239170] [2022-03-01 17:12:49,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:12:49,268 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:12:49,268 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:12:49,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:12:49,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:12:49,268 INFO L87 Difference]: Start difference. First operand 12676 states and 25206 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:51,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:12:51,365 INFO L93 Difference]: Finished difference Result 44044 states and 87565 transitions. [2022-03-01 17:12:51,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-01 17:12:51,366 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:12:51,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:12:51,443 INFO L225 Difference]: With dead ends: 44044 [2022-03-01 17:12:51,443 INFO L226 Difference]: Without dead ends: 44044 [2022-03-01 17:12:51,444 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 669 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=507, Invalid=2249, Unknown=0, NotChecked=0, Total=2756 [2022-03-01 17:12:51,444 INFO L933 BasicCegarLoop]: 1419 mSDtfsCounter, 2123 mSDsluCounter, 9440 mSDsCounter, 0 mSdLazyCounter, 6371 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2123 SdHoareTripleChecker+Valid, 10858 SdHoareTripleChecker+Invalid, 6458 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 6371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:12:51,444 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2123 Valid, 10858 Invalid, 6458 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 6371 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 17:12:51,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44044 states. [2022-03-01 17:12:51,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44044 to 12580. [2022-03-01 17:12:51,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12580 states, 12501 states have (on average 2.000639948804096) internal successors, (25010), 12579 states have internal predecessors, (25010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:12:51,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12580 states to 12580 states and 25010 transitions. [2022-03-01 17:12:51,814 INFO L78 Accepts]: Start accepts. Automaton has 12580 states and 25010 transitions. Word has length 104 [2022-03-01 17:12:51,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:12:51,814 INFO L470 AbstractCegarLoop]: Abstraction has 12580 states and 25010 transitions. [2022-03-01 17:12:51,814 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:51,814 INFO L276 IsEmpty]: Start isEmpty. Operand 12580 states and 25010 transitions. [2022-03-01 17:12:51,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:12:51,815 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:12:51,816 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:12:51,816 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275 [2022-03-01 17:12:51,816 INFO L402 AbstractCegarLoop]: === Iteration 277 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:12:51,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:12:51,816 INFO L85 PathProgramCache]: Analyzing trace with hash 2019978027, now seen corresponding path program 154 times [2022-03-01 17:12:51,816 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:12:51,816 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679760733] [2022-03-01 17:12:51,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:12:51,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:12:51,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:12:51,971 INFO 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 17:12:51,972 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:12:51,972 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679760733] [2022-03-01 17:12:51,972 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679760733] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:12:51,972 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:12:51,972 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:12:51,972 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244335140] [2022-03-01 17:12:51,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:12:51,972 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:12:51,972 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:12:51,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:12:51,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:12:51,973 INFO L87 Difference]: Start difference. First operand 12580 states and 25010 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:54,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:12:54,318 INFO L93 Difference]: Finished difference Result 53058 states and 105499 transitions. [2022-03-01 17:12:54,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-01 17:12:54,318 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:12:54,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:12:54,445 INFO L225 Difference]: With dead ends: 53058 [2022-03-01 17:12:54,445 INFO L226 Difference]: Without dead ends: 53058 [2022-03-01 17:12:54,445 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 523 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=352, Invalid=1718, Unknown=0, NotChecked=0, Total=2070 [2022-03-01 17:12:54,445 INFO L933 BasicCegarLoop]: 1260 mSDtfsCounter, 2217 mSDsluCounter, 9440 mSDsCounter, 0 mSdLazyCounter, 5526 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2217 SdHoareTripleChecker+Valid, 10700 SdHoareTripleChecker+Invalid, 5584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 5526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:12:54,445 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2217 Valid, 10700 Invalid, 5584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 5526 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 17:12:54,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53058 states. [2022-03-01 17:12:54,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53058 to 12676. [2022-03-01 17:12:54,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12676 states, 12597 states have (on average 2.0009526077637534) internal successors, (25206), 12675 states have internal predecessors, (25206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:12:54,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12676 states to 12676 states and 25206 transitions. [2022-03-01 17:12:54,935 INFO L78 Accepts]: Start accepts. Automaton has 12676 states and 25206 transitions. Word has length 104 [2022-03-01 17:12:54,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:12:54,935 INFO L470 AbstractCegarLoop]: Abstraction has 12676 states and 25206 transitions. [2022-03-01 17:12:54,935 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:54,935 INFO L276 IsEmpty]: Start isEmpty. Operand 12676 states and 25206 transitions. [2022-03-01 17:12:54,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:12:54,936 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:12:54,936 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:12:54,936 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable276 [2022-03-01 17:12:54,936 INFO L402 AbstractCegarLoop]: === Iteration 278 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:12:54,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:12:54,937 INFO L85 PathProgramCache]: Analyzing trace with hash -1632708455, now seen corresponding path program 118 times [2022-03-01 17:12:54,937 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:12:54,937 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791950400] [2022-03-01 17:12:54,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:12:54,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:12:54,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:12:55,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:12:55,035 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:12:55,035 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791950400] [2022-03-01 17:12:55,035 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791950400] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:12:55,035 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:12:55,035 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:12:55,035 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835241141] [2022-03-01 17:12:55,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:12:55,035 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:12:55,036 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:12:55,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:12:55,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:12:55,036 INFO L87 Difference]: Start difference. First operand 12676 states and 25206 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:58,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:12:58,894 INFO L93 Difference]: Finished difference Result 53512 states and 106382 transitions. [2022-03-01 17:12:58,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-01 17:12:58,894 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:12:58,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:12:58,983 INFO L225 Difference]: With dead ends: 53512 [2022-03-01 17:12:58,983 INFO L226 Difference]: Without dead ends: 53512 [2022-03-01 17:12:58,983 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 669 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=507, Invalid=2249, Unknown=0, NotChecked=0, Total=2756 [2022-03-01 17:12:58,983 INFO L933 BasicCegarLoop]: 1637 mSDtfsCounter, 2111 mSDsluCounter, 11332 mSDsCounter, 0 mSdLazyCounter, 8730 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2111 SdHoareTripleChecker+Valid, 12968 SdHoareTripleChecker+Invalid, 8807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 8730 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:12:58,983 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2111 Valid, 12968 Invalid, 8807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 8730 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-03-01 17:12:59,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53512 states. [2022-03-01 17:12:59,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53512 to 12570. [2022-03-01 17:12:59,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12570 states, 12491 states have (on average 2.000640461132015) internal successors, (24990), 12569 states have internal predecessors, (24990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:12:59,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12570 states to 12570 states and 24990 transitions. [2022-03-01 17:12:59,393 INFO L78 Accepts]: Start accepts. Automaton has 12570 states and 24990 transitions. Word has length 104 [2022-03-01 17:12:59,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:12:59,394 INFO L470 AbstractCegarLoop]: Abstraction has 12570 states and 24990 transitions. [2022-03-01 17:12:59,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:12:59,394 INFO L276 IsEmpty]: Start isEmpty. Operand 12570 states and 24990 transitions. [2022-03-01 17:12:59,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:12:59,395 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:12:59,395 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:12:59,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable277 [2022-03-01 17:12:59,395 INFO L402 AbstractCegarLoop]: === Iteration 279 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:12:59,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:12:59,395 INFO L85 PathProgramCache]: Analyzing trace with hash 1034189073, now seen corresponding path program 155 times [2022-03-01 17:12:59,395 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:12:59,395 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598130555] [2022-03-01 17:12:59,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:12:59,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:12:59,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:12:59,560 INFO 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 17:12:59,561 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:12:59,561 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598130555] [2022-03-01 17:12:59,561 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598130555] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:12:59,561 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:12:59,561 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:12:59,561 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881522476] [2022-03-01 17:12:59,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:12:59,561 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:12:59,561 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:12:59,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:12:59,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:12:59,562 INFO L87 Difference]: Start difference. First operand 12570 states and 24990 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:02,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:02,255 INFO L93 Difference]: Finished difference Result 37644 states and 74854 transitions. [2022-03-01 17:13:02,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:13:02,255 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:02,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:02,314 INFO L225 Difference]: With dead ends: 37644 [2022-03-01 17:13:02,314 INFO L226 Difference]: Without dead ends: 37644 [2022-03-01 17:13:02,315 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 256 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=240, Invalid=1092, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 17:13:02,315 INFO L933 BasicCegarLoop]: 1044 mSDtfsCounter, 1768 mSDsluCounter, 8710 mSDsCounter, 0 mSdLazyCounter, 6350 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1768 SdHoareTripleChecker+Valid, 9754 SdHoareTripleChecker+Invalid, 6390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 6350 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:02,315 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1768 Valid, 9754 Invalid, 6390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 6350 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-01 17:13:02,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37644 states. [2022-03-01 17:13:02,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37644 to 12624. [2022-03-01 17:13:02,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12624 states, 12545 states have (on average 2.0007174172977282) internal successors, (25099), 12623 states have internal predecessors, (25099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:13:02,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12624 states to 12624 states and 25099 transitions. [2022-03-01 17:13:02,625 INFO L78 Accepts]: Start accepts. Automaton has 12624 states and 25099 transitions. Word has length 104 [2022-03-01 17:13:02,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:13:02,625 INFO L470 AbstractCegarLoop]: Abstraction has 12624 states and 25099 transitions. [2022-03-01 17:13:02,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:02,625 INFO L276 IsEmpty]: Start isEmpty. Operand 12624 states and 25099 transitions. [2022-03-01 17:13:02,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:13:02,626 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:13:02,626 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:13:02,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable278 [2022-03-01 17:13:02,626 INFO L402 AbstractCegarLoop]: === Iteration 280 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:13:02,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:13:02,627 INFO L85 PathProgramCache]: Analyzing trace with hash 1119017745, now seen corresponding path program 156 times [2022-03-01 17:13:02,627 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:13:02,627 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260646148] [2022-03-01 17:13:02,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:13:02,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:13:02,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:13:02,764 INFO 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 17:13:02,764 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:13:02,764 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260646148] [2022-03-01 17:13:02,764 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260646148] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:13:02,764 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:13:02,764 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:13:02,764 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524260834] [2022-03-01 17:13:02,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:13:02,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:13:02,764 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:13:02,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:13:02,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:13:02,765 INFO L87 Difference]: Start difference. First operand 12624 states and 25099 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:05,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:05,789 INFO L93 Difference]: Finished difference Result 37745 states and 75056 transitions. [2022-03-01 17:13:05,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 17:13:05,789 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:05,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:05,868 INFO L225 Difference]: With dead ends: 37745 [2022-03-01 17:13:05,868 INFO L226 Difference]: Without dead ends: 37745 [2022-03-01 17:13:05,868 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 260 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=236, Invalid=1096, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 17:13:05,868 INFO L933 BasicCegarLoop]: 1058 mSDtfsCounter, 1656 mSDsluCounter, 8722 mSDsCounter, 0 mSdLazyCounter, 6419 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1656 SdHoareTripleChecker+Valid, 9780 SdHoareTripleChecker+Invalid, 6483 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 6419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:05,868 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1656 Valid, 9780 Invalid, 6483 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 6419 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-01 17:13:05,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37745 states. [2022-03-01 17:13:06,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37745 to 12636. [2022-03-01 17:13:06,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12636 states, 12557 states have (on average 2.0007963685593695) internal successors, (25124), 12635 states have internal predecessors, (25124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:13:06,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12636 states to 12636 states and 25124 transitions. [2022-03-01 17:13:06,249 INFO L78 Accepts]: Start accepts. Automaton has 12636 states and 25124 transitions. Word has length 104 [2022-03-01 17:13:06,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:13:06,249 INFO L470 AbstractCegarLoop]: Abstraction has 12636 states and 25124 transitions. [2022-03-01 17:13:06,249 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:06,249 INFO L276 IsEmpty]: Start isEmpty. Operand 12636 states and 25124 transitions. [2022-03-01 17:13:06,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:13:06,251 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:13:06,251 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:13:06,251 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable279 [2022-03-01 17:13:06,251 INFO L402 AbstractCegarLoop]: === Iteration 281 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:13:06,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:13:06,251 INFO L85 PathProgramCache]: Analyzing trace with hash 198441779, now seen corresponding path program 157 times [2022-03-01 17:13:06,251 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:13:06,251 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763111901] [2022-03-01 17:13:06,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:13:06,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:13:06,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:13:06,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:13:06,406 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:13:06,406 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763111901] [2022-03-01 17:13:06,406 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763111901] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:13:06,406 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:13:06,406 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:13:06,406 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92234165] [2022-03-01 17:13:06,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:13:06,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:13:06,407 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:13:06,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:13:06,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:13:06,407 INFO L87 Difference]: Start difference. First operand 12636 states and 25124 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:08,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:08,741 INFO L93 Difference]: Finished difference Result 37819 states and 75204 transitions. [2022-03-01 17:13:08,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:13:08,742 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:08,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:08,814 INFO L225 Difference]: With dead ends: 37819 [2022-03-01 17:13:08,814 INFO L226 Difference]: Without dead ends: 37819 [2022-03-01 17:13:08,814 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=234, Invalid=1098, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 17:13:08,814 INFO L933 BasicCegarLoop]: 1023 mSDtfsCounter, 1609 mSDsluCounter, 7792 mSDsCounter, 0 mSdLazyCounter, 5226 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1609 SdHoareTripleChecker+Valid, 8815 SdHoareTripleChecker+Invalid, 5287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 5226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:08,814 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1609 Valid, 8815 Invalid, 5287 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 5226 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:13:08,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37819 states. [2022-03-01 17:13:09,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37819 to 12648. [2022-03-01 17:13:09,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12648 states, 12569 states have (on average 2.0008751690667514) internal successors, (25149), 12647 states have internal predecessors, (25149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:13:09,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12648 states to 12648 states and 25149 transitions. [2022-03-01 17:13:09,158 INFO L78 Accepts]: Start accepts. Automaton has 12648 states and 25149 transitions. Word has length 104 [2022-03-01 17:13:09,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:13:09,158 INFO L470 AbstractCegarLoop]: Abstraction has 12648 states and 25149 transitions. [2022-03-01 17:13:09,159 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:09,159 INFO L276 IsEmpty]: Start isEmpty. Operand 12648 states and 25149 transitions. [2022-03-01 17:13:09,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:13:09,160 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:13:09,160 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:13:09,160 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable280 [2022-03-01 17:13:09,160 INFO L402 AbstractCegarLoop]: === Iteration 282 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:13:09,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:13:09,160 INFO L85 PathProgramCache]: Analyzing trace with hash -958668433, now seen corresponding path program 158 times [2022-03-01 17:13:09,160 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:13:09,160 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494923545] [2022-03-01 17:13:09,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:13:09,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:13:09,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:13:09,311 INFO 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 17:13:09,312 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:13:09,312 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494923545] [2022-03-01 17:13:09,312 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494923545] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:13:09,312 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:13:09,312 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:13:09,312 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976171395] [2022-03-01 17:13:09,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:13:09,312 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:13:09,312 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:13:09,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:13:09,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:13:09,312 INFO L87 Difference]: Start difference. First operand 12648 states and 25149 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:11,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:11,490 INFO L93 Difference]: Finished difference Result 37772 states and 75110 transitions. [2022-03-01 17:13:11,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:13:11,490 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:11,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:11,565 INFO L225 Difference]: With dead ends: 37772 [2022-03-01 17:13:11,566 INFO L226 Difference]: Without dead ends: 37772 [2022-03-01 17:13:11,566 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 357 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=284, Invalid=1356, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 17:13:11,566 INFO L933 BasicCegarLoop]: 1076 mSDtfsCounter, 1966 mSDsluCounter, 7855 mSDsCounter, 0 mSdLazyCounter, 4611 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1966 SdHoareTripleChecker+Valid, 8931 SdHoareTripleChecker+Invalid, 4663 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 4611 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:11,566 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1966 Valid, 8931 Invalid, 4663 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 4611 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:13:11,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37772 states. [2022-03-01 17:13:11,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37772 to 12684. [2022-03-01 17:13:11,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12684 states, 12605 states have (on average 2.000952003173344) internal successors, (25222), 12683 states have internal predecessors, (25222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:13:11,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12684 states to 12684 states and 25222 transitions. [2022-03-01 17:13:11,901 INFO L78 Accepts]: Start accepts. Automaton has 12684 states and 25222 transitions. Word has length 104 [2022-03-01 17:13:11,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:13:11,901 INFO L470 AbstractCegarLoop]: Abstraction has 12684 states and 25222 transitions. [2022-03-01 17:13:11,901 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:11,901 INFO L276 IsEmpty]: Start isEmpty. Operand 12684 states and 25222 transitions. [2022-03-01 17:13:11,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:13:11,903 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:13:11,903 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:13:11,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable281 [2022-03-01 17:13:11,903 INFO L402 AbstractCegarLoop]: === Iteration 283 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:13:11,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:13:11,903 INFO L85 PathProgramCache]: Analyzing trace with hash -316387619, now seen corresponding path program 119 times [2022-03-01 17:13:11,903 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:13:11,903 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760197253] [2022-03-01 17:13:11,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:13:11,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:13:11,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:13:12,005 INFO 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 17:13:12,005 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:13:12,005 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760197253] [2022-03-01 17:13:12,005 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760197253] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:13:12,005 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:13:12,005 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:13:12,005 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984105443] [2022-03-01 17:13:12,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:13:12,005 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:13:12,005 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:13:12,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:13:12,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:13:12,006 INFO L87 Difference]: Start difference. First operand 12684 states and 25222 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:15,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:15,399 INFO L93 Difference]: Finished difference Result 38004 states and 75554 transitions. [2022-03-01 17:13:15,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 17:13:15,399 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:15,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:15,460 INFO L225 Difference]: With dead ends: 38004 [2022-03-01 17:13:15,460 INFO L226 Difference]: Without dead ends: 38004 [2022-03-01 17:13:15,460 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 578 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=433, Invalid=2117, Unknown=0, NotChecked=0, Total=2550 [2022-03-01 17:13:15,460 INFO L933 BasicCegarLoop]: 1301 mSDtfsCounter, 1936 mSDsluCounter, 10413 mSDsCounter, 0 mSdLazyCounter, 9201 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1936 SdHoareTripleChecker+Valid, 11711 SdHoareTripleChecker+Invalid, 9267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 9201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:15,461 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1936 Valid, 11711 Invalid, 9267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 9201 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-01 17:13:15,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38004 states. [2022-03-01 17:13:15,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38004 to 12640. [2022-03-01 17:13:15,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12640 states, 12561 states have (on average 2.0009553379508) internal successors, (25134), 12639 states have internal predecessors, (25134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:13:15,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12640 states to 12640 states and 25134 transitions. [2022-03-01 17:13:15,787 INFO L78 Accepts]: Start accepts. Automaton has 12640 states and 25134 transitions. Word has length 104 [2022-03-01 17:13:15,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:13:15,787 INFO L470 AbstractCegarLoop]: Abstraction has 12640 states and 25134 transitions. [2022-03-01 17:13:15,787 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:15,787 INFO L276 IsEmpty]: Start isEmpty. Operand 12640 states and 25134 transitions. [2022-03-01 17:13:15,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:13:15,788 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:13:15,788 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:13:15,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable282 [2022-03-01 17:13:15,788 INFO L402 AbstractCegarLoop]: === Iteration 284 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:13:15,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:13:15,789 INFO L85 PathProgramCache]: Analyzing trace with hash -1839605069, now seen corresponding path program 159 times [2022-03-01 17:13:15,789 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:13:15,789 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696685261] [2022-03-01 17:13:15,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:13:15,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:13:15,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:13:15,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:13:15,932 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:13:15,932 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696685261] [2022-03-01 17:13:15,932 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696685261] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:13:15,932 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:13:15,932 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:13:15,932 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954941513] [2022-03-01 17:13:15,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:13:15,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:13:15,932 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:13:15,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:13:15,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:13:15,933 INFO L87 Difference]: Start difference. First operand 12640 states and 25134 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:17,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:17,645 INFO L93 Difference]: Finished difference Result 27739 states and 55164 transitions. [2022-03-01 17:13:17,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 17:13:17,645 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:17,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:17,700 INFO L225 Difference]: With dead ends: 27739 [2022-03-01 17:13:17,700 INFO L226 Difference]: Without dead ends: 27739 [2022-03-01 17:13:17,701 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=247, Invalid=1085, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 17:13:17,701 INFO L933 BasicCegarLoop]: 818 mSDtfsCounter, 1340 mSDsluCounter, 5728 mSDsCounter, 0 mSdLazyCounter, 3671 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1340 SdHoareTripleChecker+Valid, 6546 SdHoareTripleChecker+Invalid, 3762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 3671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:17,701 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1340 Valid, 6546 Invalid, 3762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 3671 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:13:17,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27739 states. [2022-03-01 17:13:17,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27739 to 12642. [2022-03-01 17:13:17,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12642 states, 12563 states have (on average 2.000955185863249) internal successors, (25138), 12641 states have internal predecessors, (25138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:13:18,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12642 states to 12642 states and 25138 transitions. [2022-03-01 17:13:18,000 INFO L78 Accepts]: Start accepts. Automaton has 12642 states and 25138 transitions. Word has length 104 [2022-03-01 17:13:18,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:13:18,001 INFO L470 AbstractCegarLoop]: Abstraction has 12642 states and 25138 transitions. [2022-03-01 17:13:18,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:18,001 INFO L276 IsEmpty]: Start isEmpty. Operand 12642 states and 25138 transitions. [2022-03-01 17:13:18,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:13:18,002 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:13:18,002 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:13:18,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283 [2022-03-01 17:13:18,002 INFO L402 AbstractCegarLoop]: === Iteration 285 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:13:18,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:13:18,003 INFO L85 PathProgramCache]: Analyzing trace with hash -1754776397, now seen corresponding path program 160 times [2022-03-01 17:13:18,003 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:13:18,003 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792503364] [2022-03-01 17:13:18,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:13:18,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:13:18,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:13:18,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:13:18,149 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:13:18,149 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792503364] [2022-03-01 17:13:18,149 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792503364] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:13:18,149 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:13:18,149 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:13:18,149 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045803203] [2022-03-01 17:13:18,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:13:18,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:13:18,150 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:13:18,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:13:18,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:13:18,150 INFO L87 Difference]: Start difference. First operand 12642 states and 25138 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:20,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:20,018 INFO L93 Difference]: Finished difference Result 27830 states and 55346 transitions. [2022-03-01 17:13:20,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 17:13:20,018 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:20,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:20,061 INFO L225 Difference]: With dead ends: 27830 [2022-03-01 17:13:20,061 INFO L226 Difference]: Without dead ends: 27830 [2022-03-01 17:13:20,061 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 253 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=245, Invalid=1087, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 17:13:20,061 INFO L933 BasicCegarLoop]: 831 mSDtfsCounter, 1316 mSDsluCounter, 6189 mSDsCounter, 0 mSdLazyCounter, 4328 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1316 SdHoareTripleChecker+Valid, 7020 SdHoareTripleChecker+Invalid, 4412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 4328 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:20,061 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1316 Valid, 7020 Invalid, 4412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 4328 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:13:20,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27830 states. [2022-03-01 17:13:20,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27830 to 12640. [2022-03-01 17:13:20,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12640 states, 12561 states have (on average 2.0009553379508) internal successors, (25134), 12639 states have internal predecessors, (25134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:13:20,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12640 states to 12640 states and 25134 transitions. [2022-03-01 17:13:20,332 INFO L78 Accepts]: Start accepts. Automaton has 12640 states and 25134 transitions. Word has length 104 [2022-03-01 17:13:20,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:13:20,332 INFO L470 AbstractCegarLoop]: Abstraction has 12640 states and 25134 transitions. [2022-03-01 17:13:20,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:20,333 INFO L276 IsEmpty]: Start isEmpty. Operand 12640 states and 25134 transitions. [2022-03-01 17:13:20,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:13:20,334 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:13:20,334 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:13:20,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284 [2022-03-01 17:13:20,334 INFO L402 AbstractCegarLoop]: === Iteration 286 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:13:20,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:13:20,334 INFO L85 PathProgramCache]: Analyzing trace with hash 1619614933, now seen corresponding path program 161 times [2022-03-01 17:13:20,334 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:13:20,334 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205807443] [2022-03-01 17:13:20,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:13:20,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:13:20,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:13:20,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:13:20,444 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:13:20,444 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205807443] [2022-03-01 17:13:20,444 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205807443] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:13:20,444 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:13:20,444 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:13:20,444 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746090414] [2022-03-01 17:13:20,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:13:20,445 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:13:20,445 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:13:20,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:13:20,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:13:20,445 INFO L87 Difference]: Start difference. First operand 12640 states and 25134 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:21,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:21,725 INFO L93 Difference]: Finished difference Result 27965 states and 55612 transitions. [2022-03-01 17:13:21,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 17:13:21,725 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:21,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:21,771 INFO L225 Difference]: With dead ends: 27965 [2022-03-01 17:13:21,772 INFO L226 Difference]: Without dead ends: 27965 [2022-03-01 17:13:21,772 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 253 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=245, Invalid=1087, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 17:13:21,772 INFO L933 BasicCegarLoop]: 840 mSDtfsCounter, 1338 mSDsluCounter, 5394 mSDsCounter, 0 mSdLazyCounter, 3420 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1338 SdHoareTripleChecker+Valid, 6234 SdHoareTripleChecker+Invalid, 3515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 3420 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:21,772 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1338 Valid, 6234 Invalid, 3515 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 3420 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 17:13:21,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27965 states. [2022-03-01 17:13:22,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27965 to 12630. [2022-03-01 17:13:22,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12630 states, 12551 states have (on average 2.000956099115608) internal successors, (25114), 12629 states have internal predecessors, (25114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:13:22,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12630 states to 12630 states and 25114 transitions. [2022-03-01 17:13:22,040 INFO L78 Accepts]: Start accepts. Automaton has 12630 states and 25114 transitions. Word has length 104 [2022-03-01 17:13:22,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:13:22,040 INFO L470 AbstractCegarLoop]: Abstraction has 12630 states and 25114 transitions. [2022-03-01 17:13:22,040 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:22,040 INFO L276 IsEmpty]: Start isEmpty. Operand 12630 states and 25114 transitions. [2022-03-01 17:13:22,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:13:22,041 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:13:22,041 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:13:22,041 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285 [2022-03-01 17:13:22,041 INFO L402 AbstractCegarLoop]: === Iteration 287 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:13:22,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:13:22,042 INFO L85 PathProgramCache]: Analyzing trace with hash 1126236305, now seen corresponding path program 162 times [2022-03-01 17:13:22,042 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:13:22,042 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613686414] [2022-03-01 17:13:22,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:13:22,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:13:22,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:13:22,184 INFO 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 17:13:22,184 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:13:22,184 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613686414] [2022-03-01 17:13:22,184 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613686414] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:13:22,184 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:13:22,184 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:13:22,184 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739363256] [2022-03-01 17:13:22,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:13:22,184 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:13:22,184 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:13:22,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:13:22,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:13:22,185 INFO L87 Difference]: Start difference. First operand 12630 states and 25114 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:24,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:24,411 INFO L93 Difference]: Finished difference Result 27723 states and 55132 transitions. [2022-03-01 17:13:24,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:13:24,412 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:24,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:24,467 INFO L225 Difference]: With dead ends: 27723 [2022-03-01 17:13:24,467 INFO L226 Difference]: Without dead ends: 27723 [2022-03-01 17:13:24,467 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 266 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=268, Invalid=1138, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:13:24,468 INFO L933 BasicCegarLoop]: 846 mSDtfsCounter, 1326 mSDsluCounter, 6902 mSDsCounter, 0 mSdLazyCounter, 5267 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1326 SdHoareTripleChecker+Valid, 7748 SdHoareTripleChecker+Invalid, 5330 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 5267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:24,468 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1326 Valid, 7748 Invalid, 5330 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 5267 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 17:13:24,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27723 states. [2022-03-01 17:13:24,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27723 to 12630. [2022-03-01 17:13:24,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12630 states, 12551 states have (on average 2.000956099115608) internal successors, (25114), 12629 states have internal predecessors, (25114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:13:24,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12630 states to 12630 states and 25114 transitions. [2022-03-01 17:13:24,775 INFO L78 Accepts]: Start accepts. Automaton has 12630 states and 25114 transitions. Word has length 104 [2022-03-01 17:13:24,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:13:24,775 INFO L470 AbstractCegarLoop]: Abstraction has 12630 states and 25114 transitions. [2022-03-01 17:13:24,775 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:24,775 INFO L276 IsEmpty]: Start isEmpty. Operand 12630 states and 25114 transitions. [2022-03-01 17:13:24,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:13:24,777 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:13:24,777 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:13:24,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable286 [2022-03-01 17:13:24,777 INFO L402 AbstractCegarLoop]: === Iteration 288 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:13:24,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:13:24,777 INFO L85 PathProgramCache]: Analyzing trace with hash 1211064977, now seen corresponding path program 163 times [2022-03-01 17:13:24,777 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:13:24,777 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058036051] [2022-03-01 17:13:24,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:13:24,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:13:24,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:13:24,924 INFO 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 17:13:24,924 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:13:24,924 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058036051] [2022-03-01 17:13:24,925 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058036051] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:13:24,925 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:13:24,925 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:13:24,925 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128272961] [2022-03-01 17:13:24,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:13:24,925 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:13:24,925 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:13:24,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:13:24,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:13:24,925 INFO L87 Difference]: Start difference. First operand 12630 states and 25114 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:26,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:26,538 INFO L93 Difference]: Finished difference Result 27865 states and 55412 transitions. [2022-03-01 17:13:26,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:13:26,538 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:26,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:26,595 INFO L225 Difference]: With dead ends: 27865 [2022-03-01 17:13:26,595 INFO L226 Difference]: Without dead ends: 27865 [2022-03-01 17:13:26,595 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 267 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=267, Invalid=1139, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 17:13:26,595 INFO L933 BasicCegarLoop]: 859 mSDtfsCounter, 1343 mSDsluCounter, 5923 mSDsCounter, 0 mSdLazyCounter, 4043 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1343 SdHoareTripleChecker+Valid, 6782 SdHoareTripleChecker+Invalid, 4125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 4043 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:26,595 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1343 Valid, 6782 Invalid, 4125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 4043 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 17:13:26,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27865 states. [2022-03-01 17:13:26,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27865 to 12620. [2022-03-01 17:13:26,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12620 states, 12541 states have (on average 2.0009568614942985) internal successors, (25094), 12619 states have internal predecessors, (25094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:13:26,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12620 states to 12620 states and 25094 transitions. [2022-03-01 17:13:26,887 INFO L78 Accepts]: Start accepts. Automaton has 12620 states and 25094 transitions. Word has length 104 [2022-03-01 17:13:26,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:13:26,887 INFO L470 AbstractCegarLoop]: Abstraction has 12620 states and 25094 transitions. [2022-03-01 17:13:26,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:26,887 INFO L276 IsEmpty]: Start isEmpty. Operand 12620 states and 25094 transitions. [2022-03-01 17:13:26,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:13:26,888 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:13:26,888 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:13:26,888 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable287 [2022-03-01 17:13:26,888 INFO L402 AbstractCegarLoop]: === Iteration 289 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:13:26,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:13:26,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1133057229, now seen corresponding path program 164 times [2022-03-01 17:13:26,889 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:13:26,889 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879305708] [2022-03-01 17:13:26,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:13:26,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:13:26,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:13:27,062 INFO 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 17:13:27,062 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:13:27,062 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879305708] [2022-03-01 17:13:27,062 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879305708] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:13:27,062 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:13:27,062 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:13:27,062 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698665241] [2022-03-01 17:13:27,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:13:27,063 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:13:27,063 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:13:27,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:13:27,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:13:27,063 INFO L87 Difference]: Start difference. First operand 12620 states and 25094 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:29,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:29,502 INFO L93 Difference]: Finished difference Result 27684 states and 55050 transitions. [2022-03-01 17:13:29,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 17:13:29,502 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:29,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:29,545 INFO L225 Difference]: With dead ends: 27684 [2022-03-01 17:13:29,545 INFO L226 Difference]: Without dead ends: 27684 [2022-03-01 17:13:29,545 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 279 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=294, Invalid=1188, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 17:13:29,545 INFO L933 BasicCegarLoop]: 874 mSDtfsCounter, 1404 mSDsluCounter, 6619 mSDsCounter, 0 mSdLazyCounter, 5056 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1404 SdHoareTripleChecker+Valid, 7493 SdHoareTripleChecker+Invalid, 5118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 5056 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:29,545 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1404 Valid, 7493 Invalid, 5118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 5056 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:13:29,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27684 states. [2022-03-01 17:13:29,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27684 to 12576. [2022-03-01 17:13:29,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12576 states, 12497 states have (on average 2.0006401536368728) internal successors, (25002), 12575 states have internal predecessors, (25002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:13:29,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12576 states to 12576 states and 25002 transitions. [2022-03-01 17:13:29,796 INFO L78 Accepts]: Start accepts. Automaton has 12576 states and 25002 transitions. Word has length 104 [2022-03-01 17:13:29,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:13:29,796 INFO L470 AbstractCegarLoop]: Abstraction has 12576 states and 25002 transitions. [2022-03-01 17:13:29,796 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:29,796 INFO L276 IsEmpty]: Start isEmpty. Operand 12576 states and 25002 transitions. [2022-03-01 17:13:29,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:13:29,797 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:13:29,797 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:13:29,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable288 [2022-03-01 17:13:29,798 INFO L402 AbstractCegarLoop]: === Iteration 290 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:13:29,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:13:29,798 INFO L85 PathProgramCache]: Analyzing trace with hash -1579036467, now seen corresponding path program 165 times [2022-03-01 17:13:29,798 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:13:29,798 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261822533] [2022-03-01 17:13:29,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:13:29,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:13:29,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:13:29,936 INFO 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 17:13:29,936 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:13:29,936 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261822533] [2022-03-01 17:13:29,936 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261822533] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:13:29,937 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:13:29,937 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:13:29,937 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260113147] [2022-03-01 17:13:29,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:13:29,937 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:13:29,937 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:13:29,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:13:29,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:13:29,937 INFO L87 Difference]: Start difference. First operand 12576 states and 25002 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:32,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:32,717 INFO L93 Difference]: Finished difference Result 47060 states and 93570 transitions. [2022-03-01 17:13:32,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-01 17:13:32,717 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:32,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:32,887 INFO L225 Difference]: With dead ends: 47060 [2022-03-01 17:13:32,887 INFO L226 Difference]: Without dead ends: 47060 [2022-03-01 17:13:32,887 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 397 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=300, Invalid=1422, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 17:13:32,887 INFO L933 BasicCegarLoop]: 1157 mSDtfsCounter, 1807 mSDsluCounter, 9000 mSDsCounter, 0 mSdLazyCounter, 5901 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1807 SdHoareTripleChecker+Valid, 10157 SdHoareTripleChecker+Invalid, 5952 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 5901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:32,888 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1807 Valid, 10157 Invalid, 5952 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 5901 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-01 17:13:32,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47060 states. [2022-03-01 17:13:33,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47060 to 12616. [2022-03-01 17:13:33,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12616 states, 12537 states have (on average 2.0007178750897343) internal successors, (25083), 12615 states have internal predecessors, (25083), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:13:33,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12616 states to 12616 states and 25083 transitions. [2022-03-01 17:13:33,275 INFO L78 Accepts]: Start accepts. Automaton has 12616 states and 25083 transitions. Word has length 104 [2022-03-01 17:13:33,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:13:33,276 INFO L470 AbstractCegarLoop]: Abstraction has 12616 states and 25083 transitions. [2022-03-01 17:13:33,276 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:33,276 INFO L276 IsEmpty]: Start isEmpty. Operand 12616 states and 25083 transitions. [2022-03-01 17:13:33,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:13:33,277 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:13:33,277 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:13:33,277 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289 [2022-03-01 17:13:33,277 INFO L402 AbstractCegarLoop]: === Iteration 291 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:13:33,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:13:33,278 INFO L85 PathProgramCache]: Analyzing trace with hash -1494207795, now seen corresponding path program 166 times [2022-03-01 17:13:33,278 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:13:33,278 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940113937] [2022-03-01 17:13:33,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:13:33,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:13:33,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:13:33,439 INFO 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 17:13:33,439 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:13:33,439 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940113937] [2022-03-01 17:13:33,439 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940113937] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:13:33,439 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:13:33,439 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:13:33,439 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105966578] [2022-03-01 17:13:33,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:13:33,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:13:33,439 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:13:33,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:13:33,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:13:33,440 INFO L87 Difference]: Start difference. First operand 12616 states and 25083 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:35,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:35,972 INFO L93 Difference]: Finished difference Result 47161 states and 93772 transitions. [2022-03-01 17:13:35,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-01 17:13:35,972 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:35,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:36,075 INFO L225 Difference]: With dead ends: 47161 [2022-03-01 17:13:36,075 INFO L226 Difference]: Without dead ends: 47161 [2022-03-01 17:13:36,075 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 374 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=281, Invalid=1359, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 17:13:36,075 INFO L933 BasicCegarLoop]: 1204 mSDtfsCounter, 1716 mSDsluCounter, 9057 mSDsCounter, 0 mSdLazyCounter, 6173 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1716 SdHoareTripleChecker+Valid, 10261 SdHoareTripleChecker+Invalid, 6230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 6173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:36,076 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1716 Valid, 10261 Invalid, 6230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 6173 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 17:13:36,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47161 states. [2022-03-01 17:13:36,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47161 to 12628. [2022-03-01 17:13:36,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12628 states, 12549 states have (on average 2.000796876245119) internal successors, (25108), 12627 states have internal predecessors, (25108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:13:36,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12628 states to 12628 states and 25108 transitions. [2022-03-01 17:13:36,481 INFO L78 Accepts]: Start accepts. Automaton has 12628 states and 25108 transitions. Word has length 104 [2022-03-01 17:13:36,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:13:36,481 INFO L470 AbstractCegarLoop]: Abstraction has 12628 states and 25108 transitions. [2022-03-01 17:13:36,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:36,481 INFO L276 IsEmpty]: Start isEmpty. Operand 12628 states and 25108 transitions. [2022-03-01 17:13:36,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:13:36,482 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:13:36,482 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:13:36,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable290 [2022-03-01 17:13:36,482 INFO L402 AbstractCegarLoop]: === Iteration 292 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:13:36,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:13:36,483 INFO L85 PathProgramCache]: Analyzing trace with hash 1880183535, now seen corresponding path program 167 times [2022-03-01 17:13:36,483 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:13:36,483 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596423130] [2022-03-01 17:13:36,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:13:36,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:13:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:13:36,592 INFO 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 17:13:36,593 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:13:36,593 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596423130] [2022-03-01 17:13:36,593 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596423130] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:13:36,593 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:13:36,593 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:13:36,593 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217742823] [2022-03-01 17:13:36,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:13:36,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:13:36,593 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:13:36,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:13:36,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:13:36,594 INFO L87 Difference]: Start difference. First operand 12628 states and 25108 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:38,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:38,635 INFO L93 Difference]: Finished difference Result 47235 states and 93920 transitions. [2022-03-01 17:13:38,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 17:13:38,635 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:38,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:38,711 INFO L225 Difference]: With dead ends: 47235 [2022-03-01 17:13:38,711 INFO L226 Difference]: Without dead ends: 47235 [2022-03-01 17:13:38,711 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 349 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=265, Invalid=1295, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 17:13:38,711 INFO L933 BasicCegarLoop]: 1169 mSDtfsCounter, 1650 mSDsluCounter, 8372 mSDsCounter, 0 mSdLazyCounter, 5316 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1650 SdHoareTripleChecker+Valid, 9541 SdHoareTripleChecker+Invalid, 5377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 5316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:38,712 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1650 Valid, 9541 Invalid, 5377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 5316 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:13:38,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47235 states. [2022-03-01 17:13:39,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47235 to 12640. [2022-03-01 17:13:39,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12640 states, 12561 states have (on average 2.0008757264549) internal successors, (25133), 12639 states have internal predecessors, (25133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:13:39,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12640 states to 12640 states and 25133 transitions. [2022-03-01 17:13:39,060 INFO L78 Accepts]: Start accepts. Automaton has 12640 states and 25133 transitions. Word has length 104 [2022-03-01 17:13:39,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:13:39,061 INFO L470 AbstractCegarLoop]: Abstraction has 12640 states and 25133 transitions. [2022-03-01 17:13:39,061 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:39,061 INFO L276 IsEmpty]: Start isEmpty. Operand 12640 states and 25133 transitions. [2022-03-01 17:13:39,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:13:39,062 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:13:39,062 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:13:39,062 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable291 [2022-03-01 17:13:39,062 INFO L402 AbstractCegarLoop]: === Iteration 293 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:13:39,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:13:39,062 INFO L85 PathProgramCache]: Analyzing trace with hash 723073323, now seen corresponding path program 168 times [2022-03-01 17:13:39,062 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:13:39,062 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25007489] [2022-03-01 17:13:39,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:13:39,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:13:39,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:13:39,239 INFO 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 17:13:39,239 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:13:39,239 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25007489] [2022-03-01 17:13:39,240 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25007489] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:13:39,240 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:13:39,240 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:13:39,240 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886100923] [2022-03-01 17:13:39,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:13:39,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:13:39,240 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:13:39,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:13:39,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:13:39,240 INFO L87 Difference]: Start difference. First operand 12640 states and 25133 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:42,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:42,215 INFO L93 Difference]: Finished difference Result 56907 states and 113150 transitions. [2022-03-01 17:13:42,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-01 17:13:42,216 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:42,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:42,356 INFO L225 Difference]: With dead ends: 56907 [2022-03-01 17:13:42,356 INFO L226 Difference]: Without dead ends: 56907 [2022-03-01 17:13:42,357 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 456 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=320, Invalid=1572, Unknown=0, NotChecked=0, Total=1892 [2022-03-01 17:13:42,357 INFO L933 BasicCegarLoop]: 1190 mSDtfsCounter, 2185 mSDsluCounter, 9505 mSDsCounter, 0 mSdLazyCounter, 5743 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2185 SdHoareTripleChecker+Valid, 10695 SdHoareTripleChecker+Invalid, 5793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 5743 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:42,357 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2185 Valid, 10695 Invalid, 5793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 5743 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-01 17:13:42,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56907 states. [2022-03-01 17:13:42,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56907 to 12676. [2022-03-01 17:13:42,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12676 states, 12597 states have (on average 2.0009526077637534) internal successors, (25206), 12675 states have internal predecessors, (25206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:13:42,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12676 states to 12676 states and 25206 transitions. [2022-03-01 17:13:42,877 INFO L78 Accepts]: Start accepts. Automaton has 12676 states and 25206 transitions. Word has length 104 [2022-03-01 17:13:42,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:13:42,878 INFO L470 AbstractCegarLoop]: Abstraction has 12676 states and 25206 transitions. [2022-03-01 17:13:42,878 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:42,878 INFO L276 IsEmpty]: Start isEmpty. Operand 12676 states and 25206 transitions. [2022-03-01 17:13:42,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:13:42,879 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:13:42,879 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:13:42,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable292 [2022-03-01 17:13:42,879 INFO L402 AbstractCegarLoop]: === Iteration 294 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:13:42,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:13:42,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1365354137, now seen corresponding path program 120 times [2022-03-01 17:13:42,880 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:13:42,880 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827496659] [2022-03-01 17:13:42,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:13:42,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:13:42,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:13:43,014 INFO 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 17:13:43,015 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:13:43,015 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827496659] [2022-03-01 17:13:43,015 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827496659] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:13:43,015 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:13:43,015 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:13:43,015 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135443339] [2022-03-01 17:13:43,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:13:43,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:13:43,015 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:13:43,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:13:43,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:13:43,016 INFO L87 Difference]: Start difference. First operand 12676 states and 25206 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:47,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:47,422 INFO L93 Difference]: Finished difference Result 57356 states and 114018 transitions. [2022-03-01 17:13:47,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-01 17:13:47,423 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:47,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:47,520 INFO L225 Difference]: With dead ends: 57356 [2022-03-01 17:13:47,520 INFO L226 Difference]: Without dead ends: 57356 [2022-03-01 17:13:47,520 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 698 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=531, Invalid=2439, Unknown=0, NotChecked=0, Total=2970 [2022-03-01 17:13:47,521 INFO L933 BasicCegarLoop]: 1560 mSDtfsCounter, 2150 mSDsluCounter, 11475 mSDsCounter, 0 mSdLazyCounter, 9401 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2150 SdHoareTripleChecker+Valid, 13033 SdHoareTripleChecker+Invalid, 9475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 9401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:47,521 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2150 Valid, 13033 Invalid, 9475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 9401 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-03-01 17:13:47,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57356 states. [2022-03-01 17:13:47,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57356 to 12580. [2022-03-01 17:13:47,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12580 states, 12501 states have (on average 2.000639948804096) internal successors, (25010), 12579 states have internal predecessors, (25010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:13:47,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12580 states to 12580 states and 25010 transitions. [2022-03-01 17:13:47,961 INFO L78 Accepts]: Start accepts. Automaton has 12580 states and 25010 transitions. Word has length 104 [2022-03-01 17:13:47,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:13:47,961 INFO L470 AbstractCegarLoop]: Abstraction has 12580 states and 25010 transitions. [2022-03-01 17:13:47,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:47,962 INFO L276 IsEmpty]: Start isEmpty. Operand 12580 states and 25010 transitions. [2022-03-01 17:13:47,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:13:47,963 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:13:47,963 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:13:47,963 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable293 [2022-03-01 17:13:47,963 INFO L402 AbstractCegarLoop]: === Iteration 295 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:13:47,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:13:47,963 INFO L85 PathProgramCache]: Analyzing trace with hash 874629675, now seen corresponding path program 169 times [2022-03-01 17:13:47,963 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:13:47,963 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546581704] [2022-03-01 17:13:47,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:13:47,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:13:47,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:13:48,114 INFO 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 17:13:48,114 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:13:48,115 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546581704] [2022-03-01 17:13:48,115 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546581704] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:13:48,115 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:13:48,115 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:13:48,115 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807205354] [2022-03-01 17:13:48,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:13:48,115 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:13:48,115 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:13:48,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:13:48,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:13:48,115 INFO L87 Difference]: Start difference. First operand 12580 states and 25010 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:50,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:50,278 INFO L93 Difference]: Finished difference Result 46739 states and 92930 transitions. [2022-03-01 17:13:50,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-01 17:13:50,278 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:50,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:50,347 INFO L225 Difference]: With dead ends: 46739 [2022-03-01 17:13:50,347 INFO L226 Difference]: Without dead ends: 46739 [2022-03-01 17:13:50,347 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 418 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=311, Invalid=1495, Unknown=0, NotChecked=0, Total=1806 [2022-03-01 17:13:50,347 INFO L933 BasicCegarLoop]: 1191 mSDtfsCounter, 2076 mSDsluCounter, 8481 mSDsCounter, 0 mSdLazyCounter, 4878 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2076 SdHoareTripleChecker+Valid, 9672 SdHoareTripleChecker+Invalid, 4936 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 4878 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:50,347 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2076 Valid, 9672 Invalid, 4936 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 4878 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:13:50,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46739 states. [2022-03-01 17:13:50,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46739 to 12676. [2022-03-01 17:13:50,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12676 states, 12597 states have (on average 2.0009526077637534) internal successors, (25206), 12675 states have internal predecessors, (25206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:13:50,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12676 states to 12676 states and 25206 transitions. [2022-03-01 17:13:50,886 INFO L78 Accepts]: Start accepts. Automaton has 12676 states and 25206 transitions. Word has length 104 [2022-03-01 17:13:50,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:13:50,886 INFO L470 AbstractCegarLoop]: Abstraction has 12676 states and 25206 transitions. [2022-03-01 17:13:50,886 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:50,886 INFO L276 IsEmpty]: Start isEmpty. Operand 12676 states and 25206 transitions. [2022-03-01 17:13:50,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:13:50,888 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:13:50,888 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:13:50,888 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable294 [2022-03-01 17:13:50,888 INFO L402 AbstractCegarLoop]: === Iteration 296 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:13:50,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:13:50,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1516910489, now seen corresponding path program 121 times [2022-03-01 17:13:50,889 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:13:50,889 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581935972] [2022-03-01 17:13:50,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:13:50,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:13:50,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:13:51,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:13:51,034 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:13:51,034 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581935972] [2022-03-01 17:13:51,034 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581935972] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:13:51,034 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:13:51,034 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:13:51,034 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812352439] [2022-03-01 17:13:51,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:13:51,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:13:51,035 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:13:51,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:13:51,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:13:51,035 INFO L87 Difference]: Start difference. First operand 12676 states and 25206 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:55,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:55,202 INFO L93 Difference]: Finished difference Result 47267 states and 93961 transitions. [2022-03-01 17:13:55,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 17:13:55,202 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:55,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:55,285 INFO L225 Difference]: With dead ends: 47267 [2022-03-01 17:13:55,285 INFO L226 Difference]: Without dead ends: 47267 [2022-03-01 17:13:55,285 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 584 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=447, Invalid=2103, Unknown=0, NotChecked=0, Total=2550 [2022-03-01 17:13:55,286 INFO L933 BasicCegarLoop]: 1566 mSDtfsCounter, 1965 mSDsluCounter, 11298 mSDsCounter, 0 mSdLazyCounter, 9784 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1965 SdHoareTripleChecker+Valid, 12861 SdHoareTripleChecker+Invalid, 9854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 9784 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:55,286 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1965 Valid, 12861 Invalid, 9854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 9784 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-03-01 17:13:55,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47267 states. [2022-03-01 17:13:55,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47267 to 12561. [2022-03-01 17:13:55,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12561 states, 12482 states have (on average 2.000640922929018) internal successors, (24972), 12560 states have internal predecessors, (24972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:13:55,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12561 states to 12561 states and 24972 transitions. [2022-03-01 17:13:55,653 INFO L78 Accepts]: Start accepts. Automaton has 12561 states and 24972 transitions. Word has length 104 [2022-03-01 17:13:55,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:13:55,653 INFO L470 AbstractCegarLoop]: Abstraction has 12561 states and 24972 transitions. [2022-03-01 17:13:55,654 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:55,654 INFO L276 IsEmpty]: Start isEmpty. Operand 12561 states and 24972 transitions. [2022-03-01 17:13:55,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:13:55,655 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:13:55,655 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:13:55,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable295 [2022-03-01 17:13:55,655 INFO L402 AbstractCegarLoop]: === Iteration 297 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:13:55,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:13:55,655 INFO L85 PathProgramCache]: Analyzing trace with hash -1304153201, now seen corresponding path program 170 times [2022-03-01 17:13:55,655 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:13:55,655 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496618364] [2022-03-01 17:13:55,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:13:55,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:13:55,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:13:55,805 INFO 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 17:13:55,805 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:13:55,806 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496618364] [2022-03-01 17:13:55,806 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496618364] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:13:55,806 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:13:55,806 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:13:55,806 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162985310] [2022-03-01 17:13:55,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:13:55,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:13:55,806 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:13:55,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:13:55,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:13:55,806 INFO L87 Difference]: Start difference. First operand 12561 states and 24972 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:57,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:57,144 INFO L93 Difference]: Finished difference Result 12961 states and 25768 transitions. [2022-03-01 17:13:57,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 17:13:57,144 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:57,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:57,166 INFO L225 Difference]: With dead ends: 12961 [2022-03-01 17:13:57,166 INFO L226 Difference]: Without dead ends: 12961 [2022-03-01 17:13:57,167 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=163, Invalid=707, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:13:57,167 INFO L933 BasicCegarLoop]: 515 mSDtfsCounter, 503 mSDsluCounter, 3925 mSDsCounter, 0 mSdLazyCounter, 2665 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 503 SdHoareTripleChecker+Valid, 4440 SdHoareTripleChecker+Invalid, 2716 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 2665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:57,167 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [503 Valid, 4440 Invalid, 2716 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 2665 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 17:13:57,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12961 states. [2022-03-01 17:13:57,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12961 to 12591. [2022-03-01 17:13:57,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12591 states, 12512 states have (on average 2.0007193094629154) internal successors, (25033), 12590 states have internal predecessors, (25033), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:13:57,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12591 states to 12591 states and 25033 transitions. [2022-03-01 17:13:57,364 INFO L78 Accepts]: Start accepts. Automaton has 12591 states and 25033 transitions. Word has length 104 [2022-03-01 17:13:57,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:13:57,364 INFO L470 AbstractCegarLoop]: Abstraction has 12591 states and 25033 transitions. [2022-03-01 17:13:57,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:57,364 INFO L276 IsEmpty]: Start isEmpty. Operand 12591 states and 25033 transitions. [2022-03-01 17:13:57,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:13:57,366 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:13:57,366 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:13:57,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable296 [2022-03-01 17:13:57,366 INFO L402 AbstractCegarLoop]: === Iteration 298 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:13:57,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:13:57,366 INFO L85 PathProgramCache]: Analyzing trace with hash -1903033433, now seen corresponding path program 171 times [2022-03-01 17:13:57,366 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:13:57,366 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511031806] [2022-03-01 17:13:57,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:13:57,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:13:57,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:13:57,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:13:57,522 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:13:57,522 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511031806] [2022-03-01 17:13:57,522 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511031806] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:13:57,522 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:13:57,522 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:13:57,522 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753892438] [2022-03-01 17:13:57,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:13:57,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:13:57,523 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:13:57,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:13:57,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:13:57,523 INFO L87 Difference]: Start difference. First operand 12591 states and 25033 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:58,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:58,452 INFO L93 Difference]: Finished difference Result 13008 states and 25863 transitions. [2022-03-01 17:13:58,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 17:13:58,452 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:58,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:58,471 INFO L225 Difference]: With dead ends: 13008 [2022-03-01 17:13:58,472 INFO L226 Difference]: Without dead ends: 13008 [2022-03-01 17:13:58,472 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=155, Invalid=715, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:13:58,472 INFO L933 BasicCegarLoop]: 515 mSDtfsCounter, 550 mSDsluCounter, 3379 mSDsCounter, 0 mSdLazyCounter, 2122 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 550 SdHoareTripleChecker+Valid, 3894 SdHoareTripleChecker+Invalid, 2195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 2122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:58,472 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [550 Valid, 3894 Invalid, 2195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 2122 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 17:13:58,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13008 states. [2022-03-01 17:13:58,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13008 to 12596. [2022-03-01 17:13:58,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12596 states, 12517 states have (on average 2.0007190221299034) internal successors, (25043), 12595 states have internal predecessors, (25043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:13:58,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12596 states to 12596 states and 25043 transitions. [2022-03-01 17:13:58,740 INFO L78 Accepts]: Start accepts. Automaton has 12596 states and 25043 transitions. Word has length 104 [2022-03-01 17:13:58,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:13:58,740 INFO L470 AbstractCegarLoop]: Abstraction has 12596 states and 25043 transitions. [2022-03-01 17:13:58,740 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:58,740 INFO L276 IsEmpty]: Start isEmpty. Operand 12596 states and 25043 transitions. [2022-03-01 17:13:58,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:13:58,741 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:13:58,741 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:13:58,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable297 [2022-03-01 17:13:58,741 INFO L402 AbstractCegarLoop]: === Iteration 299 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:13:58,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:13:58,742 INFO L85 PathProgramCache]: Analyzing trace with hash -1818204761, now seen corresponding path program 172 times [2022-03-01 17:13:58,742 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:13:58,742 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835713591] [2022-03-01 17:13:58,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:13:58,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:13:58,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:13:58,865 INFO 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 17:13:58,865 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:13:58,865 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835713591] [2022-03-01 17:13:58,865 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835713591] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:13:58,865 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:13:58,865 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:13:58,866 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358234434] [2022-03-01 17:13:58,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:13:58,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:13:58,866 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:13:58,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:13:58,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:13:58,866 INFO L87 Difference]: Start difference. First operand 12596 states and 25043 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:13:59,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:13:59,939 INFO L93 Difference]: Finished difference Result 13158 states and 26162 transitions. [2022-03-01 17:13:59,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 17:13:59,939 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:13:59,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:13:59,960 INFO L225 Difference]: With dead ends: 13158 [2022-03-01 17:13:59,960 INFO L226 Difference]: Without dead ends: 13158 [2022-03-01 17:13:59,960 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=154, Invalid=716, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:13:59,960 INFO L933 BasicCegarLoop]: 525 mSDtfsCounter, 528 mSDsluCounter, 3721 mSDsCounter, 0 mSdLazyCounter, 2532 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 528 SdHoareTripleChecker+Valid, 4246 SdHoareTripleChecker+Invalid, 2597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 2532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:13:59,960 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [528 Valid, 4246 Invalid, 2597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 2532 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 17:13:59,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13158 states. [2022-03-01 17:14:00,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13158 to 12608. [2022-03-01 17:14:00,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12608 states, 12529 states have (on average 2.0007981482959534) internal successors, (25068), 12607 states have internal predecessors, (25068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:14:00,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12608 states to 12608 states and 25068 transitions. [2022-03-01 17:14:00,159 INFO L78 Accepts]: Start accepts. Automaton has 12608 states and 25068 transitions. Word has length 104 [2022-03-01 17:14:00,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:14:00,160 INFO L470 AbstractCegarLoop]: Abstraction has 12608 states and 25068 transitions. [2022-03-01 17:14:00,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:00,160 INFO L276 IsEmpty]: Start isEmpty. Operand 12608 states and 25068 transitions. [2022-03-01 17:14:00,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:14:00,161 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:14:00,161 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:14:00,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable298 [2022-03-01 17:14:00,161 INFO L402 AbstractCegarLoop]: === Iteration 300 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:14:00,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:14:00,161 INFO L85 PathProgramCache]: Analyzing trace with hash 132640329, now seen corresponding path program 173 times [2022-03-01 17:14:00,162 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:14:00,162 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077845667] [2022-03-01 17:14:00,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:14:00,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:14:00,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:14:00,317 INFO 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 17:14:00,317 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:14:00,317 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077845667] [2022-03-01 17:14:00,318 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077845667] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:14:00,318 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:14:00,318 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:14:00,318 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247080126] [2022-03-01 17:14:00,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:14:00,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:14:00,318 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:14:00,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:14:00,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:14:00,318 INFO L87 Difference]: Start difference. First operand 12608 states and 25068 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:01,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:14:01,532 INFO L93 Difference]: Finished difference Result 13010 states and 25868 transitions. [2022-03-01 17:14:01,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 17:14:01,532 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:14:01,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:14:01,554 INFO L225 Difference]: With dead ends: 13010 [2022-03-01 17:14:01,554 INFO L226 Difference]: Without dead ends: 13010 [2022-03-01 17:14:01,554 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=164, Invalid=706, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:14:01,555 INFO L933 BasicCegarLoop]: 524 mSDtfsCounter, 514 mSDsluCounter, 3981 mSDsCounter, 0 mSdLazyCounter, 2709 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 514 SdHoareTripleChecker+Valid, 4505 SdHoareTripleChecker+Invalid, 2768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 2709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:14:01,555 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [514 Valid, 4505 Invalid, 2768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 2709 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 17:14:01,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13010 states. [2022-03-01 17:14:01,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13010 to 12608. [2022-03-01 17:14:01,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12608 states, 12529 states have (on average 2.0007981482959534) internal successors, (25068), 12607 states have internal predecessors, (25068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:14:01,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12608 states to 12608 states and 25068 transitions. [2022-03-01 17:14:01,751 INFO L78 Accepts]: Start accepts. Automaton has 12608 states and 25068 transitions. Word has length 104 [2022-03-01 17:14:01,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:14:01,751 INFO L470 AbstractCegarLoop]: Abstraction has 12608 states and 25068 transitions. [2022-03-01 17:14:01,751 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:01,751 INFO L276 IsEmpty]: Start isEmpty. Operand 12608 states and 25068 transitions. [2022-03-01 17:14:01,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:14:01,752 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:14:01,752 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:14:01,752 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable299 [2022-03-01 17:14:01,752 INFO L402 AbstractCegarLoop]: === Iteration 301 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:14:01,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:14:01,753 INFO L85 PathProgramCache]: Analyzing trace with hash -1986555603, now seen corresponding path program 174 times [2022-03-01 17:14:01,753 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:14:01,753 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813723323] [2022-03-01 17:14:01,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:14:01,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:14:01,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:14:01,902 INFO 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 17:14:01,902 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:14:01,902 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813723323] [2022-03-01 17:14:01,902 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813723323] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:14:01,902 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:14:01,902 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:14:01,902 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935405688] [2022-03-01 17:14:01,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:14:01,903 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:14:01,903 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:14:01,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:14:01,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:14:01,903 INFO L87 Difference]: Start difference. First operand 12608 states and 25068 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:03,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:14:03,029 INFO L93 Difference]: Finished difference Result 13040 states and 25928 transitions. [2022-03-01 17:14:03,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 17:14:03,029 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:14:03,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:14:03,045 INFO L225 Difference]: With dead ends: 13040 [2022-03-01 17:14:03,045 INFO L226 Difference]: Without dead ends: 13040 [2022-03-01 17:14:03,045 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=153, Invalid=717, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:14:03,045 INFO L933 BasicCegarLoop]: 518 mSDtfsCounter, 553 mSDsluCounter, 3652 mSDsCounter, 0 mSdLazyCounter, 2410 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 553 SdHoareTripleChecker+Valid, 4170 SdHoareTripleChecker+Invalid, 2484 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 2410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:14:03,046 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [553 Valid, 4170 Invalid, 2484 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 2410 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 17:14:03,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13040 states. [2022-03-01 17:14:03,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13040 to 12615. [2022-03-01 17:14:03,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12615 states, 12536 states have (on average 2.0007977026164645) internal successors, (25082), 12614 states have internal predecessors, (25082), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:14:03,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12615 states to 12615 states and 25082 transitions. [2022-03-01 17:14:03,214 INFO L78 Accepts]: Start accepts. Automaton has 12615 states and 25082 transitions. Word has length 104 [2022-03-01 17:14:03,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:14:03,215 INFO L470 AbstractCegarLoop]: Abstraction has 12615 states and 25082 transitions. [2022-03-01 17:14:03,215 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:03,215 INFO L276 IsEmpty]: Start isEmpty. Operand 12615 states and 25082 transitions. [2022-03-01 17:14:03,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:14:03,216 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:14:03,216 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:14:03,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable300 [2022-03-01 17:14:03,216 INFO L402 AbstractCegarLoop]: === Iteration 302 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:14:03,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:14:03,216 INFO L85 PathProgramCache]: Analyzing trace with hash -1901726931, now seen corresponding path program 175 times [2022-03-01 17:14:03,216 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:14:03,216 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492584493] [2022-03-01 17:14:03,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:14:03,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:14:03,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:14:03,407 INFO 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 17:14:03,407 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:14:03,407 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492584493] [2022-03-01 17:14:03,407 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492584493] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:14:03,407 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:14:03,407 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:14:03,407 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358134101] [2022-03-01 17:14:03,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:14:03,408 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:14:03,408 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:14:03,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:14:03,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:14:03,408 INFO L87 Difference]: Start difference. First operand 12615 states and 25082 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:04,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:14:04,850 INFO L93 Difference]: Finished difference Result 13141 states and 26130 transitions. [2022-03-01 17:14:04,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 17:14:04,850 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:14:04,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:14:04,871 INFO L225 Difference]: With dead ends: 13141 [2022-03-01 17:14:04,872 INFO L226 Difference]: Without dead ends: 13141 [2022-03-01 17:14:04,872 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=151, Invalid=719, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:14:04,872 INFO L933 BasicCegarLoop]: 529 mSDtfsCounter, 549 mSDsluCounter, 4049 mSDsCounter, 0 mSdLazyCounter, 2921 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 549 SdHoareTripleChecker+Valid, 4578 SdHoareTripleChecker+Invalid, 2999 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 2921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:14:04,872 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [549 Valid, 4578 Invalid, 2999 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 2921 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 17:14:04,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13141 states. [2022-03-01 17:14:05,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13141 to 12613. [2022-03-01 17:14:05,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12613 states, 12534 states have (on average 2.0007978299026647) internal successors, (25078), 12612 states have internal predecessors, (25078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:14:05,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12613 states to 12613 states and 25078 transitions. [2022-03-01 17:14:05,067 INFO L78 Accepts]: Start accepts. Automaton has 12613 states and 25078 transitions. Word has length 104 [2022-03-01 17:14:05,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:14:05,067 INFO L470 AbstractCegarLoop]: Abstraction has 12613 states and 25078 transitions. [2022-03-01 17:14:05,067 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:05,067 INFO L276 IsEmpty]: Start isEmpty. Operand 12613 states and 25078 transitions. [2022-03-01 17:14:05,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:14:05,068 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:14:05,069 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:14:05,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable301 [2022-03-01 17:14:05,069 INFO L402 AbstractCegarLoop]: === Iteration 303 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:14:05,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:14:05,069 INFO L85 PathProgramCache]: Analyzing trace with hash 1472664399, now seen corresponding path program 176 times [2022-03-01 17:14:05,069 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:14:05,069 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083715726] [2022-03-01 17:14:05,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:14:05,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:14:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:14:05,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:14:05,194 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:14:05,194 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083715726] [2022-03-01 17:14:05,194 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083715726] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:14:05,194 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:14:05,194 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:14:05,194 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636573284] [2022-03-01 17:14:05,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:14:05,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:14:05,194 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:14:05,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:14:05,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:14:05,195 INFO L87 Difference]: Start difference. First operand 12613 states and 25078 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:06,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:14:06,134 INFO L93 Difference]: Finished difference Result 13279 states and 26404 transitions. [2022-03-01 17:14:06,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 17:14:06,135 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:14:06,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:14:06,154 INFO L225 Difference]: With dead ends: 13279 [2022-03-01 17:14:06,154 INFO L226 Difference]: Without dead ends: 13279 [2022-03-01 17:14:06,154 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=151, Invalid=719, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:14:06,154 INFO L933 BasicCegarLoop]: 537 mSDtfsCounter, 567 mSDsluCounter, 3500 mSDsCounter, 0 mSdLazyCounter, 2345 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 567 SdHoareTripleChecker+Valid, 4037 SdHoareTripleChecker+Invalid, 2432 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 2345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:14:06,155 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [567 Valid, 4037 Invalid, 2432 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 2345 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 17:14:06,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13279 states. [2022-03-01 17:14:06,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13279 to 12625. [2022-03-01 17:14:06,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12625 states, 12546 states have (on average 2.000876773473617) internal successors, (25103), 12624 states have internal predecessors, (25103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:14:06,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12625 states to 12625 states and 25103 transitions. [2022-03-01 17:14:06,312 INFO L78 Accepts]: Start accepts. Automaton has 12625 states and 25103 transitions. Word has length 104 [2022-03-01 17:14:06,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:14:06,313 INFO L470 AbstractCegarLoop]: Abstraction has 12625 states and 25103 transitions. [2022-03-01 17:14:06,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:06,313 INFO L276 IsEmpty]: Start isEmpty. Operand 12625 states and 25103 transitions. [2022-03-01 17:14:06,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:14:06,314 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:14:06,314 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:14:06,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable302 [2022-03-01 17:14:06,314 INFO L402 AbstractCegarLoop]: === Iteration 304 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:14:06,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:14:06,314 INFO L85 PathProgramCache]: Analyzing trace with hash 979285771, now seen corresponding path program 177 times [2022-03-01 17:14:06,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:14:06,314 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553825490] [2022-03-01 17:14:06,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:14:06,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:14:06,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:14:06,457 INFO 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 17:14:06,457 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:14:06,457 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553825490] [2022-03-01 17:14:06,458 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553825490] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:14:06,458 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:14:06,458 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:14:06,458 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346581668] [2022-03-01 17:14:06,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:14:06,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:14:06,458 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:14:06,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:14:06,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:14:06,458 INFO L87 Difference]: Start difference. First operand 12625 states and 25103 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:07,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:14:07,732 INFO L93 Difference]: Finished difference Result 13066 states and 25981 transitions. [2022-03-01 17:14:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 17:14:07,733 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:14:07,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:14:07,750 INFO L225 Difference]: With dead ends: 13066 [2022-03-01 17:14:07,750 INFO L226 Difference]: Without dead ends: 13066 [2022-03-01 17:14:07,750 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=158, Invalid=712, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:14:07,750 INFO L933 BasicCegarLoop]: 526 mSDtfsCounter, 532 mSDsluCounter, 4337 mSDsCounter, 0 mSdLazyCounter, 3091 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 532 SdHoareTripleChecker+Valid, 4863 SdHoareTripleChecker+Invalid, 3163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 3091 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:14:07,751 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [532 Valid, 4863 Invalid, 3163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 3091 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 17:14:07,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13066 states. [2022-03-01 17:14:07,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13066 to 12630. [2022-03-01 17:14:07,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12630 states, 12551 states have (on average 2.0008764241893076) internal successors, (25113), 12629 states have internal predecessors, (25113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:14:07,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12630 states to 12630 states and 25113 transitions. [2022-03-01 17:14:07,927 INFO L78 Accepts]: Start accepts. Automaton has 12630 states and 25113 transitions. Word has length 104 [2022-03-01 17:14:07,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:14:07,927 INFO L470 AbstractCegarLoop]: Abstraction has 12630 states and 25113 transitions. [2022-03-01 17:14:07,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:07,927 INFO L276 IsEmpty]: Start isEmpty. Operand 12630 states and 25113 transitions. [2022-03-01 17:14:07,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:14:07,928 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:14:07,928 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:14:07,928 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable303 [2022-03-01 17:14:07,928 INFO L402 AbstractCegarLoop]: === Iteration 305 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:14:07,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:14:07,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1064114443, now seen corresponding path program 178 times [2022-03-01 17:14:07,929 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:14:07,929 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502240493] [2022-03-01 17:14:07,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:14:07,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:14:07,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:14:08,088 INFO 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 17:14:08,088 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:14:08,088 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502240493] [2022-03-01 17:14:08,088 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502240493] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:14:08,088 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:14:08,088 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:14:08,088 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026434892] [2022-03-01 17:14:08,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:14:08,088 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:14:08,088 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:14:08,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:14:08,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:14:08,089 INFO L87 Difference]: Start difference. First operand 12630 states and 25113 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:09,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:14:09,380 INFO L93 Difference]: Finished difference Result 13240 states and 26329 transitions. [2022-03-01 17:14:09,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 17:14:09,380 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:14:09,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:14:09,402 INFO L225 Difference]: With dead ends: 13240 [2022-03-01 17:14:09,403 INFO L226 Difference]: Without dead ends: 13240 [2022-03-01 17:14:09,403 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=157, Invalid=713, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:14:09,403 INFO L933 BasicCegarLoop]: 538 mSDtfsCounter, 574 mSDsluCounter, 3810 mSDsCounter, 0 mSdLazyCounter, 2582 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 4348 SdHoareTripleChecker+Invalid, 2671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 2582 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:14:09,403 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [574 Valid, 4348 Invalid, 2671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 2582 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 17:14:09,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13240 states. [2022-03-01 17:14:09,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13240 to 12628. [2022-03-01 17:14:09,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12628 states, 12549 states have (on average 2.000876563869631) internal successors, (25109), 12627 states have internal predecessors, (25109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:14:09,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12628 states to 12628 states and 25109 transitions. [2022-03-01 17:14:09,598 INFO L78 Accepts]: Start accepts. Automaton has 12628 states and 25109 transitions. Word has length 104 [2022-03-01 17:14:09,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:14:09,598 INFO L470 AbstractCegarLoop]: Abstraction has 12628 states and 25109 transitions. [2022-03-01 17:14:09,598 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:09,598 INFO L276 IsEmpty]: Start isEmpty. Operand 12628 states and 25109 transitions. [2022-03-01 17:14:09,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:14:09,599 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:14:09,599 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:14:09,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable304 [2022-03-01 17:14:09,600 INFO L402 AbstractCegarLoop]: === Iteration 306 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:14:09,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:14:09,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1280007763, now seen corresponding path program 179 times [2022-03-01 17:14:09,600 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:14:09,600 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560406122] [2022-03-01 17:14:09,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:14:09,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:14:09,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:14:09,806 INFO 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 17:14:09,806 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:14:09,806 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560406122] [2022-03-01 17:14:09,806 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [560406122] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:14:09,806 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:14:09,806 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:14:09,806 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161811056] [2022-03-01 17:14:09,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:14:09,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:14:09,806 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:14:09,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:14:09,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:14:09,807 INFO L87 Difference]: Start difference. First operand 12628 states and 25109 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:10,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:14:10,906 INFO L93 Difference]: Finished difference Result 13036 states and 25921 transitions. [2022-03-01 17:14:10,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 17:14:10,907 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:14:10,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:14:10,928 INFO L225 Difference]: With dead ends: 13036 [2022-03-01 17:14:10,928 INFO L226 Difference]: Without dead ends: 13036 [2022-03-01 17:14:10,928 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=167, Invalid=703, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:14:10,928 INFO L933 BasicCegarLoop]: 530 mSDtfsCounter, 574 mSDsluCounter, 3464 mSDsCounter, 0 mSdLazyCounter, 2121 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 3994 SdHoareTripleChecker+Invalid, 2213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 2121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:14:10,928 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [574 Valid, 3994 Invalid, 2213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 2121 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 17:14:10,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13036 states. [2022-03-01 17:14:11,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13036 to 12625. [2022-03-01 17:14:11,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12625 states, 12546 states have (on average 2.000876773473617) internal successors, (25103), 12624 states have internal predecessors, (25103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:14:11,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12625 states to 12625 states and 25103 transitions. [2022-03-01 17:14:11,117 INFO L78 Accepts]: Start accepts. Automaton has 12625 states and 25103 transitions. Word has length 104 [2022-03-01 17:14:11,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:14:11,117 INFO L470 AbstractCegarLoop]: Abstraction has 12625 states and 25103 transitions. [2022-03-01 17:14:11,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:11,117 INFO L276 IsEmpty]: Start isEmpty. Operand 12625 states and 25103 transitions. [2022-03-01 17:14:11,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:14:11,119 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:14:11,119 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:14:11,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable305 [2022-03-01 17:14:11,119 INFO L402 AbstractCegarLoop]: === Iteration 307 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:14:11,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:14:11,119 INFO L85 PathProgramCache]: Analyzing trace with hash 1423289737, now seen corresponding path program 180 times [2022-03-01 17:14:11,119 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:14:11,119 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973972303] [2022-03-01 17:14:11,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:14:11,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:14:11,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:14:11,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:14:11,231 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:14:11,231 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973972303] [2022-03-01 17:14:11,231 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973972303] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:14:11,231 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:14:11,231 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:14:11,231 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353815411] [2022-03-01 17:14:11,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:14:11,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:14:11,232 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:14:11,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:14:11,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:14:11,232 INFO L87 Difference]: Start difference. First operand 12625 states and 25103 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:12,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:14:12,925 INFO L93 Difference]: Finished difference Result 23376 states and 46479 transitions. [2022-03-01 17:14:12,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 17:14:12,926 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:14:12,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:14:12,967 INFO L225 Difference]: With dead ends: 23376 [2022-03-01 17:14:12,967 INFO L226 Difference]: Without dead ends: 23376 [2022-03-01 17:14:12,967 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=166, Invalid=764, Unknown=0, NotChecked=0, Total=930 [2022-03-01 17:14:12,967 INFO L933 BasicCegarLoop]: 850 mSDtfsCounter, 1253 mSDsluCounter, 6470 mSDsCounter, 0 mSdLazyCounter, 4148 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1253 SdHoareTripleChecker+Valid, 7320 SdHoareTripleChecker+Invalid, 4222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 4148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:14:12,967 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1253 Valid, 7320 Invalid, 4222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 4148 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:14:13,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23376 states. [2022-03-01 17:14:13,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23376 to 12649. [2022-03-01 17:14:13,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12649 states, 12570 states have (on average 2.0008750994431184) internal successors, (25151), 12648 states have internal predecessors, (25151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:14:13,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12649 states to 12649 states and 25151 transitions. [2022-03-01 17:14:13,241 INFO L78 Accepts]: Start accepts. Automaton has 12649 states and 25151 transitions. Word has length 104 [2022-03-01 17:14:13,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:14:13,241 INFO L470 AbstractCegarLoop]: Abstraction has 12649 states and 25151 transitions. [2022-03-01 17:14:13,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:13,241 INFO L276 IsEmpty]: Start isEmpty. Operand 12649 states and 25151 transitions. [2022-03-01 17:14:13,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:14:13,243 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:14:13,243 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:14:13,243 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable306 [2022-03-01 17:14:13,243 INFO L402 AbstractCegarLoop]: === Iteration 308 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:14:13,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:14:13,243 INFO L85 PathProgramCache]: Analyzing trace with hash 1508118409, now seen corresponding path program 181 times [2022-03-01 17:14:13,243 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:14:13,243 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836427549] [2022-03-01 17:14:13,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:14:13,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:14:13,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:14:13,395 INFO 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 17:14:13,395 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:14:13,395 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836427549] [2022-03-01 17:14:13,395 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836427549] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:14:13,396 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:14:13,396 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:14:13,396 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905614501] [2022-03-01 17:14:13,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:14:13,396 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:14:13,396 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:14:13,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:14:13,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:14:13,396 INFO L87 Difference]: Start difference. First operand 12649 states and 25151 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:15,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:14:15,052 INFO L93 Difference]: Finished difference Result 23477 states and 46681 transitions. [2022-03-01 17:14:15,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 17:14:15,052 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:14:15,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:14:15,093 INFO L225 Difference]: With dead ends: 23477 [2022-03-01 17:14:15,093 INFO L226 Difference]: Without dead ends: 23477 [2022-03-01 17:14:15,093 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=162, Invalid=768, Unknown=0, NotChecked=0, Total=930 [2022-03-01 17:14:15,093 INFO L933 BasicCegarLoop]: 849 mSDtfsCounter, 1138 mSDsluCounter, 6588 mSDsCounter, 0 mSdLazyCounter, 4445 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1138 SdHoareTripleChecker+Valid, 7437 SdHoareTripleChecker+Invalid, 4518 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 4445 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:14:15,093 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1138 Valid, 7437 Invalid, 4518 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 4445 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:14:15,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23477 states. [2022-03-01 17:14:15,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23477 to 12647. [2022-03-01 17:14:15,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12647 states, 12568 states have (on average 2.000875238701464) internal successors, (25147), 12646 states have internal predecessors, (25147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:14:15,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12647 states to 12647 states and 25147 transitions. [2022-03-01 17:14:15,359 INFO L78 Accepts]: Start accepts. Automaton has 12647 states and 25147 transitions. Word has length 104 [2022-03-01 17:14:15,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:14:15,359 INFO L470 AbstractCegarLoop]: Abstraction has 12647 states and 25147 transitions. [2022-03-01 17:14:15,360 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:15,360 INFO L276 IsEmpty]: Start isEmpty. Operand 12647 states and 25147 transitions. [2022-03-01 17:14:15,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:14:15,361 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:14:15,361 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:14:15,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable307 [2022-03-01 17:14:15,361 INFO L402 AbstractCegarLoop]: === Iteration 309 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:14:15,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:14:15,361 INFO L85 PathProgramCache]: Analyzing trace with hash 587542443, now seen corresponding path program 182 times [2022-03-01 17:14:15,361 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:14:15,361 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949490466] [2022-03-01 17:14:15,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:14:15,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:14:15,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:14:15,565 INFO 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 17:14:15,565 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:14:15,565 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949490466] [2022-03-01 17:14:15,566 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949490466] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:14:15,566 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:14:15,566 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:14:15,566 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80001757] [2022-03-01 17:14:15,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:14:15,566 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:14:15,566 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:14:15,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:14:15,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:14:15,566 INFO L87 Difference]: Start difference. First operand 12647 states and 25147 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:17,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:14:17,411 INFO L93 Difference]: Finished difference Result 23551 states and 46829 transitions. [2022-03-01 17:14:17,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 17:14:17,411 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:14:17,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:14:17,453 INFO L225 Difference]: With dead ends: 23551 [2022-03-01 17:14:17,454 INFO L226 Difference]: Without dead ends: 23551 [2022-03-01 17:14:17,454 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=160, Invalid=770, Unknown=0, NotChecked=0, Total=930 [2022-03-01 17:14:17,454 INFO L933 BasicCegarLoop]: 814 mSDtfsCounter, 1090 mSDsluCounter, 6239 mSDsCounter, 0 mSdLazyCounter, 4000 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1090 SdHoareTripleChecker+Valid, 7053 SdHoareTripleChecker+Invalid, 4069 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 4000 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:14:17,454 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1090 Valid, 7053 Invalid, 4069 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 4000 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:14:17,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23551 states. [2022-03-01 17:14:17,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23551 to 12645. [2022-03-01 17:14:17,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12645 states, 12566 states have (on average 2.000875378004138) internal successors, (25143), 12644 states have internal predecessors, (25143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:14:17,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12645 states to 12645 states and 25143 transitions. [2022-03-01 17:14:17,727 INFO L78 Accepts]: Start accepts. Automaton has 12645 states and 25143 transitions. Word has length 104 [2022-03-01 17:14:17,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:14:17,727 INFO L470 AbstractCegarLoop]: Abstraction has 12645 states and 25143 transitions. [2022-03-01 17:14:17,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:17,727 INFO L276 IsEmpty]: Start isEmpty. Operand 12645 states and 25143 transitions. [2022-03-01 17:14:17,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:14:17,729 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:14:17,729 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:14:17,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable308 [2022-03-01 17:14:17,729 INFO L402 AbstractCegarLoop]: === Iteration 310 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:14:17,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:14:17,729 INFO L85 PathProgramCache]: Analyzing trace with hash -569567769, now seen corresponding path program 183 times [2022-03-01 17:14:17,729 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:14:17,729 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249333166] [2022-03-01 17:14:17,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:14:17,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:14:17,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:14:17,841 INFO 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 17:14:17,842 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:14:17,842 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249333166] [2022-03-01 17:14:17,842 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249333166] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:14:17,842 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:14:17,842 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:14:17,842 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919278828] [2022-03-01 17:14:17,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:14:17,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:14:17,842 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:14:17,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:14:17,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:14:17,843 INFO L87 Difference]: Start difference. First operand 12645 states and 25143 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:19,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:14:19,563 INFO L93 Difference]: Finished difference Result 23358 states and 46443 transitions. [2022-03-01 17:14:19,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 17:14:19,564 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:14:19,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:14:19,598 INFO L225 Difference]: With dead ends: 23358 [2022-03-01 17:14:19,598 INFO L226 Difference]: Without dead ends: 23358 [2022-03-01 17:14:19,598 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=210, Invalid=980, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 17:14:19,598 INFO L933 BasicCegarLoop]: 895 mSDtfsCounter, 1430 mSDsluCounter, 7345 mSDsCounter, 0 mSdLazyCounter, 4659 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1430 SdHoareTripleChecker+Valid, 8240 SdHoareTripleChecker+Invalid, 4708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 4659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:14:19,598 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1430 Valid, 8240 Invalid, 4708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 4659 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:14:19,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23358 states. [2022-03-01 17:14:19,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23358 to 12681. [2022-03-01 17:14:19,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12681 states, 12602 states have (on average 2.000952229804793) internal successors, (25216), 12680 states have internal predecessors, (25216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:14:19,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12681 states to 12681 states and 25216 transitions. [2022-03-01 17:14:19,827 INFO L78 Accepts]: Start accepts. Automaton has 12681 states and 25216 transitions. Word has length 104 [2022-03-01 17:14:19,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:14:19,827 INFO L470 AbstractCegarLoop]: Abstraction has 12681 states and 25216 transitions. [2022-03-01 17:14:19,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:19,827 INFO L276 IsEmpty]: Start isEmpty. Operand 12681 states and 25216 transitions. [2022-03-01 17:14:19,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:14:19,828 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:14:19,829 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:14:19,829 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable309 [2022-03-01 17:14:19,829 INFO L402 AbstractCegarLoop]: === Iteration 311 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:14:19,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:14:19,829 INFO L85 PathProgramCache]: Analyzing trace with hash 72713045, now seen corresponding path program 122 times [2022-03-01 17:14:19,829 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:14:19,829 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040975838] [2022-03-01 17:14:19,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:14:19,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:14:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:14:19,944 INFO 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 17:14:19,944 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:14:19,944 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040975838] [2022-03-01 17:14:19,944 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040975838] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:14:19,944 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:14:19,944 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:14:19,944 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784127737] [2022-03-01 17:14:19,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:14:19,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:14:19,944 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:14:19,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:14:19,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:14:19,945 INFO L87 Difference]: Start difference. First operand 12681 states and 25216 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:21,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:14:21,997 INFO L93 Difference]: Finished difference Result 23303 states and 46323 transitions. [2022-03-01 17:14:21,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 17:14:21,997 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:14:21,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:14:22,032 INFO L225 Difference]: With dead ends: 23303 [2022-03-01 17:14:22,033 INFO L226 Difference]: Without dead ends: 23303 [2022-03-01 17:14:22,033 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=158, Invalid=772, Unknown=0, NotChecked=0, Total=930 [2022-03-01 17:14:22,033 INFO L933 BasicCegarLoop]: 1006 mSDtfsCounter, 1390 mSDsluCounter, 7617 mSDsCounter, 0 mSdLazyCounter, 5346 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1390 SdHoareTripleChecker+Valid, 8621 SdHoareTripleChecker+Invalid, 5408 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 5346 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:14:22,033 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1390 Valid, 8621 Invalid, 5408 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 5346 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 17:14:22,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23303 states. [2022-03-01 17:14:22,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23303 to 12614. [2022-03-01 17:14:22,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12614 states, 12535 states have (on average 2.000957319505385) internal successors, (25082), 12613 states have internal predecessors, (25082), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:14:22,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12614 states to 12614 states and 25082 transitions. [2022-03-01 17:14:22,341 INFO L78 Accepts]: Start accepts. Automaton has 12614 states and 25082 transitions. Word has length 104 [2022-03-01 17:14:22,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:14:22,341 INFO L470 AbstractCegarLoop]: Abstraction has 12614 states and 25082 transitions. [2022-03-01 17:14:22,341 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:22,341 INFO L276 IsEmpty]: Start isEmpty. Operand 12614 states and 25082 transitions. [2022-03-01 17:14:22,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:14:22,342 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:14:22,342 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:14:22,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable310 [2022-03-01 17:14:22,342 INFO L402 AbstractCegarLoop]: === Iteration 312 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:14:22,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:14:22,343 INFO L85 PathProgramCache]: Analyzing trace with hash -1450504405, now seen corresponding path program 184 times [2022-03-01 17:14:22,343 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:14:22,343 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779430487] [2022-03-01 17:14:22,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:14:22,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:14:22,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:14:22,459 INFO 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 17:14:22,459 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:14:22,459 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779430487] [2022-03-01 17:14:22,459 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779430487] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:14:22,459 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:14:22,459 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:14:22,460 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957905239] [2022-03-01 17:14:22,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:14:22,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:14:22,460 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:14:22,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:14:22,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:14:22,460 INFO L87 Difference]: Start difference. First operand 12614 states and 25082 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:23,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:14:23,818 INFO L93 Difference]: Finished difference Result 20010 states and 39784 transitions. [2022-03-01 17:14:23,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 17:14:23,819 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:14:23,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:14:23,853 INFO L225 Difference]: With dead ends: 20010 [2022-03-01 17:14:23,853 INFO L226 Difference]: Without dead ends: 20010 [2022-03-01 17:14:23,854 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=158, Invalid=712, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:14:23,854 INFO L933 BasicCegarLoop]: 676 mSDtfsCounter, 794 mSDsluCounter, 5365 mSDsCounter, 0 mSdLazyCounter, 3823 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 794 SdHoareTripleChecker+Valid, 6041 SdHoareTripleChecker+Invalid, 3897 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 3823 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:14:23,854 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [794 Valid, 6041 Invalid, 3897 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 3823 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 17:14:23,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20010 states. [2022-03-01 17:14:24,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20010 to 12616. [2022-03-01 17:14:24,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12616 states, 12537 states have (on average 2.0009571667863124) internal successors, (25086), 12615 states have internal predecessors, (25086), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:14:24,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12616 states to 12616 states and 25086 transitions. [2022-03-01 17:14:24,100 INFO L78 Accepts]: Start accepts. Automaton has 12616 states and 25086 transitions. Word has length 104 [2022-03-01 17:14:24,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:14:24,100 INFO L470 AbstractCegarLoop]: Abstraction has 12616 states and 25086 transitions. [2022-03-01 17:14:24,100 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:24,101 INFO L276 IsEmpty]: Start isEmpty. Operand 12616 states and 25086 transitions. [2022-03-01 17:14:24,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:14:24,102 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:14:24,102 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:14:24,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable311 [2022-03-01 17:14:24,102 INFO L402 AbstractCegarLoop]: === Iteration 313 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:14:24,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:14:24,102 INFO L85 PathProgramCache]: Analyzing trace with hash -1365675733, now seen corresponding path program 185 times [2022-03-01 17:14:24,102 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:14:24,102 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690515793] [2022-03-01 17:14:24,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:14:24,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:14:24,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:14:24,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:14:24,245 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:14:24,245 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690515793] [2022-03-01 17:14:24,245 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690515793] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:14:24,245 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:14:24,245 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:14:24,245 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683497368] [2022-03-01 17:14:24,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:14:24,245 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:14:24,245 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:14:24,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:14:24,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:14:24,246 INFO L87 Difference]: Start difference. First operand 12616 states and 25086 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:25,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:14:25,876 INFO L93 Difference]: Finished difference Result 20101 states and 39966 transitions. [2022-03-01 17:14:25,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 17:14:25,876 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:14:25,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:14:25,911 INFO L225 Difference]: With dead ends: 20101 [2022-03-01 17:14:25,911 INFO L226 Difference]: Without dead ends: 20101 [2022-03-01 17:14:25,912 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=156, Invalid=714, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:14:25,912 INFO L933 BasicCegarLoop]: 689 mSDtfsCounter, 790 mSDsluCounter, 5465 mSDsCounter, 0 mSdLazyCounter, 3976 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 790 SdHoareTripleChecker+Valid, 6154 SdHoareTripleChecker+Invalid, 4050 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 3976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 17:14:25,912 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [790 Valid, 6154 Invalid, 4050 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 3976 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 17:14:25,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20101 states. [2022-03-01 17:14:26,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20101 to 12614. [2022-03-01 17:14:26,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12614 states, 12535 states have (on average 2.000957319505385) internal successors, (25082), 12613 states have internal predecessors, (25082), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:14:26,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12614 states to 12614 states and 25082 transitions. [2022-03-01 17:14:26,157 INFO L78 Accepts]: Start accepts. Automaton has 12614 states and 25082 transitions. Word has length 104 [2022-03-01 17:14:26,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:14:26,158 INFO L470 AbstractCegarLoop]: Abstraction has 12614 states and 25082 transitions. [2022-03-01 17:14:26,158 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:26,158 INFO L276 IsEmpty]: Start isEmpty. Operand 12614 states and 25082 transitions. [2022-03-01 17:14:26,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:14:26,159 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:14:26,159 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:14:26,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable312 [2022-03-01 17:14:26,159 INFO L402 AbstractCegarLoop]: === Iteration 314 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:14:26,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:14:26,160 INFO L85 PathProgramCache]: Analyzing trace with hash 2008715597, now seen corresponding path program 186 times [2022-03-01 17:14:26,160 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:14:26,160 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76091342] [2022-03-01 17:14:26,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:14:26,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:14:26,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:14:26,300 INFO 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 17:14:26,300 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:14:26,300 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76091342] [2022-03-01 17:14:26,300 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76091342] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:14:26,301 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:14:26,301 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:14:26,301 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916174771] [2022-03-01 17:14:26,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:14:26,301 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:14:26,301 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:14:26,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:14:26,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:14:26,301 INFO L87 Difference]: Start difference. First operand 12614 states and 25082 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:27,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:14:27,705 INFO L93 Difference]: Finished difference Result 20117 states and 39998 transitions. [2022-03-01 17:14:27,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 17:14:27,705 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:14:27,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:14:27,734 INFO L225 Difference]: With dead ends: 20117 [2022-03-01 17:14:27,735 INFO L226 Difference]: Without dead ends: 20117 [2022-03-01 17:14:27,735 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=156, Invalid=714, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:14:27,735 INFO L933 BasicCegarLoop]: 698 mSDtfsCounter, 788 mSDsluCounter, 5272 mSDsCounter, 0 mSdLazyCounter, 3800 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 788 SdHoareTripleChecker+Valid, 5970 SdHoareTripleChecker+Invalid, 3870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 3800 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:14:27,735 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [788 Valid, 5970 Invalid, 3870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 3800 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 17:14:27,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20117 states. [2022-03-01 17:14:27,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20117 to 12604. [2022-03-01 17:14:28,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12604 states, 12525 states have (on average 2.0009580838323355) internal successors, (25062), 12603 states have internal predecessors, (25062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:14:28,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12604 states to 12604 states and 25062 transitions. [2022-03-01 17:14:28,026 INFO L78 Accepts]: Start accepts. Automaton has 12604 states and 25062 transitions. Word has length 104 [2022-03-01 17:14:28,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:14:28,026 INFO L470 AbstractCegarLoop]: Abstraction has 12604 states and 25062 transitions. [2022-03-01 17:14:28,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:28,027 INFO L276 IsEmpty]: Start isEmpty. Operand 12604 states and 25062 transitions. [2022-03-01 17:14:28,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:14:28,028 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:14:28,028 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:14:28,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable313 [2022-03-01 17:14:28,028 INFO L402 AbstractCegarLoop]: === Iteration 315 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:14:28,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:14:28,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1515336969, now seen corresponding path program 187 times [2022-03-01 17:14:28,028 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:14:28,028 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018642036] [2022-03-01 17:14:28,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:14:28,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:14:28,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:14:28,161 INFO 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 17:14:28,161 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:14:28,161 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018642036] [2022-03-01 17:14:28,161 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018642036] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:14:28,161 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:14:28,162 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:14:28,162 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526016571] [2022-03-01 17:14:28,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:14:28,162 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:14:28,162 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:14:28,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:14:28,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:14:28,162 INFO L87 Difference]: Start difference. First operand 12604 states and 25062 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:30,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:14:30,169 INFO L93 Difference]: Finished difference Result 19970 states and 39704 transitions. [2022-03-01 17:14:30,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 17:14:30,169 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:14:30,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:14:30,203 INFO L225 Difference]: With dead ends: 19970 [2022-03-01 17:14:30,204 INFO L226 Difference]: Without dead ends: 19970 [2022-03-01 17:14:30,204 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=163, Invalid=707, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:14:30,204 INFO L933 BasicCegarLoop]: 704 mSDtfsCounter, 820 mSDsluCounter, 5707 mSDsCounter, 0 mSdLazyCounter, 4333 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 820 SdHoareTripleChecker+Valid, 6411 SdHoareTripleChecker+Invalid, 4391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 4333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:14:30,204 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [820 Valid, 6411 Invalid, 4391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 4333 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:14:30,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19970 states. [2022-03-01 17:14:30,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19970 to 12604. [2022-03-01 17:14:30,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12604 states, 12525 states have (on average 2.0009580838323355) internal successors, (25062), 12603 states have internal predecessors, (25062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:14:30,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12604 states to 12604 states and 25062 transitions. [2022-03-01 17:14:30,450 INFO L78 Accepts]: Start accepts. Automaton has 12604 states and 25062 transitions. Word has length 104 [2022-03-01 17:14:30,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:14:30,450 INFO L470 AbstractCegarLoop]: Abstraction has 12604 states and 25062 transitions. [2022-03-01 17:14:30,450 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:30,450 INFO L276 IsEmpty]: Start isEmpty. Operand 12604 states and 25062 transitions. [2022-03-01 17:14:30,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:14:30,451 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:14:30,451 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:14:30,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable314 [2022-03-01 17:14:30,451 INFO L402 AbstractCegarLoop]: === Iteration 316 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:14:30,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:14:30,452 INFO L85 PathProgramCache]: Analyzing trace with hash 1600165641, now seen corresponding path program 188 times [2022-03-01 17:14:30,452 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:14:30,452 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109231775] [2022-03-01 17:14:30,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:14:30,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:14:30,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:14:30,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:14:30,602 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:14:30,602 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109231775] [2022-03-01 17:14:30,602 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109231775] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:14:30,602 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:14:30,603 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:14:30,603 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810564068] [2022-03-01 17:14:30,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:14:30,603 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:14:30,603 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:14:30,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:14:30,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:14:30,603 INFO L87 Difference]: Start difference. First operand 12604 states and 25062 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:32,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:14:32,561 INFO L93 Difference]: Finished difference Result 20017 states and 39798 transitions. [2022-03-01 17:14:32,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 17:14:32,562 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:14:32,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:14:32,597 INFO L225 Difference]: With dead ends: 20017 [2022-03-01 17:14:32,597 INFO L226 Difference]: Without dead ends: 20017 [2022-03-01 17:14:32,597 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=162, Invalid=708, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:14:32,597 INFO L933 BasicCegarLoop]: 717 mSDtfsCounter, 811 mSDsluCounter, 5733 mSDsCounter, 0 mSdLazyCounter, 4355 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 811 SdHoareTripleChecker+Valid, 6450 SdHoareTripleChecker+Invalid, 4429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 4355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:14:32,597 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [811 Valid, 6450 Invalid, 4429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 4355 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:14:32,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20017 states. [2022-03-01 17:14:32,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20017 to 12594. [2022-03-01 17:14:32,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12594 states, 12515 states have (on average 2.0009588493807433) internal successors, (25042), 12593 states have internal predecessors, (25042), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:14:32,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12594 states to 12594 states and 25042 transitions. [2022-03-01 17:14:32,846 INFO L78 Accepts]: Start accepts. Automaton has 12594 states and 25042 transitions. Word has length 104 [2022-03-01 17:14:32,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:14:32,846 INFO L470 AbstractCegarLoop]: Abstraction has 12594 states and 25042 transitions. [2022-03-01 17:14:32,846 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:32,846 INFO L276 IsEmpty]: Start isEmpty. Operand 12594 states and 25042 transitions. [2022-03-01 17:14:32,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:14:32,847 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:14:32,847 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:14:32,847 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable315 [2022-03-01 17:14:32,848 INFO L402 AbstractCegarLoop]: === Iteration 317 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:14:32,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:14:32,848 INFO L85 PathProgramCache]: Analyzing trace with hash -743956565, now seen corresponding path program 189 times [2022-03-01 17:14:32,848 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:14:32,848 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942503627] [2022-03-01 17:14:32,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:14:32,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:14:32,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:14:32,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:14:32,973 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:14:32,973 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942503627] [2022-03-01 17:14:32,973 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942503627] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:14:32,973 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:14:32,973 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:14:32,973 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24437097] [2022-03-01 17:14:32,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:14:32,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:14:32,973 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:14:32,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:14:32,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:14:32,974 INFO L87 Difference]: Start difference. First operand 12594 states and 25042 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:34,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:14:34,900 INFO L93 Difference]: Finished difference Result 19836 states and 39436 transitions. [2022-03-01 17:14:34,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 17:14:34,901 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:14:34,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:14:34,925 INFO L225 Difference]: With dead ends: 19836 [2022-03-01 17:14:34,925 INFO L226 Difference]: Without dead ends: 19836 [2022-03-01 17:14:34,937 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=172, Invalid=698, Unknown=0, NotChecked=0, Total=870 [2022-03-01 17:14:34,937 INFO L933 BasicCegarLoop]: 733 mSDtfsCounter, 875 mSDsluCounter, 6165 mSDsCounter, 0 mSdLazyCounter, 4866 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 875 SdHoareTripleChecker+Valid, 6898 SdHoareTripleChecker+Invalid, 4927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 4866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:14:34,937 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [875 Valid, 6898 Invalid, 4927 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 4866 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 17:14:34,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19836 states. [2022-03-01 17:14:35,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19836 to 12546. [2022-03-01 17:14:35,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12546 states, 12467 states have (on average 2.000641694072351) internal successors, (24942), 12545 states have internal predecessors, (24942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:14:35,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12546 states to 12546 states and 24942 transitions. [2022-03-01 17:14:35,138 INFO L78 Accepts]: Start accepts. Automaton has 12546 states and 24942 transitions. Word has length 104 [2022-03-01 17:14:35,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:14:35,138 INFO L470 AbstractCegarLoop]: Abstraction has 12546 states and 24942 transitions. [2022-03-01 17:14:35,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:35,139 INFO L276 IsEmpty]: Start isEmpty. Operand 12546 states and 24942 transitions. [2022-03-01 17:14:35,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:14:35,140 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:14:35,140 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:14:35,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable316 [2022-03-01 17:14:35,140 INFO L402 AbstractCegarLoop]: === Iteration 318 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:14:35,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:14:35,140 INFO L85 PathProgramCache]: Analyzing trace with hash -951348531, now seen corresponding path program 190 times [2022-03-01 17:14:35,140 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:14:35,140 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195129548] [2022-03-01 17:14:35,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:14:35,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:14:35,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:14:35,274 INFO 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 17:14:35,275 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:14:35,275 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195129548] [2022-03-01 17:14:35,275 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195129548] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:14:35,275 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:14:35,275 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:14:35,275 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785845605] [2022-03-01 17:14:35,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:14:35,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:14:35,275 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:14:35,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:14:35,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:14:35,276 INFO L87 Difference]: Start difference. First operand 12546 states and 24942 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:37,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:14:37,682 INFO L93 Difference]: Finished difference Result 36775 states and 73116 transitions. [2022-03-01 17:14:37,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 17:14:37,682 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:14:37,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:14:37,758 INFO L225 Difference]: With dead ends: 36775 [2022-03-01 17:14:37,758 INFO L226 Difference]: Without dead ends: 36775 [2022-03-01 17:14:37,758 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 190 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=205, Invalid=917, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:14:37,758 INFO L933 BasicCegarLoop]: 994 mSDtfsCounter, 1477 mSDsluCounter, 8540 mSDsCounter, 0 mSdLazyCounter, 5935 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1477 SdHoareTripleChecker+Valid, 9534 SdHoareTripleChecker+Invalid, 5981 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 5935 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:14:37,758 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1477 Valid, 9534 Invalid, 5981 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 5935 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 17:14:37,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36775 states. [2022-03-01 17:14:38,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36775 to 12582. [2022-03-01 17:14:38,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12582 states, 12503 states have (on average 2.000719827241462) internal successors, (25015), 12581 states have internal predecessors, (25015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:14:38,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12582 states to 12582 states and 25015 transitions. [2022-03-01 17:14:38,122 INFO L78 Accepts]: Start accepts. Automaton has 12582 states and 25015 transitions. Word has length 104 [2022-03-01 17:14:38,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:14:38,122 INFO L470 AbstractCegarLoop]: Abstraction has 12582 states and 25015 transitions. [2022-03-01 17:14:38,122 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:38,122 INFO L276 IsEmpty]: Start isEmpty. Operand 12582 states and 25015 transitions. [2022-03-01 17:14:38,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-01 17:14:38,124 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:14:38,124 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:14:38,124 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable317 [2022-03-01 17:14:38,124 INFO L402 AbstractCegarLoop]: === Iteration 319 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-03-01 17:14:38,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:14:38,124 INFO L85 PathProgramCache]: Analyzing trace with hash -866519859, now seen corresponding path program 191 times [2022-03-01 17:14:38,124 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:14:38,124 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428499468] [2022-03-01 17:14:38,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:14:38,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:14:38,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:14:38,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:14:38,238 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:14:38,238 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428499468] [2022-03-01 17:14:38,238 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428499468] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:14:38,238 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:14:38,238 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-01 17:14:38,238 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785629939] [2022-03-01 17:14:38,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:14:38,238 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-01 17:14:38,238 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:14:38,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-01 17:14:38,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-03-01 17:14:38,239 INFO L87 Difference]: Start difference. First operand 12582 states and 25015 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 17:14:40,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:14:40,326 INFO L93 Difference]: Finished difference Result 36876 states and 73318 transitions. [2022-03-01 17:14:40,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 17:14:40,327 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 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 104 [2022-03-01 17:14:40,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:14:40,390 INFO L225 Difference]: With dead ends: 36876 [2022-03-01 17:14:40,390 INFO L226 Difference]: Without dead ends: 36876 [2022-03-01 17:14:40,390 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=201, Invalid=921, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 17:14:40,390 INFO L933 BasicCegarLoop]: 1008 mSDtfsCounter, 1361 mSDsluCounter, 8056 mSDsCounter, 0 mSdLazyCounter, 5546 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1361 SdHoareTripleChecker+Valid, 9064 SdHoareTripleChecker+Invalid, 5619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 5546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:14:40,390 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1361 Valid, 9064 Invalid, 5619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 5546 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] Received shutdown request... [2022-03-01 17:14:40,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36876 states. [2022-03-01 17:14:40,500 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (27 of 28 remaining) [2022-03-01 17:14:40,501 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable318 [2022-03-01 17:14:40,501 WARN L594 AbstractCegarLoop]: Verification canceled: while executing MinimizeSevpa. [2022-03-01 17:14:40,502 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (26 of 28 remaining) [2022-03-01 17:14:40,502 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (25 of 28 remaining) [2022-03-01 17:14:40,502 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (24 of 28 remaining) [2022-03-01 17:14:40,502 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (23 of 28 remaining) [2022-03-01 17:14:40,502 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (22 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (21 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (20 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (19 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (18 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (17 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (16 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (15 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (14 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (13 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (12 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (11 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (10 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (9 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (8 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (7 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr6ASSERT_VIOLATIONDATA_RACE (6 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (5 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (4 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (3 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (2 of 28 remaining) [2022-03-01 17:14:40,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (1 of 28 remaining) [2022-03-01 17:14:40,504 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr6ASSERT_VIOLATIONDATA_RACE (0 of 28 remaining) [2022-03-01 17:14:40,506 INFO L732 BasicCegarLoop]: Path program histogram: [191, 122, 1, 1, 1, 1, 1, 1] [2022-03-01 17:14:40,508 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-01 17:14:40,509 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-01 17:14:40,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.03 05:14:40 BasicIcfg [2022-03-01 17:14:40,510 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-01 17:14:40,510 INFO L158 Benchmark]: Toolchain (without parser) took 843127.75ms. Allocated memory was 198.2MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 143.4MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 1.8GB. Max. memory is 8.0GB. [2022-03-01 17:14:40,510 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 198.2MB. Free memory is still 162.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-01 17:14:40,510 INFO L158 Benchmark]: CACSL2BoogieTranslator took 650.30ms. Allocated memory is still 198.2MB. Free memory was 143.1MB in the beginning and 144.0MB in the end (delta: -856.4kB). Peak memory consumption was 6.5MB. Max. memory is 8.0GB. [2022-03-01 17:14:40,510 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.18ms. Allocated memory is still 198.2MB. Free memory was 144.0MB in the beginning and 139.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-01 17:14:40,510 INFO L158 Benchmark]: Boogie Preprocessor took 63.00ms. Allocated memory is still 198.2MB. Free memory was 139.8MB in the beginning and 136.1MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-01 17:14:40,510 INFO L158 Benchmark]: RCFGBuilder took 634.49ms. Allocated memory is still 198.2MB. Free memory was 136.1MB in the beginning and 108.9MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2022-03-01 17:14:40,510 INFO L158 Benchmark]: TraceAbstraction took 841712.76ms. Allocated memory was 198.2MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 108.3MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. [2022-03-01 17:14:40,510 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- [2022-03-01 17:14:40,512 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 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 198.2MB. Free memory is still 162.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 650.30ms. Allocated memory is still 198.2MB. Free memory was 143.1MB in the beginning and 144.0MB in the end (delta: -856.4kB). Peak memory consumption was 6.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 59.18ms. Allocated memory is still 198.2MB. Free memory was 144.0MB in the beginning and 139.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 63.00ms. Allocated memory is still 198.2MB. Free memory was 139.8MB in the beginning and 136.1MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 634.49ms. Allocated memory is still 198.2MB. Free memory was 136.1MB in the beginning and 108.9MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * TraceAbstraction took 841712.76ms. Allocated memory was 198.2MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 108.3MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 1.7GB. 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: 1228]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 1251]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 1252]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 1228]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 1229]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 1228]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 1229]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 1232]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 1232]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 1233]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 1260]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 1261]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 1262]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 1263]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 1253]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 1229]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 1232]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 1232]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 1233]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 1244]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 1244]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing MinimizeSevpa. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 367 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 841.6s, OverallIterations: 319, TraceHistogramMax: 1, PathProgramHistogramMax: 191, EmptinessCheckTime: 0.5s, AutomataDifference: 701.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 497416 SdHoareTripleChecker+Valid, 554.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 497416 mSDsluCounter, 2573034 SdHoareTripleChecker+Invalid, 458.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2254035 mSDsCounter, 25163 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1557805 IncrementalHoareTripleChecker+Invalid, 1582968 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25163 mSolverCounterUnsat, 319517 mSDtfsCounter, 1557805 mSolverCounterSat, 4.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12515 GetRequests, 319 SyntacticMatches, 0 SemanticMatches, 12196 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116004 ImplicationChecksByTransitivity, 90.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12684occurred in iteration=146, InterpolantAutomatonStates: 10348, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 92.4s AutomataMinimizationTime, 319 MinimizatonAttempts, 5964659 StatesRemovedByMinimization, 317 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 38.6s InterpolantComputationTime, 32958 NumberOfCodeBlocks, 32958 NumberOfCodeBlocksAsserted, 319 NumberOfCheckSat, 32639 ConstructedInterpolants, 0 QuantifiedInterpolants, 124039 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 319 InterpolantComputations, 319 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown