/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/09-regions_19-nested_nr.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-03 18:26:53,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-03 18:26:53,784 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-03 18:26:53,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-03 18:26:53,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-03 18:26:53,839 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-03 18:26:53,840 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-03 18:26:53,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-03 18:26:53,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-03 18:26:53,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-03 18:26:53,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-03 18:26:53,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-03 18:26:53,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-03 18:26:53,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-03 18:26:53,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-03 18:26:53,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-03 18:26:53,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-03 18:26:53,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-03 18:26:53,856 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-03 18:26:53,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-03 18:26:53,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-03 18:26:53,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-03 18:26:53,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-03 18:26:53,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-03 18:26:53,872 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-03 18:26:53,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-03 18:26:53,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-03 18:26:53,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-03 18:26:53,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-03 18:26:53,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-03-03 18:26:53,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-03 18:26:53,878 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-03 18:26:53,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-03 18:26:53,879 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-03-03 18:26:53,901 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-03 18:26:53,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-03 18:26:53,901 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-03 18:26:53,901 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-03 18:26:53,902 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-03 18:26:53,902 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-03 18:26:53,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-03 18:26:53,903 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-03 18:26:53,903 INFO L138 SettingsManager]: * Use SBE=true [2022-03-03 18:26:53,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-03 18:26:53,903 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-03 18:26:53,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-03 18:26:53,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-03 18:26:53,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-03 18:26:53,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-03 18:26:53,904 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-03 18:26:53,904 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-03 18:26:53,904 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-03 18:26:53,904 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-03 18:26:53,904 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-03 18:26:53,904 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-03 18:26:53,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-03 18:26:53,904 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-03 18:26:53,905 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-03 18:26:53,905 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-03 18:26:53,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-03 18:26:53,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-03 18:26:53,905 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-03 18:26:53,905 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-03 18:26:53,905 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-03 18:26:53,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-03 18:26:53,905 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-03 18:26:53,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-03 18:26:53,905 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-03 18:26:54,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-03 18:26:54,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-03 18:26:54,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-03 18:26:54,132 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-03 18:26:54,132 INFO L275 PluginConnector]: CDTParser initialized [2022-03-03 18:26:54,133 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_19-nested_nr.i [2022-03-03 18:26:54,181 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2296e7a80/d51735dc298e4a1e973cb4e71deb46e3/FLAGd679a0557 [2022-03-03 18:26:54,611 INFO L306 CDTParser]: Found 1 translation units. [2022-03-03 18:26:54,611 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_19-nested_nr.i [2022-03-03 18:26:54,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2296e7a80/d51735dc298e4a1e973cb4e71deb46e3/FLAGd679a0557 [2022-03-03 18:26:54,629 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2296e7a80/d51735dc298e4a1e973cb4e71deb46e3 [2022-03-03 18:26:54,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-03 18:26:54,632 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-03 18:26:54,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-03 18:26:54,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-03 18:26:54,643 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-03 18:26:54,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:26:54" (1/1) ... [2022-03-03 18:26:54,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22fadcd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:54, skipping insertion in model container [2022-03-03 18:26:54,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:26:54" (1/1) ... [2022-03-03 18:26:54,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-03 18:26:54,688 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-03 18:26:55,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-03 18:26:55,043 INFO L203 MainTranslator]: Completed pre-run [2022-03-03 18:26:55,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-03 18:26:55,152 INFO L208 MainTranslator]: Completed translation [2022-03-03 18:26:55,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:55 WrapperNode [2022-03-03 18:26:55,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-03 18:26:55,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-03 18:26:55,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-03 18:26:55,154 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-03 18:26:55,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:55" (1/1) ... [2022-03-03 18:26:55,197 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:55" (1/1) ... [2022-03-03 18:26:55,238 INFO L137 Inliner]: procedures = 371, calls = 34, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 231 [2022-03-03 18:26:55,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-03 18:26:55,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-03 18:26:55,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-03 18:26:55,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-03 18:26:55,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:55" (1/1) ... [2022-03-03 18:26:55,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:55" (1/1) ... [2022-03-03 18:26:55,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:55" (1/1) ... [2022-03-03 18:26:55,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:55" (1/1) ... [2022-03-03 18:26:55,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:55" (1/1) ... [2022-03-03 18:26:55,295 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:55" (1/1) ... [2022-03-03 18:26:55,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:55" (1/1) ... [2022-03-03 18:26:55,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-03 18:26:55,300 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-03 18:26:55,300 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-03 18:26:55,300 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-03 18:26:55,308 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:55" (1/1) ... [2022-03-03 18:26:55,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-03 18:26:55,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-03 18:26:55,329 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-03 18:26:55,335 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-03 18:26:55,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-03 18:26:55,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-03 18:26:55,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-03 18:26:55,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-03 18:26:55,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-03 18:26:55,357 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-03 18:26:55,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-03 18:26:55,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-03 18:26:55,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-03 18:26:55,357 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-03 18:26:55,357 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-03 18:26:55,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-03 18:26:55,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-03 18:26:55,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-03 18:26:55,359 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-03 18:26:55,496 INFO L234 CfgBuilder]: Building ICFG [2022-03-03 18:26:55,497 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-03 18:26:55,817 INFO L275 CfgBuilder]: Performing block encoding [2022-03-03 18:26:55,831 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-03 18:26:55,831 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-03-03 18:26:55,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.03 06:26:55 BoogieIcfgContainer [2022-03-03 18:26:55,833 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-03 18:26:55,835 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-03 18:26:55,835 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-03 18:26:55,837 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-03 18:26:55,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 06:26:54" (1/3) ... [2022-03-03 18:26:55,839 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fd3dff4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:26:55, skipping insertion in model container [2022-03-03 18:26:55,839 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:55" (2/3) ... [2022-03-03 18:26:55,839 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fd3dff4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:26:55, skipping insertion in model container [2022-03-03 18:26:55,839 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.03 06:26:55" (3/3) ... [2022-03-03 18:26:55,840 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_19-nested_nr.i [2022-03-03 18:26:55,844 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-03 18:26:55,844 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-03 18:26:55,844 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2022-03-03 18:26:55,844 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-03 18:26:55,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,897 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,897 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,897 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,902 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,902 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,906 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,906 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,906 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,906 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,906 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,906 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,906 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,906 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,906 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,907 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,907 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,907 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,907 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,907 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,907 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,907 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,909 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,909 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,909 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,909 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,909 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,909 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,910 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,910 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,910 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,911 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,912 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,940 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,940 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,940 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,940 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,940 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,940 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,940 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,941 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,941 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,941 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,941 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,941 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,941 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,943 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,943 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,943 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,943 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,943 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,943 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,944 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,946 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,946 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:55,979 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-03 18:26:56,018 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-03 18:26:56,023 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-03 18:26:56,023 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-03-03 18:26:56,038 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 278 places, 278 transitions, 561 flow [2022-03-03 18:26:56,150 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 3421 states, 3385 states have (on average 1.9521418020679469) internal successors, (6608), 3420 states have internal predecessors, (6608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:56,156 INFO L276 IsEmpty]: Start isEmpty. Operand has 3421 states, 3385 states have (on average 1.9521418020679469) internal successors, (6608), 3420 states have internal predecessors, (6608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:56,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-03-03 18:26:56,161 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:56,161 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] [2022-03-03 18:26:56,162 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:26:56,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:56,165 INFO L85 PathProgramCache]: Analyzing trace with hash -582463024, now seen corresponding path program 1 times [2022-03-03 18:26:56,187 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:56,188 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036513467] [2022-03-03 18:26:56,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:56,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:56,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:56,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:56,383 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:56,383 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036513467] [2022-03-03 18:26:56,383 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036513467] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:56,383 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:56,384 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-03 18:26:56,385 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349516598] [2022-03-03 18:26:56,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:56,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-03 18:26:56,389 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:56,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-03 18:26:56,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-03 18:26:56,417 INFO L87 Difference]: Start difference. First operand has 3421 states, 3385 states have (on average 1.9521418020679469) internal successors, (6608), 3420 states have internal predecessors, (6608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:56,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:56,506 INFO L93 Difference]: Finished difference Result 3425 states and 6572 transitions. [2022-03-03 18:26:56,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-03 18:26:56,508 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2022-03-03 18:26:56,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:56,533 INFO L225 Difference]: With dead ends: 3425 [2022-03-03 18:26:56,534 INFO L226 Difference]: Without dead ends: 3415 [2022-03-03 18:26:56,535 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-03 18:26:56,538 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 3 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:56,542 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 536 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-03 18:26:56,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3415 states. [2022-03-03 18:26:56,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3415 to 3412. [2022-03-03 18:26:56,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3412 states, 3373 states have (on average 1.9418914912540766) internal successors, (6550), 3411 states have internal predecessors, (6550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:56,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 3412 states and 6550 transitions. [2022-03-03 18:26:56,666 INFO L78 Accepts]: Start accepts. Automaton has 3412 states and 6550 transitions. Word has length 45 [2022-03-03 18:26:56,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:56,666 INFO L470 AbstractCegarLoop]: Abstraction has 3412 states and 6550 transitions. [2022-03-03 18:26:56,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:56,668 INFO L276 IsEmpty]: Start isEmpty. Operand 3412 states and 6550 transitions. [2022-03-03 18:26:56,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-03-03 18:26:56,669 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:56,669 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:56,669 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-03 18:26:56,669 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:26:56,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:56,673 INFO L85 PathProgramCache]: Analyzing trace with hash 2083507397, now seen corresponding path program 1 times [2022-03-03 18:26:56,673 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:56,673 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860525821] [2022-03-03 18:26:56,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:56,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:56,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:56,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:56,765 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:56,765 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860525821] [2022-03-03 18:26:56,765 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860525821] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-03 18:26:56,765 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1267609968] [2022-03-03 18:26:56,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:56,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-03 18:26:56,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-03 18:26:56,767 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-03 18:26:56,768 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-03 18:26:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:56,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 4 conjunts are in the unsatisfiable core [2022-03-03 18:26:56,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-03 18:26:56,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:56,997 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-03 18:26:57,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:57,087 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1267609968] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-03 18:26:57,088 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-03 18:26:57,088 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-03-03 18:26:57,089 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654341072] [2022-03-03 18:26:57,089 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-03 18:26:57,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-03 18:26:57,090 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:57,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-03 18:26:57,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-03-03 18:26:57,090 INFO L87 Difference]: Start difference. First operand 3412 states and 6550 transitions. Second operand has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:57,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:57,168 INFO L93 Difference]: Finished difference Result 3422 states and 6560 transitions. [2022-03-03 18:26:57,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-03 18:26:57,168 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2022-03-03 18:26:57,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:57,180 INFO L225 Difference]: With dead ends: 3422 [2022-03-03 18:26:57,180 INFO L226 Difference]: Without dead ends: 3422 [2022-03-03 18:26:57,181 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2022-03-03 18:26:57,182 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 12 mSDsluCounter, 801 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 1066 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:57,185 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 1066 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-03 18:26:57,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3422 states. [2022-03-03 18:26:57,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3422 to 3422. [2022-03-03 18:26:57,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3422 states, 3383 states have (on average 1.939107301211942) internal successors, (6560), 3421 states have internal predecessors, (6560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:57,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 3422 states and 6560 transitions. [2022-03-03 18:26:57,247 INFO L78 Accepts]: Start accepts. Automaton has 3422 states and 6560 transitions. Word has length 50 [2022-03-03 18:26:57,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:57,247 INFO L470 AbstractCegarLoop]: Abstraction has 3422 states and 6560 transitions. [2022-03-03 18:26:57,248 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:57,248 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 6560 transitions. [2022-03-03 18:26:57,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-03-03 18:26:57,250 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:57,251 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:57,270 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-03-03 18:26:57,468 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-03 18:26:57,468 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:26:57,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:57,469 INFO L85 PathProgramCache]: Analyzing trace with hash -852627547, now seen corresponding path program 2 times [2022-03-03 18:26:57,469 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:57,469 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328884431] [2022-03-03 18:26:57,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:57,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:57,596 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:57,597 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:57,597 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328884431] [2022-03-03 18:26:57,597 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328884431] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-03 18:26:57,597 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1909731267] [2022-03-03 18:26:57,597 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-03 18:26:57,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-03 18:26:57,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-03 18:26:57,598 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-03 18:26:57,599 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-03 18:26:57,676 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-03 18:26:57,677 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-03 18:26:57,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 21 conjunts are in the unsatisfiable core [2022-03-03 18:26:57,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-03 18:26:57,767 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-03-03 18:26:57,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-03 18:26:57,787 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-03-03 18:26:57,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-03 18:26:57,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-03 18:26:57,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-03 18:26:57,830 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-03 18:26:57,830 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-03-03 18:26:57,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-03 18:26:57,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-03 18:26:57,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-03 18:26:57,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-03 18:26:57,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-03 18:26:57,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-03 18:26:57,862 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-03 18:26:57,862 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2022-03-03 18:26:57,884 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-03-03 18:26:57,884 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-03 18:26:57,884 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1909731267] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:57,884 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-03 18:26:57,884 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 15 [2022-03-03 18:26:57,884 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123122532] [2022-03-03 18:26:57,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:57,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-03 18:26:57,885 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:57,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-03 18:26:57,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2022-03-03 18:26:57,885 INFO L87 Difference]: Start difference. First operand 3422 states and 6560 transitions. Second operand has 8 states, 7 states have (on average 7.142857142857143) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:58,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:58,066 INFO L93 Difference]: Finished difference Result 3420 states and 6558 transitions. [2022-03-03 18:26:58,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-03 18:26:58,067 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 7.142857142857143) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2022-03-03 18:26:58,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:58,078 INFO L225 Difference]: With dead ends: 3420 [2022-03-03 18:26:58,078 INFO L226 Difference]: Without dead ends: 3420 [2022-03-03 18:26:58,078 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:26:58,079 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 220 mSDsluCounter, 537 mSDsCounter, 0 mSdLazyCounter, 294 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 774 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:58,079 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [220 Valid, 774 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 294 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:26:58,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3420 states. [2022-03-03 18:26:58,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3420 to 3420. [2022-03-03 18:26:58,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3420 states, 3383 states have (on average 1.9385161099615726) internal successors, (6558), 3419 states have internal predecessors, (6558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:58,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 3420 states and 6558 transitions. [2022-03-03 18:26:58,131 INFO L78 Accepts]: Start accepts. Automaton has 3420 states and 6558 transitions. Word has length 60 [2022-03-03 18:26:58,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:58,132 INFO L470 AbstractCegarLoop]: Abstraction has 3420 states and 6558 transitions. [2022-03-03 18:26:58,132 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 7.142857142857143) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:58,132 INFO L276 IsEmpty]: Start isEmpty. Operand 3420 states and 6558 transitions. [2022-03-03 18:26:58,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-03-03 18:26:58,132 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:58,133 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:58,153 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-03 18:26:58,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-03-03 18:26:58,347 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:26:58,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:58,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1238004900, now seen corresponding path program 1 times [2022-03-03 18:26:58,348 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:58,348 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004003763] [2022-03-03 18:26:58,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:58,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:58,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:58,444 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:58,445 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:58,445 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004003763] [2022-03-03 18:26:58,445 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004003763] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-03 18:26:58,445 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [59299339] [2022-03-03 18:26:58,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:58,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-03 18:26:58,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-03 18:26:58,446 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-03 18:26:58,447 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-03 18:26:58,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:58,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-03 18:26:58,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-03 18:26:58,617 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:58,617 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-03 18:26:58,735 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:58,736 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [59299339] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-03 18:26:58,736 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-03 18:26:58,736 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-03-03 18:26:58,736 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062213347] [2022-03-03 18:26:58,736 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-03 18:26:58,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:26:58,737 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:58,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:26:58,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:26:58,738 INFO L87 Difference]: Start difference. First operand 3420 states and 6558 transitions. Second operand has 18 states, 18 states have (on average 5.0) internal successors, (90), 18 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:58,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:58,907 INFO L93 Difference]: Finished difference Result 3440 states and 6578 transitions. [2022-03-03 18:26:58,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:26:58,907 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 5.0) internal successors, (90), 18 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2022-03-03 18:26:58,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:58,916 INFO L225 Difference]: With dead ends: 3440 [2022-03-03 18:26:58,916 INFO L226 Difference]: Without dead ends: 3440 [2022-03-03 18:26:58,917 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=280, Invalid=590, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:26:58,917 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 26 mSDsluCounter, 2114 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 2372 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:58,917 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 2372 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-03 18:26:58,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3440 states. [2022-03-03 18:26:58,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3440 to 3440. [2022-03-03 18:26:58,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3440 states, 3403 states have (on average 1.9330002938583604) internal successors, (6578), 3439 states have internal predecessors, (6578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:58,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 3440 states and 6578 transitions. [2022-03-03 18:26:58,972 INFO L78 Accepts]: Start accepts. Automaton has 3440 states and 6578 transitions. Word has length 68 [2022-03-03 18:26:58,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:58,973 INFO L470 AbstractCegarLoop]: Abstraction has 3440 states and 6578 transitions. [2022-03-03 18:26:58,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.0) internal successors, (90), 18 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:58,974 INFO L276 IsEmpty]: Start isEmpty. Operand 3440 states and 6578 transitions. [2022-03-03 18:26:58,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-03-03 18:26:58,978 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:58,978 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:58,997 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-03 18:26:59,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-03 18:26:59,187 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:26:59,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:59,188 INFO L85 PathProgramCache]: Analyzing trace with hash -140987804, now seen corresponding path program 2 times [2022-03-03 18:26:59,188 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:59,188 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288600167] [2022-03-03 18:26:59,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:59,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:59,327 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:59,328 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:59,328 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288600167] [2022-03-03 18:26:59,328 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288600167] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-03 18:26:59,328 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1616200206] [2022-03-03 18:26:59,328 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-03 18:26:59,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-03 18:26:59,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-03 18:26:59,329 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-03 18:26:59,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-03 18:26:59,406 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-03 18:26:59,407 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-03 18:26:59,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 17 conjunts are in the unsatisfiable core [2022-03-03 18:26:59,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-03 18:26:59,503 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-03-03 18:26:59,522 INFO L353 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-03-03 18:26:59,523 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2022-03-03 18:26:59,555 INFO L353 Elim1Store]: treesize reduction 64, result has 22.9 percent of original size [2022-03-03 18:26:59,555 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 34 [2022-03-03 18:26:59,594 INFO L353 Elim1Store]: treesize reduction 114, result has 19.7 percent of original size [2022-03-03 18:26:59,595 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 46 [2022-03-03 18:26:59,612 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-03-03 18:26:59,613 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-03 18:26:59,613 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1616200206] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:59,613 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-03 18:26:59,613 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2022-03-03 18:26:59,613 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317811252] [2022-03-03 18:26:59,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:59,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:26:59,613 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:59,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:26:59,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:26:59,614 INFO L87 Difference]: Start difference. First operand 3440 states and 6578 transitions. Second operand has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:59,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:59,766 INFO L93 Difference]: Finished difference Result 3438 states and 6576 transitions. [2022-03-03 18:26:59,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:26:59,767 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2022-03-03 18:26:59,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:59,776 INFO L225 Difference]: With dead ends: 3438 [2022-03-03 18:26:59,777 INFO L226 Difference]: Without dead ends: 3438 [2022-03-03 18:26:59,777 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:26:59,777 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 4 mSDsluCounter, 302 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 560 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:59,778 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 560 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-03 18:26:59,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3438 states. [2022-03-03 18:26:59,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3438 to 3438. [2022-03-03 18:26:59,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3438 states, 3403 states have (on average 1.9324125771378196) internal successors, (6576), 3437 states have internal predecessors, (6576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:59,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 3438 states and 6576 transitions. [2022-03-03 18:26:59,827 INFO L78 Accepts]: Start accepts. Automaton has 3438 states and 6576 transitions. Word has length 88 [2022-03-03 18:26:59,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:59,828 INFO L470 AbstractCegarLoop]: Abstraction has 3438 states and 6576 transitions. [2022-03-03 18:26:59,828 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:59,828 INFO L276 IsEmpty]: Start isEmpty. Operand 3438 states and 6576 transitions. [2022-03-03 18:26:59,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-03-03 18:26:59,828 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:59,829 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:59,846 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-03-03 18:27:00,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-03 18:27:00,046 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:00,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:00,046 INFO L85 PathProgramCache]: Analyzing trace with hash 1493118986, now seen corresponding path program 1 times [2022-03-03 18:27:00,046 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:00,046 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336923592] [2022-03-03 18:27:00,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:00,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:00,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:00,204 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:00,204 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:00,204 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336923592] [2022-03-03 18:27:00,204 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336923592] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-03 18:27:00,204 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1002723994] [2022-03-03 18:27:00,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:00,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-03 18:27:00,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-03 18:27:00,205 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-03 18:27:00,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-03 18:27:00,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:00,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 16 conjunts are in the unsatisfiable core [2022-03-03 18:27:00,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-03 18:27:00,435 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:00,436 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-03 18:27:00,619 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:00,620 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1002723994] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-03 18:27:00,620 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-03 18:27:00,620 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2022-03-03 18:27:00,620 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651526714] [2022-03-03 18:27:00,620 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-03 18:27:00,620 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-03 18:27:00,620 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:00,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-03 18:27:00,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2022-03-03 18:27:00,621 INFO L87 Difference]: Start difference. First operand 3438 states and 6576 transitions. Second operand has 23 states, 23 states have (on average 5.043478260869565) internal successors, (116), 23 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:00,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:00,842 INFO L93 Difference]: Finished difference Result 3453 states and 6591 transitions. [2022-03-03 18:27:00,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-03 18:27:00,842 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 5.043478260869565) internal successors, (116), 23 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2022-03-03 18:27:00,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:00,852 INFO L225 Difference]: With dead ends: 3453 [2022-03-03 18:27:00,852 INFO L226 Difference]: Without dead ends: 3453 [2022-03-03 18:27:00,852 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 191 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=524, Invalid=1116, Unknown=0, NotChecked=0, Total=1640 [2022-03-03 18:27:00,853 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 41 mSDsluCounter, 1580 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 1838 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:00,853 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [41 Valid, 1838 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-03 18:27:00,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3453 states. [2022-03-03 18:27:00,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3453 to 3453. [2022-03-03 18:27:00,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3453 states, 3418 states have (on average 1.9283206553540082) internal successors, (6591), 3452 states have internal predecessors, (6591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:00,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3453 states to 3453 states and 6591 transitions. [2022-03-03 18:27:00,901 INFO L78 Accepts]: Start accepts. Automaton has 3453 states and 6591 transitions. Word has length 99 [2022-03-03 18:27:00,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:00,901 INFO L470 AbstractCegarLoop]: Abstraction has 3453 states and 6591 transitions. [2022-03-03 18:27:00,901 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 5.043478260869565) internal successors, (116), 23 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:00,901 INFO L276 IsEmpty]: Start isEmpty. Operand 3453 states and 6591 transitions. [2022-03-03 18:27:00,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-03-03 18:27:00,902 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:00,902 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:00,926 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-03 18:27:01,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-03 18:27:01,107 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:01,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:01,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1721236511, now seen corresponding path program 2 times [2022-03-03 18:27:01,108 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:01,108 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151049053] [2022-03-03 18:27:01,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:01,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:01,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:01,211 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:01,211 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:01,212 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151049053] [2022-03-03 18:27:01,212 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1151049053] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:01,212 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:01,212 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:27:01,212 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207684277] [2022-03-03 18:27:01,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:01,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:27:01,212 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:01,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:27:01,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:27:01,213 INFO L87 Difference]: Start difference. First operand 3453 states and 6591 transitions. Second operand has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:01,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:01,356 INFO L93 Difference]: Finished difference Result 3452 states and 6590 transitions. [2022-03-03 18:27:01,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:27:01,357 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2022-03-03 18:27:01,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:01,365 INFO L225 Difference]: With dead ends: 3452 [2022-03-03 18:27:01,365 INFO L226 Difference]: Without dead ends: 3452 [2022-03-03 18:27:01,366 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:27:01,366 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 6 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 555 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:01,366 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 555 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-03 18:27:01,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3452 states. [2022-03-03 18:27:01,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3452 to 3452. [2022-03-03 18:27:01,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3452 states, 3418 states have (on average 1.9280280866003512) internal successors, (6590), 3451 states have internal predecessors, (6590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:01,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 3452 states and 6590 transitions. [2022-03-03 18:27:01,432 INFO L78 Accepts]: Start accepts. Automaton has 3452 states and 6590 transitions. Word has length 114 [2022-03-03 18:27:01,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:01,433 INFO L470 AbstractCegarLoop]: Abstraction has 3452 states and 6590 transitions. [2022-03-03 18:27:01,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:01,433 INFO L276 IsEmpty]: Start isEmpty. Operand 3452 states and 6590 transitions. [2022-03-03 18:27:01,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-03-03 18:27:01,435 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:01,435 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:01,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-03 18:27:01,435 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:01,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:01,438 INFO L85 PathProgramCache]: Analyzing trace with hash -764773287, now seen corresponding path program 1 times [2022-03-03 18:27:01,439 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:01,439 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329343069] [2022-03-03 18:27:01,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:01,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:01,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:01,541 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:01,541 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:01,542 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329343069] [2022-03-03 18:27:01,542 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329343069] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:01,542 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:01,542 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:27:01,542 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149180182] [2022-03-03 18:27:01,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:01,542 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:27:01,542 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:01,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:27:01,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:27:01,543 INFO L87 Difference]: Start difference. First operand 3452 states and 6590 transitions. Second operand has 6 states, 5 states have (on average 20.8) internal successors, (104), 6 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:01,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:01,976 INFO L93 Difference]: Finished difference Result 5339 states and 10270 transitions. [2022-03-03 18:27:01,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:27:01,976 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.8) internal successors, (104), 6 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 149 [2022-03-03 18:27:01,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:01,986 INFO L225 Difference]: With dead ends: 5339 [2022-03-03 18:27:01,986 INFO L226 Difference]: Without dead ends: 5339 [2022-03-03 18:27:01,986 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:27:01,990 INFO L933 BasicCegarLoop]: 430 mSDtfsCounter, 348 mSDsluCounter, 424 mSDsCounter, 0 mSdLazyCounter, 598 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 348 SdHoareTripleChecker+Valid, 852 SdHoareTripleChecker+Invalid, 681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 598 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:01,990 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [348 Valid, 852 Invalid, 681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 598 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-03 18:27:01,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5339 states. [2022-03-03 18:27:02,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5339 to 3683. [2022-03-03 18:27:02,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3683 states, 3651 states have (on average 1.930703916735141) internal successors, (7049), 3682 states have internal predecessors, (7049), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:02,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3683 states to 3683 states and 7049 transitions. [2022-03-03 18:27:02,051 INFO L78 Accepts]: Start accepts. Automaton has 3683 states and 7049 transitions. Word has length 149 [2022-03-03 18:27:02,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:02,051 INFO L470 AbstractCegarLoop]: Abstraction has 3683 states and 7049 transitions. [2022-03-03 18:27:02,052 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.8) internal successors, (104), 6 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:02,052 INFO L276 IsEmpty]: Start isEmpty. Operand 3683 states and 7049 transitions. [2022-03-03 18:27:02,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-03-03 18:27:02,052 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:02,052 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:02,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-03 18:27:02,053 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:02,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:02,053 INFO L85 PathProgramCache]: Analyzing trace with hash 1532564956, now seen corresponding path program 1 times [2022-03-03 18:27:02,053 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:02,053 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659706691] [2022-03-03 18:27:02,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:02,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:02,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:02,147 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:02,147 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:02,147 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659706691] [2022-03-03 18:27:02,147 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659706691] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:02,147 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:02,147 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:27:02,147 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244481908] [2022-03-03 18:27:02,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:02,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:27:02,148 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:02,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:27:02,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:27:02,148 INFO L87 Difference]: Start difference. First operand 3683 states and 7049 transitions. Second operand has 6 states, 5 states have (on average 23.0) internal successors, (115), 6 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:02,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:02,242 INFO L93 Difference]: Finished difference Result 3682 states and 7048 transitions. [2022-03-03 18:27:02,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:27:02,242 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 23.0) internal successors, (115), 6 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2022-03-03 18:27:02,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:02,248 INFO L225 Difference]: With dead ends: 3682 [2022-03-03 18:27:02,248 INFO L226 Difference]: Without dead ends: 3682 [2022-03-03 18:27:02,248 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:27:02,249 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 15 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:02,249 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 416 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-03 18:27:02,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3682 states. [2022-03-03 18:27:02,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3682 to 3682. [2022-03-03 18:27:02,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3682 states, 3651 states have (on average 1.9304300191728294) internal successors, (7048), 3681 states have internal predecessors, (7048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:02,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 7048 transitions. [2022-03-03 18:27:02,316 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 7048 transitions. Word has length 160 [2022-03-03 18:27:02,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:02,316 INFO L470 AbstractCegarLoop]: Abstraction has 3682 states and 7048 transitions. [2022-03-03 18:27:02,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.0) internal successors, (115), 6 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:02,316 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 7048 transitions. [2022-03-03 18:27:02,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-03-03 18:27:02,317 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:02,317 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:02,317 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-03 18:27:02,317 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:02,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:02,318 INFO L85 PathProgramCache]: Analyzing trace with hash -1950203685, now seen corresponding path program 1 times [2022-03-03 18:27:02,318 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:02,318 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733795983] [2022-03-03 18:27:02,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:02,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:02,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:02,434 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:02,434 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:02,435 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733795983] [2022-03-03 18:27:02,435 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733795983] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:02,435 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:02,435 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:27:02,435 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553827768] [2022-03-03 18:27:02,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:02,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:27:02,435 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:02,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:27:02,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:27:02,436 INFO L87 Difference]: Start difference. First operand 3682 states and 7048 transitions. Second operand has 6 states, 5 states have (on average 24.8) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:02,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:02,567 INFO L93 Difference]: Finished difference Result 3681 states and 7047 transitions. [2022-03-03 18:27:02,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:27:02,567 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 24.8) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 169 [2022-03-03 18:27:02,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:02,572 INFO L225 Difference]: With dead ends: 3681 [2022-03-03 18:27:02,572 INFO L226 Difference]: Without dead ends: 3681 [2022-03-03 18:27:02,573 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:27:02,573 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 2 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 576 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:02,573 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 576 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-03 18:27:02,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3681 states. [2022-03-03 18:27:02,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3681 to 3681. [2022-03-03 18:27:02,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3681 states, 3651 states have (on average 1.9301561216105176) internal successors, (7047), 3680 states have internal predecessors, (7047), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:02,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3681 states to 3681 states and 7047 transitions. [2022-03-03 18:27:02,614 INFO L78 Accepts]: Start accepts. Automaton has 3681 states and 7047 transitions. Word has length 169 [2022-03-03 18:27:02,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:02,614 INFO L470 AbstractCegarLoop]: Abstraction has 3681 states and 7047 transitions. [2022-03-03 18:27:02,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.8) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:02,614 INFO L276 IsEmpty]: Start isEmpty. Operand 3681 states and 7047 transitions. [2022-03-03 18:27:02,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-03-03 18:27:02,615 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:02,615 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:02,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-03 18:27:02,616 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:02,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:02,616 INFO L85 PathProgramCache]: Analyzing trace with hash -2052367616, now seen corresponding path program 1 times [2022-03-03 18:27:02,616 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:02,616 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394773828] [2022-03-03 18:27:02,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:02,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:02,698 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:02,698 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:02,698 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394773828] [2022-03-03 18:27:02,698 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394773828] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:02,698 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:02,698 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:27:02,698 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145256160] [2022-03-03 18:27:02,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:02,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:27:02,699 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:02,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:27:02,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:27:02,699 INFO L87 Difference]: Start difference. First operand 3681 states and 7047 transitions. Second operand has 6 states, 5 states have (on average 26.4) internal successors, (132), 6 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:02,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:02,837 INFO L93 Difference]: Finished difference Result 3680 states and 7046 transitions. [2022-03-03 18:27:02,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:27:02,837 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 26.4) internal successors, (132), 6 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 177 [2022-03-03 18:27:02,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:02,843 INFO L225 Difference]: With dead ends: 3680 [2022-03-03 18:27:02,843 INFO L226 Difference]: Without dead ends: 3680 [2022-03-03 18:27:02,843 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:27:02,844 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 3 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:02,844 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 575 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-03 18:27:02,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3680 states. [2022-03-03 18:27:02,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3680 to 3680. [2022-03-03 18:27:02,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3680 states, 3651 states have (on average 1.9298822240482059) internal successors, (7046), 3679 states have internal predecessors, (7046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:02,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3680 states and 7046 transitions. [2022-03-03 18:27:02,889 INFO L78 Accepts]: Start accepts. Automaton has 3680 states and 7046 transitions. Word has length 177 [2022-03-03 18:27:02,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:02,890 INFO L470 AbstractCegarLoop]: Abstraction has 3680 states and 7046 transitions. [2022-03-03 18:27:02,890 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 26.4) internal successors, (132), 6 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:02,890 INFO L276 IsEmpty]: Start isEmpty. Operand 3680 states and 7046 transitions. [2022-03-03 18:27:02,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-03-03 18:27:02,891 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:02,891 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:02,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-03 18:27:02,891 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:02,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:02,892 INFO L85 PathProgramCache]: Analyzing trace with hash 1139996680, now seen corresponding path program 1 times [2022-03-03 18:27:02,892 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:02,892 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836438696] [2022-03-03 18:27:02,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:02,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:02,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:03,014 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:03,015 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:03,015 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836438696] [2022-03-03 18:27:03,015 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836438696] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:03,015 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:03,015 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:27:03,015 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242954422] [2022-03-03 18:27:03,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:03,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:27:03,016 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:03,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:27:03,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:27:03,016 INFO L87 Difference]: Start difference. First operand 3680 states and 7046 transitions. Second operand has 6 states, 5 states have (on average 31.2) internal successors, (156), 6 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:03,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:03,485 INFO L93 Difference]: Finished difference Result 4040 states and 7760 transitions. [2022-03-03 18:27:03,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:27:03,485 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 31.2) internal successors, (156), 6 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 201 [2022-03-03 18:27:03,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:03,493 INFO L225 Difference]: With dead ends: 4040 [2022-03-03 18:27:03,493 INFO L226 Difference]: Without dead ends: 4040 [2022-03-03 18:27:03,493 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:27:03,494 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 254 mSDsluCounter, 789 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 1249 SdHoareTripleChecker+Invalid, 807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:03,494 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [254 Valid, 1249 Invalid, 807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 770 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-03 18:27:03,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4040 states. [2022-03-03 18:27:03,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4040 to 3912. [2022-03-03 18:27:03,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3912 states, 3884 states have (on average 1.9325437693099896) internal successors, (7506), 3911 states have internal predecessors, (7506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:03,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 3912 states and 7506 transitions. [2022-03-03 18:27:03,544 INFO L78 Accepts]: Start accepts. Automaton has 3912 states and 7506 transitions. Word has length 201 [2022-03-03 18:27:03,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:03,544 INFO L470 AbstractCegarLoop]: Abstraction has 3912 states and 7506 transitions. [2022-03-03 18:27:03,544 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.2) internal successors, (156), 6 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:03,544 INFO L276 IsEmpty]: Start isEmpty. Operand 3912 states and 7506 transitions. [2022-03-03 18:27:03,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-03-03 18:27:03,546 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:03,547 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:03,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-03 18:27:03,547 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:03,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:03,547 INFO L85 PathProgramCache]: Analyzing trace with hash -1098592927, now seen corresponding path program 1 times [2022-03-03 18:27:03,547 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:03,547 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56644819] [2022-03-03 18:27:03,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:03,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:03,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:03,673 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:03,674 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:03,674 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56644819] [2022-03-03 18:27:03,674 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56644819] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:03,674 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:03,674 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:27:03,674 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960800811] [2022-03-03 18:27:03,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:03,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:27:03,674 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:03,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:27:03,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:27:03,675 INFO L87 Difference]: Start difference. First operand 3912 states and 7506 transitions. Second operand has 6 states, 5 states have (on average 33.2) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:03,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:03,959 INFO L93 Difference]: Finished difference Result 4648 states and 8901 transitions. [2022-03-03 18:27:03,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:27:03,959 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 33.2) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 211 [2022-03-03 18:27:03,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:03,967 INFO L225 Difference]: With dead ends: 4648 [2022-03-03 18:27:03,967 INFO L226 Difference]: Without dead ends: 4414 [2022-03-03 18:27:03,967 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:27:03,968 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 279 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 399 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 827 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:03,968 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [279 Valid, 827 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 399 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-03 18:27:03,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4414 states. [2022-03-03 18:27:04,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4414 to 3910. [2022-03-03 18:27:04,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3910 states, 3883 states have (on average 1.9271182075714655) internal successors, (7483), 3909 states have internal predecessors, (7483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:04,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3910 states to 3910 states and 7483 transitions. [2022-03-03 18:27:04,018 INFO L78 Accepts]: Start accepts. Automaton has 3910 states and 7483 transitions. Word has length 211 [2022-03-03 18:27:04,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:04,018 INFO L470 AbstractCegarLoop]: Abstraction has 3910 states and 7483 transitions. [2022-03-03 18:27:04,019 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 33.2) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:04,019 INFO L276 IsEmpty]: Start isEmpty. Operand 3910 states and 7483 transitions. [2022-03-03 18:27:04,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-03-03 18:27:04,020 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:04,020 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:04,020 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-03 18:27:04,021 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:04,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:04,021 INFO L85 PathProgramCache]: Analyzing trace with hash -421619158, now seen corresponding path program 1 times [2022-03-03 18:27:04,021 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:04,021 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217415854] [2022-03-03 18:27:04,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:04,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:04,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:04,137 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:04,137 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:04,137 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217415854] [2022-03-03 18:27:04,137 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1217415854] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:04,137 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:04,138 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:27:04,138 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945737049] [2022-03-03 18:27:04,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:04,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:27:04,138 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:04,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:27:04,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:27:04,138 INFO L87 Difference]: Start difference. First operand 3910 states and 7483 transitions. Second operand has 6 states, 5 states have (on average 33.4) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:04,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:04,378 INFO L93 Difference]: Finished difference Result 4070 states and 7798 transitions. [2022-03-03 18:27:04,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:27:04,379 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 33.4) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 212 [2022-03-03 18:27:04,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:04,387 INFO L225 Difference]: With dead ends: 4070 [2022-03-03 18:27:04,387 INFO L226 Difference]: Without dead ends: 4070 [2022-03-03 18:27:04,387 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:27:04,388 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 101 mSDsluCounter, 407 mSDsCounter, 0 mSdLazyCounter, 413 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 738 SdHoareTripleChecker+Invalid, 420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:04,388 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [101 Valid, 738 Invalid, 420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 413 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:27:04,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4070 states. [2022-03-03 18:27:04,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4070 to 4029. [2022-03-03 18:27:04,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4029 states, 4002 states have (on average 1.9282858570714643) internal successors, (7717), 4028 states have internal predecessors, (7717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:04,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 7717 transitions. [2022-03-03 18:27:04,444 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 7717 transitions. Word has length 212 [2022-03-03 18:27:04,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:04,444 INFO L470 AbstractCegarLoop]: Abstraction has 4029 states and 7717 transitions. [2022-03-03 18:27:04,444 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 33.4) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:04,444 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 7717 transitions. [2022-03-03 18:27:04,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:27:04,446 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:04,446 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:04,446 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-03 18:27:04,446 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:04,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:04,447 INFO L85 PathProgramCache]: Analyzing trace with hash -1048362835, now seen corresponding path program 1 times [2022-03-03 18:27:04,447 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:04,447 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979485482] [2022-03-03 18:27:04,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:04,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:04,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:04,832 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:04,832 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:04,832 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979485482] [2022-03-03 18:27:04,832 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979485482] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:04,832 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:04,832 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:27:04,832 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610850279] [2022-03-03 18:27:04,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:04,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:27:04,833 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:04,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:27:04,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:27:04,833 INFO L87 Difference]: Start difference. First operand 4029 states and 7717 transitions. Second operand has 18 states, 17 states have (on average 10.176470588235293) internal successors, (173), 18 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:06,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:06,213 INFO L93 Difference]: Finished difference Result 7172 states and 13871 transitions. [2022-03-03 18:27:06,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:27:06,213 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 10.176470588235293) internal successors, (173), 18 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-03 18:27:06,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:06,228 INFO L225 Difference]: With dead ends: 7172 [2022-03-03 18:27:06,228 INFO L226 Difference]: Without dead ends: 7172 [2022-03-03 18:27:06,228 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:27:06,229 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1649 mSDsluCounter, 1662 mSDsCounter, 0 mSdLazyCounter, 1661 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1649 SdHoareTripleChecker+Valid, 2040 SdHoareTripleChecker+Invalid, 1989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 1661 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:06,229 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1649 Valid, 2040 Invalid, 1989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 1661 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:27:06,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7172 states. [2022-03-03 18:27:06,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7172 to 4045. [2022-03-03 18:27:06,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4045 states, 4018 states have (on average 1.9285714285714286) internal successors, (7749), 4044 states have internal predecessors, (7749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:06,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4045 states to 4045 states and 7749 transitions. [2022-03-03 18:27:06,298 INFO L78 Accepts]: Start accepts. Automaton has 4045 states and 7749 transitions. Word has length 218 [2022-03-03 18:27:06,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:06,299 INFO L470 AbstractCegarLoop]: Abstraction has 4045 states and 7749 transitions. [2022-03-03 18:27:06,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 10.176470588235293) internal successors, (173), 18 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:06,299 INFO L276 IsEmpty]: Start isEmpty. Operand 4045 states and 7749 transitions. [2022-03-03 18:27:06,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:27:06,301 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:06,301 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:06,301 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-03 18:27:06,301 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:06,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:06,302 INFO L85 PathProgramCache]: Analyzing trace with hash 1376089387, now seen corresponding path program 2 times [2022-03-03 18:27:06,302 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:06,302 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249133436] [2022-03-03 18:27:06,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:06,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:06,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:06,676 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:06,677 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:06,677 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249133436] [2022-03-03 18:27:06,677 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249133436] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:06,677 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:06,677 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-03 18:27:06,677 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123105829] [2022-03-03 18:27:06,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:06,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-03 18:27:06,678 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:06,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-03 18:27:06,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2022-03-03 18:27:06,678 INFO L87 Difference]: Start difference. First operand 4045 states and 7749 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:08,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:08,180 INFO L93 Difference]: Finished difference Result 7246 states and 14018 transitions. [2022-03-03 18:27:08,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:27:08,180 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-03 18:27:08,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:08,194 INFO L225 Difference]: With dead ends: 7246 [2022-03-03 18:27:08,194 INFO L226 Difference]: Without dead ends: 7246 [2022-03-03 18:27:08,195 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=230, Invalid=526, Unknown=0, NotChecked=0, Total=756 [2022-03-03 18:27:08,195 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1570 mSDsluCounter, 1743 mSDsCounter, 0 mSdLazyCounter, 2003 mSolverCounterSat, 316 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1570 SdHoareTripleChecker+Valid, 2120 SdHoareTripleChecker+Invalid, 2319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 316 IncrementalHoareTripleChecker+Valid, 2003 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:08,195 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1570 Valid, 2120 Invalid, 2319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [316 Valid, 2003 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:27:08,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7246 states. [2022-03-03 18:27:08,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7246 to 4046. [2022-03-03 18:27:08,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4046 states, 4019 states have (on average 1.9285892012938541) internal successors, (7751), 4045 states have internal predecessors, (7751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:08,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4046 states to 4046 states and 7751 transitions. [2022-03-03 18:27:08,269 INFO L78 Accepts]: Start accepts. Automaton has 4046 states and 7751 transitions. Word has length 218 [2022-03-03 18:27:08,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:08,269 INFO L470 AbstractCegarLoop]: Abstraction has 4046 states and 7751 transitions. [2022-03-03 18:27:08,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:08,270 INFO L276 IsEmpty]: Start isEmpty. Operand 4046 states and 7751 transitions. [2022-03-03 18:27:08,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:27:08,272 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:08,272 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:08,272 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-03 18:27:08,272 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:08,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:08,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1214805707, now seen corresponding path program 3 times [2022-03-03 18:27:08,273 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:08,273 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939758896] [2022-03-03 18:27:08,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:08,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:08,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:08,580 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:08,580 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:08,581 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939758896] [2022-03-03 18:27:08,581 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939758896] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:08,581 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:08,581 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:27:08,581 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973006732] [2022-03-03 18:27:08,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:08,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:27:08,581 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:08,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:27:08,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:27:08,582 INFO L87 Difference]: Start difference. First operand 4046 states and 7751 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:10,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:10,181 INFO L93 Difference]: Finished difference Result 7278 states and 14083 transitions. [2022-03-03 18:27:10,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:27:10,181 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-03 18:27:10,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:10,192 INFO L225 Difference]: With dead ends: 7278 [2022-03-03 18:27:10,192 INFO L226 Difference]: Without dead ends: 7278 [2022-03-03 18:27:10,192 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=306, Invalid=750, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:27:10,192 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1761 mSDsluCounter, 1543 mSDsCounter, 0 mSdLazyCounter, 1912 mSolverCounterSat, 426 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1761 SdHoareTripleChecker+Valid, 1892 SdHoareTripleChecker+Invalid, 2338 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 426 IncrementalHoareTripleChecker+Valid, 1912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:10,193 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1761 Valid, 1892 Invalid, 2338 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [426 Valid, 1912 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:27:10,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7278 states. [2022-03-03 18:27:10,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7278 to 4065. [2022-03-03 18:27:10,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4065 states, 4038 states have (on average 1.929172857850421) internal successors, (7790), 4064 states have internal predecessors, (7790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:10,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 4065 states and 7790 transitions. [2022-03-03 18:27:10,268 INFO L78 Accepts]: Start accepts. Automaton has 4065 states and 7790 transitions. Word has length 218 [2022-03-03 18:27:10,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:10,269 INFO L470 AbstractCegarLoop]: Abstraction has 4065 states and 7790 transitions. [2022-03-03 18:27:10,269 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:10,269 INFO L276 IsEmpty]: Start isEmpty. Operand 4065 states and 7790 transitions. [2022-03-03 18:27:10,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:27:10,271 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:10,271 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:10,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-03 18:27:10,271 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:10,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:10,272 INFO L85 PathProgramCache]: Analyzing trace with hash 1878851341, now seen corresponding path program 4 times [2022-03-03 18:27:10,272 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:10,272 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401709121] [2022-03-03 18:27:10,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:10,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:10,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:10,770 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:10,770 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:10,770 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401709121] [2022-03-03 18:27:10,771 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401709121] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:10,771 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:10,771 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-03 18:27:10,771 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005882402] [2022-03-03 18:27:10,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:10,772 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-03 18:27:10,772 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:10,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-03 18:27:10,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2022-03-03 18:27:10,773 INFO L87 Difference]: Start difference. First operand 4065 states and 7790 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:11,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:11,999 INFO L93 Difference]: Finished difference Result 7302 states and 14130 transitions. [2022-03-03 18:27:11,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:27:11,999 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-03 18:27:12,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:12,015 INFO L225 Difference]: With dead ends: 7302 [2022-03-03 18:27:12,015 INFO L226 Difference]: Without dead ends: 7302 [2022-03-03 18:27:12,015 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=223, Invalid=533, Unknown=0, NotChecked=0, Total=756 [2022-03-03 18:27:12,016 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1149 mSDsluCounter, 1321 mSDsCounter, 0 mSdLazyCounter, 1420 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1149 SdHoareTripleChecker+Valid, 1660 SdHoareTripleChecker+Invalid, 1703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 1420 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:12,016 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1149 Valid, 1660 Invalid, 1703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 1420 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:27:12,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7302 states. [2022-03-03 18:27:12,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7302 to 4067. [2022-03-03 18:27:12,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4067 states, 4040 states have (on average 1.9292079207920791) internal successors, (7794), 4066 states have internal predecessors, (7794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:12,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4067 states to 4067 states and 7794 transitions. [2022-03-03 18:27:12,084 INFO L78 Accepts]: Start accepts. Automaton has 4067 states and 7794 transitions. Word has length 218 [2022-03-03 18:27:12,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:12,084 INFO L470 AbstractCegarLoop]: Abstraction has 4067 states and 7794 transitions. [2022-03-03 18:27:12,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:12,084 INFO L276 IsEmpty]: Start isEmpty. Operand 4067 states and 7794 transitions. [2022-03-03 18:27:12,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:27:12,086 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:12,087 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:12,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-03 18:27:12,087 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:12,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:12,087 INFO L85 PathProgramCache]: Analyzing trace with hash -712043753, now seen corresponding path program 5 times [2022-03-03 18:27:12,087 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:12,087 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860967738] [2022-03-03 18:27:12,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:12,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:12,579 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:12,579 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:12,579 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860967738] [2022-03-03 18:27:12,579 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860967738] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:12,579 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:12,579 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-03 18:27:12,580 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815741914] [2022-03-03 18:27:12,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:12,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-03 18:27:12,580 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:12,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-03 18:27:12,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2022-03-03 18:27:12,581 INFO L87 Difference]: Start difference. First operand 4067 states and 7794 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:14,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:14,142 INFO L93 Difference]: Finished difference Result 7407 states and 14340 transitions. [2022-03-03 18:27:14,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:27:14,142 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-03 18:27:14,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:14,151 INFO L225 Difference]: With dead ends: 7407 [2022-03-03 18:27:14,151 INFO L226 Difference]: Without dead ends: 7407 [2022-03-03 18:27:14,152 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=252, Invalid=618, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:27:14,152 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1177 mSDsluCounter, 1728 mSDsCounter, 0 mSdLazyCounter, 1981 mSolverCounterSat, 323 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1177 SdHoareTripleChecker+Valid, 2083 SdHoareTripleChecker+Invalid, 2304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 323 IncrementalHoareTripleChecker+Valid, 1981 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:14,152 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1177 Valid, 2083 Invalid, 2304 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [323 Valid, 1981 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:27:14,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7407 states. [2022-03-03 18:27:14,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7407 to 4066. [2022-03-03 18:27:14,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4066 states, 4039 states have (on average 1.9291903936617976) internal successors, (7792), 4065 states have internal predecessors, (7792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:14,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4066 states to 4066 states and 7792 transitions. [2022-03-03 18:27:14,233 INFO L78 Accepts]: Start accepts. Automaton has 4066 states and 7792 transitions. Word has length 218 [2022-03-03 18:27:14,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:14,233 INFO L470 AbstractCegarLoop]: Abstraction has 4066 states and 7792 transitions. [2022-03-03 18:27:14,233 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:14,234 INFO L276 IsEmpty]: Start isEmpty. Operand 4066 states and 7792 transitions. [2022-03-03 18:27:14,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:27:14,236 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:14,236 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:14,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-03 18:27:14,237 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:14,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:14,238 INFO L85 PathProgramCache]: Analyzing trace with hash 279642541, now seen corresponding path program 6 times [2022-03-03 18:27:14,238 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:14,238 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798116327] [2022-03-03 18:27:14,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:14,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:14,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:14,560 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:14,561 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:14,561 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798116327] [2022-03-03 18:27:14,561 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798116327] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:14,561 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:14,561 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:27:14,561 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584232382] [2022-03-03 18:27:14,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:14,561 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:27:14,561 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:14,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:27:14,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:27:14,562 INFO L87 Difference]: Start difference. First operand 4066 states and 7792 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:16,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:16,003 INFO L93 Difference]: Finished difference Result 7379 states and 14285 transitions. [2022-03-03 18:27:16,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:27:16,004 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-03 18:27:16,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:16,012 INFO L225 Difference]: With dead ends: 7379 [2022-03-03 18:27:16,012 INFO L226 Difference]: Without dead ends: 7379 [2022-03-03 18:27:16,012 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=283, Invalid=709, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:27:16,012 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1631 mSDsluCounter, 1646 mSDsCounter, 0 mSdLazyCounter, 1866 mSolverCounterSat, 452 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1631 SdHoareTripleChecker+Valid, 1999 SdHoareTripleChecker+Invalid, 2318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 452 IncrementalHoareTripleChecker+Valid, 1866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:16,013 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1631 Valid, 1999 Invalid, 2318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [452 Valid, 1866 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:27:16,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7379 states. [2022-03-03 18:27:16,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7379 to 4085. [2022-03-03 18:27:16,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4085 states, 4058 states have (on average 1.9297683587974372) internal successors, (7831), 4084 states have internal predecessors, (7831), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:16,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4085 states to 4085 states and 7831 transitions. [2022-03-03 18:27:16,063 INFO L78 Accepts]: Start accepts. Automaton has 4085 states and 7831 transitions. Word has length 218 [2022-03-03 18:27:16,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:16,063 INFO L470 AbstractCegarLoop]: Abstraction has 4085 states and 7831 transitions. [2022-03-03 18:27:16,064 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:16,064 INFO L276 IsEmpty]: Start isEmpty. Operand 4085 states and 7831 transitions. [2022-03-03 18:27:16,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:27:16,065 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:16,066 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:16,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-03 18:27:16,066 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:16,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:16,066 INFO L85 PathProgramCache]: Analyzing trace with hash -962613427, now seen corresponding path program 7 times [2022-03-03 18:27:16,066 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:16,066 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559049742] [2022-03-03 18:27:16,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:16,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:16,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:16,370 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:16,370 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:16,370 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559049742] [2022-03-03 18:27:16,370 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559049742] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:16,370 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:16,370 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:27:16,370 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284493824] [2022-03-03 18:27:16,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:16,371 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:27:16,371 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:16,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:27:16,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:27:16,371 INFO L87 Difference]: Start difference. First operand 4085 states and 7831 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:17,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:17,505 INFO L93 Difference]: Finished difference Result 7355 states and 14236 transitions. [2022-03-03 18:27:17,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:27:17,505 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-03 18:27:17,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:17,514 INFO L225 Difference]: With dead ends: 7355 [2022-03-03 18:27:17,514 INFO L226 Difference]: Without dead ends: 7355 [2022-03-03 18:27:17,515 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=227, Invalid=585, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:17,515 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1205 mSDsluCounter, 1394 mSDsCounter, 0 mSdLazyCounter, 1480 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1205 SdHoareTripleChecker+Valid, 1695 SdHoareTripleChecker+Invalid, 1738 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:17,516 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1205 Valid, 1695 Invalid, 1738 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1480 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:27:17,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7355 states. [2022-03-03 18:27:17,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7355 to 4088. [2022-03-03 18:27:17,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4088 states, 4061 states have (on average 1.929820241319872) internal successors, (7837), 4087 states have internal predecessors, (7837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:17,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 4088 states and 7837 transitions. [2022-03-03 18:27:17,565 INFO L78 Accepts]: Start accepts. Automaton has 4088 states and 7837 transitions. Word has length 218 [2022-03-03 18:27:17,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:17,566 INFO L470 AbstractCegarLoop]: Abstraction has 4088 states and 7837 transitions. [2022-03-03 18:27:17,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:17,566 INFO L276 IsEmpty]: Start isEmpty. Operand 4088 states and 7837 transitions. [2022-03-03 18:27:17,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:27:17,568 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:17,568 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:17,568 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-03 18:27:17,568 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:17,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:17,569 INFO L85 PathProgramCache]: Analyzing trace with hash 741458775, now seen corresponding path program 8 times [2022-03-03 18:27:17,569 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:17,569 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126925690] [2022-03-03 18:27:17,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:17,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:17,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:17,855 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:17,855 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:17,855 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126925690] [2022-03-03 18:27:17,855 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126925690] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:17,855 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:17,855 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:27:17,855 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69065094] [2022-03-03 18:27:17,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:17,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:27:17,856 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:17,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:27:17,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:27:17,857 INFO L87 Difference]: Start difference. First operand 4088 states and 7837 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:19,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:19,323 INFO L93 Difference]: Finished difference Result 7460 states and 14446 transitions. [2022-03-03 18:27:19,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:27:19,324 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-03 18:27:19,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:19,331 INFO L225 Difference]: With dead ends: 7460 [2022-03-03 18:27:19,331 INFO L226 Difference]: Without dead ends: 7460 [2022-03-03 18:27:19,331 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:27:19,332 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1578 mSDsluCounter, 1617 mSDsCounter, 0 mSdLazyCounter, 1959 mSolverCounterSat, 385 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1578 SdHoareTripleChecker+Valid, 1908 SdHoareTripleChecker+Invalid, 2344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 385 IncrementalHoareTripleChecker+Valid, 1959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:19,332 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1578 Valid, 1908 Invalid, 2344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [385 Valid, 1959 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:27:19,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7460 states. [2022-03-03 18:27:19,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7460 to 4087. [2022-03-03 18:27:19,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4087 states, 4060 states have (on average 1.9298029556650247) internal successors, (7835), 4086 states have internal predecessors, (7835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:19,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4087 states to 4087 states and 7835 transitions. [2022-03-03 18:27:19,381 INFO L78 Accepts]: Start accepts. Automaton has 4087 states and 7835 transitions. Word has length 218 [2022-03-03 18:27:19,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:19,381 INFO L470 AbstractCegarLoop]: Abstraction has 4087 states and 7835 transitions. [2022-03-03 18:27:19,381 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:19,381 INFO L276 IsEmpty]: Start isEmpty. Operand 4087 states and 7835 transitions. [2022-03-03 18:27:19,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:27:19,382 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:19,383 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:19,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-03 18:27:19,383 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:19,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:19,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1733145069, now seen corresponding path program 9 times [2022-03-03 18:27:19,383 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:19,383 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625853146] [2022-03-03 18:27:19,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:19,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:19,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:19,653 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:19,654 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:19,654 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625853146] [2022-03-03 18:27:19,654 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625853146] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:19,654 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:19,654 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:27:19,654 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111482031] [2022-03-03 18:27:19,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:19,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:27:19,655 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:19,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:27:19,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:27:19,655 INFO L87 Difference]: Start difference. First operand 4087 states and 7835 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:21,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:21,170 INFO L93 Difference]: Finished difference Result 7557 states and 14640 transitions. [2022-03-03 18:27:21,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:27:21,170 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-03 18:27:21,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:21,181 INFO L225 Difference]: With dead ends: 7557 [2022-03-03 18:27:21,181 INFO L226 Difference]: Without dead ends: 7557 [2022-03-03 18:27:21,181 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=304, Invalid=818, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:27:21,183 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1160 mSDsluCounter, 1630 mSDsCounter, 0 mSdLazyCounter, 1979 mSolverCounterSat, 349 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1160 SdHoareTripleChecker+Valid, 1937 SdHoareTripleChecker+Invalid, 2328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 349 IncrementalHoareTripleChecker+Valid, 1979 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:21,183 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1160 Valid, 1937 Invalid, 2328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [349 Valid, 1979 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:27:21,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7557 states. [2022-03-03 18:27:21,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7557 to 4086. [2022-03-03 18:27:21,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4086 states, 4059 states have (on average 1.9297856614929785) internal successors, (7833), 4085 states have internal predecessors, (7833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:21,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4086 states to 4086 states and 7833 transitions. [2022-03-03 18:27:21,251 INFO L78 Accepts]: Start accepts. Automaton has 4086 states and 7833 transitions. Word has length 218 [2022-03-03 18:27:21,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:21,251 INFO L470 AbstractCegarLoop]: Abstraction has 4086 states and 7833 transitions. [2022-03-03 18:27:21,252 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:21,252 INFO L276 IsEmpty]: Start isEmpty. Operand 4086 states and 7833 transitions. [2022-03-03 18:27:21,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:27:21,254 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:21,254 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:21,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-03 18:27:21,255 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:21,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:21,255 INFO L85 PathProgramCache]: Analyzing trace with hash -1106016459, now seen corresponding path program 10 times [2022-03-03 18:27:21,255 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:21,255 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688578255] [2022-03-03 18:27:21,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:21,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:21,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:21,550 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:21,550 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:21,550 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688578255] [2022-03-03 18:27:21,550 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688578255] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:21,550 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:21,551 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:27:21,551 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137748830] [2022-03-03 18:27:21,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:21,551 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:27:21,551 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:21,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:27:21,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:27:21,552 INFO L87 Difference]: Start difference. First operand 4086 states and 7833 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:22,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:22,946 INFO L93 Difference]: Finished difference Result 7480 states and 14487 transitions. [2022-03-03 18:27:22,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:27:22,947 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-03 18:27:22,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:22,957 INFO L225 Difference]: With dead ends: 7480 [2022-03-03 18:27:22,957 INFO L226 Difference]: Without dead ends: 7480 [2022-03-03 18:27:22,958 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=293, Invalid=763, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:27:22,958 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1330 mSDsluCounter, 1555 mSDsCounter, 0 mSdLazyCounter, 1817 mSolverCounterSat, 348 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1330 SdHoareTripleChecker+Valid, 1885 SdHoareTripleChecker+Invalid, 2165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 348 IncrementalHoareTripleChecker+Valid, 1817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:22,958 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1330 Valid, 1885 Invalid, 2165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [348 Valid, 1817 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:27:22,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7480 states. [2022-03-03 18:27:23,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7480 to 4105. [2022-03-03 18:27:23,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4105 states, 4078 states have (on average 1.9303580186365865) internal successors, (7872), 4104 states have internal predecessors, (7872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:23,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4105 states to 4105 states and 7872 transitions. [2022-03-03 18:27:23,018 INFO L78 Accepts]: Start accepts. Automaton has 4105 states and 7872 transitions. Word has length 218 [2022-03-03 18:27:23,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:23,019 INFO L470 AbstractCegarLoop]: Abstraction has 4105 states and 7872 transitions. [2022-03-03 18:27:23,019 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:23,019 INFO L276 IsEmpty]: Start isEmpty. Operand 4105 states and 7872 transitions. [2022-03-03 18:27:23,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:27:23,021 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:23,021 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:23,021 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-03 18:27:23,021 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:23,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:23,021 INFO L85 PathProgramCache]: Analyzing trace with hash 1900402349, now seen corresponding path program 11 times [2022-03-03 18:27:23,021 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:23,021 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232071558] [2022-03-03 18:27:23,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:23,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:23,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:23,478 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:23,478 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:23,478 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232071558] [2022-03-03 18:27:23,478 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232071558] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:23,478 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:23,479 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-03 18:27:23,479 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052155005] [2022-03-03 18:27:23,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:23,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-03 18:27:23,479 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:23,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-03 18:27:23,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2022-03-03 18:27:23,483 INFO L87 Difference]: Start difference. First operand 4105 states and 7872 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:24,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:24,632 INFO L93 Difference]: Finished difference Result 4773 states and 9166 transitions. [2022-03-03 18:27:24,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:27:24,633 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-03 18:27:24,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:24,639 INFO L225 Difference]: With dead ends: 4773 [2022-03-03 18:27:24,639 INFO L226 Difference]: Without dead ends: 4773 [2022-03-03 18:27:24,639 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 248 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=818, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:27:24,640 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 980 mSDsluCounter, 1319 mSDsCounter, 0 mSdLazyCounter, 1544 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 980 SdHoareTripleChecker+Valid, 1630 SdHoareTripleChecker+Invalid, 1813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 1544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:24,640 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [980 Valid, 1630 Invalid, 1813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 1544 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:27:24,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4773 states. [2022-03-03 18:27:24,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4773 to 4061. [2022-03-03 18:27:24,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4061 states, 4034 states have (on average 1.928854734754586) internal successors, (7781), 4060 states have internal predecessors, (7781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:24,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4061 states to 4061 states and 7781 transitions. [2022-03-03 18:27:24,683 INFO L78 Accepts]: Start accepts. Automaton has 4061 states and 7781 transitions. Word has length 218 [2022-03-03 18:27:24,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:24,683 INFO L470 AbstractCegarLoop]: Abstraction has 4061 states and 7781 transitions. [2022-03-03 18:27:24,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:24,683 INFO L276 IsEmpty]: Start isEmpty. Operand 4061 states and 7781 transitions. [2022-03-03 18:27:24,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:27:24,685 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:24,685 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:24,685 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-03 18:27:24,685 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:24,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:24,686 INFO L85 PathProgramCache]: Analyzing trace with hash 989043096, now seen corresponding path program 1 times [2022-03-03 18:27:24,686 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:24,686 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462624144] [2022-03-03 18:27:24,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:24,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:24,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:24,944 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:24,944 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:24,944 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462624144] [2022-03-03 18:27:24,944 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462624144] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:24,944 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:24,944 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:27:24,945 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338077485] [2022-03-03 18:27:24,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:24,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:27:24,945 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:24,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:27:24,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:27:24,945 INFO L87 Difference]: Start difference. First operand 4061 states and 7781 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:25,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:25,495 INFO L93 Difference]: Finished difference Result 4082 states and 7822 transitions. [2022-03-03 18:27:25,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:27:25,505 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-03 18:27:25,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:25,510 INFO L225 Difference]: With dead ends: 4082 [2022-03-03 18:27:25,510 INFO L226 Difference]: Without dead ends: 4082 [2022-03-03 18:27:25,511 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 192 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=239, Invalid=691, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:27:25,511 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1283 mSDsluCounter, 1054 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1283 SdHoareTripleChecker+Valid, 1366 SdHoareTripleChecker+Invalid, 904 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:25,511 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1283 Valid, 1366 Invalid, 904 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-03 18:27:25,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4082 states. [2022-03-03 18:27:25,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4082 to 4011. [2022-03-03 18:27:25,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4011 states, 3985 states have (on average 1.927478042659975) internal successors, (7681), 4010 states have internal predecessors, (7681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:25,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7681 transitions. [2022-03-03 18:27:25,550 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7681 transitions. Word has length 218 [2022-03-03 18:27:25,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:25,550 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7681 transitions. [2022-03-03 18:27:25,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:25,550 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7681 transitions. [2022-03-03 18:27:25,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:27:25,552 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:25,552 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:25,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-03 18:27:25,552 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:25,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:25,553 INFO L85 PathProgramCache]: Analyzing trace with hash -699103487, now seen corresponding path program 12 times [2022-03-03 18:27:25,553 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:25,553 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086600497] [2022-03-03 18:27:25,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:25,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:25,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:25,845 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:25,845 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:25,845 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086600497] [2022-03-03 18:27:25,845 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086600497] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:25,845 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:25,845 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:27:25,845 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321158032] [2022-03-03 18:27:25,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:25,846 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:27:25,846 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:25,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:27:25,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:27:25,846 INFO L87 Difference]: Start difference. First operand 4011 states and 7681 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:26,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:26,800 INFO L93 Difference]: Finished difference Result 7130 states and 13788 transitions. [2022-03-03 18:27:26,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:27:26,801 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-03 18:27:26,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:26,809 INFO L225 Difference]: With dead ends: 7130 [2022-03-03 18:27:26,809 INFO L226 Difference]: Without dead ends: 7130 [2022-03-03 18:27:26,810 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=255, Invalid=675, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:27:26,810 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 1582 mSDsluCounter, 1009 mSDsCounter, 0 mSdLazyCounter, 1111 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1582 SdHoareTripleChecker+Valid, 1251 SdHoareTripleChecker+Invalid, 1348 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:26,810 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1582 Valid, 1251 Invalid, 1348 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1111 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:27:26,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7130 states. [2022-03-03 18:27:26,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7130 to 4010. [2022-03-03 18:27:26,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4010 states, 3984 states have (on average 1.9274598393574298) internal successors, (7679), 4009 states have internal predecessors, (7679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:26,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 4010 states and 7679 transitions. [2022-03-03 18:27:26,859 INFO L78 Accepts]: Start accepts. Automaton has 4010 states and 7679 transitions. Word has length 218 [2022-03-03 18:27:26,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:26,859 INFO L470 AbstractCegarLoop]: Abstraction has 4010 states and 7679 transitions. [2022-03-03 18:27:26,859 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:26,860 INFO L276 IsEmpty]: Start isEmpty. Operand 4010 states and 7679 transitions. [2022-03-03 18:27:26,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:27:26,861 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:26,861 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:26,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-03 18:27:26,861 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:26,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:26,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1004968715, now seen corresponding path program 13 times [2022-03-03 18:27:26,862 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:26,862 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824146911] [2022-03-03 18:27:26,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:26,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:26,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:27,151 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:27,151 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:27,151 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824146911] [2022-03-03 18:27:27,151 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824146911] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:27,151 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:27,151 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:27:27,151 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602597824] [2022-03-03 18:27:27,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:27,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:27:27,152 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:27,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:27:27,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:27:27,152 INFO L87 Difference]: Start difference. First operand 4010 states and 7679 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:28,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:28,221 INFO L93 Difference]: Finished difference Result 7220 states and 13968 transitions. [2022-03-03 18:27:28,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:27:28,221 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-03 18:27:28,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:28,236 INFO L225 Difference]: With dead ends: 7220 [2022-03-03 18:27:28,236 INFO L226 Difference]: Without dead ends: 7220 [2022-03-03 18:27:28,236 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=282, Invalid=774, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:27:28,236 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 1401 mSDsluCounter, 1095 mSDsCounter, 0 mSdLazyCounter, 1251 mSolverCounterSat, 299 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1401 SdHoareTripleChecker+Valid, 1354 SdHoareTripleChecker+Invalid, 1550 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 299 IncrementalHoareTripleChecker+Valid, 1251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:28,237 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1401 Valid, 1354 Invalid, 1550 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 1251 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:27:28,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7220 states. [2022-03-03 18:27:28,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7220 to 4009. [2022-03-03 18:27:28,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4009 states, 3983 states have (on average 1.9274416269143861) internal successors, (7677), 4008 states have internal predecessors, (7677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:28,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 4009 states and 7677 transitions. [2022-03-03 18:27:28,285 INFO L78 Accepts]: Start accepts. Automaton has 4009 states and 7677 transitions. Word has length 218 [2022-03-03 18:27:28,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:28,286 INFO L470 AbstractCegarLoop]: Abstraction has 4009 states and 7677 transitions. [2022-03-03 18:27:28,286 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:28,286 INFO L276 IsEmpty]: Start isEmpty. Operand 4009 states and 7677 transitions. [2022-03-03 18:27:28,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:27:28,287 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:28,288 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:28,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-03 18:27:28,288 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:28,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:28,288 INFO L85 PathProgramCache]: Analyzing trace with hash 1996655009, now seen corresponding path program 14 times [2022-03-03 18:27:28,288 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:28,288 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540547195] [2022-03-03 18:27:28,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:28,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:28,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:28,545 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:28,546 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:28,546 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540547195] [2022-03-03 18:27:28,546 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540547195] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:28,546 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:28,546 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:27:28,546 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524640850] [2022-03-03 18:27:28,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:28,546 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:27:28,546 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:28,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:27:28,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:27:28,547 INFO L87 Difference]: Start difference. First operand 4009 states and 7677 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:29,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:29,722 INFO L93 Difference]: Finished difference Result 7304 states and 14136 transitions. [2022-03-03 18:27:29,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:27:29,722 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-03 18:27:29,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:29,730 INFO L225 Difference]: With dead ends: 7304 [2022-03-03 18:27:29,730 INFO L226 Difference]: Without dead ends: 7304 [2022-03-03 18:27:29,730 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=295, Invalid=827, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:27:29,731 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 1384 mSDsluCounter, 1106 mSDsCounter, 0 mSdLazyCounter, 1274 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1384 SdHoareTripleChecker+Valid, 1378 SdHoareTripleChecker+Invalid, 1599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 1274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:29,731 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1384 Valid, 1378 Invalid, 1599 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 1274 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:27:29,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7304 states. [2022-03-03 18:27:29,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7304 to 4008. [2022-03-03 18:27:29,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4008 states, 3982 states have (on average 1.9274234053239578) internal successors, (7675), 4007 states have internal predecessors, (7675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:29,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 4008 states and 7675 transitions. [2022-03-03 18:27:29,779 INFO L78 Accepts]: Start accepts. Automaton has 4008 states and 7675 transitions. Word has length 218 [2022-03-03 18:27:29,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:29,780 INFO L470 AbstractCegarLoop]: Abstraction has 4008 states and 7675 transitions. [2022-03-03 18:27:29,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:29,780 INFO L276 IsEmpty]: Start isEmpty. Operand 4008 states and 7675 transitions. [2022-03-03 18:27:29,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:27:29,781 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:29,781 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:29,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-03 18:27:29,782 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:29,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:29,782 INFO L85 PathProgramCache]: Analyzing trace with hash -842506519, now seen corresponding path program 15 times [2022-03-03 18:27:29,782 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:29,782 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103838701] [2022-03-03 18:27:29,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:29,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:29,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:30,224 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:30,224 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:30,224 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103838701] [2022-03-03 18:27:30,224 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103838701] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:30,224 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:30,225 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-03 18:27:30,225 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215996645] [2022-03-03 18:27:30,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:30,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-03 18:27:30,225 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:30,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-03 18:27:30,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2022-03-03 18:27:30,226 INFO L87 Difference]: Start difference. First operand 4008 states and 7675 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:31,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:31,404 INFO L93 Difference]: Finished difference Result 7173 states and 13874 transitions. [2022-03-03 18:27:31,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:27:31,404 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-03 18:27:31,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:31,412 INFO L225 Difference]: With dead ends: 7173 [2022-03-03 18:27:31,412 INFO L226 Difference]: Without dead ends: 7173 [2022-03-03 18:27:31,412 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=265, Invalid=727, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:27:31,413 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 918 mSDsluCounter, 1367 mSDsCounter, 0 mSdLazyCounter, 1522 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 918 SdHoareTripleChecker+Valid, 1681 SdHoareTripleChecker+Invalid, 1793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 1522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:31,413 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [918 Valid, 1681 Invalid, 1793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 1522 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:27:31,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7173 states. [2022-03-03 18:27:31,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7173 to 3786. [2022-03-03 18:27:31,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3786 states, 3763 states have (on average 1.9216051023119851) internal successors, (7231), 3785 states have internal predecessors, (7231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:31,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3786 states to 3786 states and 7231 transitions. [2022-03-03 18:27:31,458 INFO L78 Accepts]: Start accepts. Automaton has 3786 states and 7231 transitions. Word has length 218 [2022-03-03 18:27:31,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:31,458 INFO L470 AbstractCegarLoop]: Abstraction has 3786 states and 7231 transitions. [2022-03-03 18:27:31,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:31,459 INFO L276 IsEmpty]: Start isEmpty. Operand 3786 states and 7231 transitions. [2022-03-03 18:27:31,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-03-03 18:27:31,460 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:31,460 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:31,460 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-03 18:27:31,460 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:31,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:31,461 INFO L85 PathProgramCache]: Analyzing trace with hash -45185233, now seen corresponding path program 1 times [2022-03-03 18:27:31,461 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:31,461 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675844254] [2022-03-03 18:27:31,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:31,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:31,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:31,543 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:31,543 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:31,543 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675844254] [2022-03-03 18:27:31,544 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675844254] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:31,544 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:31,544 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:27:31,544 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400821205] [2022-03-03 18:27:31,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:31,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:27:31,544 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:31,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:27:31,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:27:31,545 INFO L87 Difference]: Start difference. First operand 3786 states and 7231 transitions. Second operand has 6 states, 5 states have (on average 35.0) internal successors, (175), 6 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:31,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:31,774 INFO L93 Difference]: Finished difference Result 3939 states and 7532 transitions. [2022-03-03 18:27:31,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:27:31,775 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 35.0) internal successors, (175), 6 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 220 [2022-03-03 18:27:31,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:31,779 INFO L225 Difference]: With dead ends: 3939 [2022-03-03 18:27:31,779 INFO L226 Difference]: Without dead ends: 3939 [2022-03-03 18:27:31,779 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:27:31,779 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 98 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 403 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 722 SdHoareTripleChecker+Invalid, 409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:31,780 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [98 Valid, 722 Invalid, 409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 403 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:27:31,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3939 states. [2022-03-03 18:27:31,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3939 to 3902. [2022-03-03 18:27:31,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3902 states, 3879 states have (on average 1.922918277906677) internal successors, (7459), 3901 states have internal predecessors, (7459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:31,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 3902 states and 7459 transitions. [2022-03-03 18:27:31,812 INFO L78 Accepts]: Start accepts. Automaton has 3902 states and 7459 transitions. Word has length 220 [2022-03-03 18:27:31,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:31,812 INFO L470 AbstractCegarLoop]: Abstraction has 3902 states and 7459 transitions. [2022-03-03 18:27:31,812 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 35.0) internal successors, (175), 6 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:31,812 INFO L276 IsEmpty]: Start isEmpty. Operand 3902 states and 7459 transitions. [2022-03-03 18:27:31,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:31,814 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:31,814 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:31,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-03 18:27:31,814 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:31,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:31,814 INFO L85 PathProgramCache]: Analyzing trace with hash 2055599845, now seen corresponding path program 1 times [2022-03-03 18:27:31,814 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:31,814 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073094015] [2022-03-03 18:27:31,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:31,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:31,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:32,460 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:32,461 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:32,461 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073094015] [2022-03-03 18:27:32,461 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073094015] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:32,461 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:32,461 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:27:32,461 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987400128] [2022-03-03 18:27:32,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:32,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:27:32,462 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:32,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:27:32,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:32,462 INFO L87 Difference]: Start difference. First operand 3902 states and 7459 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:34,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:34,536 INFO L93 Difference]: Finished difference Result 6585 states and 12746 transitions. [2022-03-03 18:27:34,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-03 18:27:34,537 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:27:34,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:34,543 INFO L225 Difference]: With dead ends: 6585 [2022-03-03 18:27:34,543 INFO L226 Difference]: Without dead ends: 6585 [2022-03-03 18:27:34,544 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 627 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=593, Invalid=2947, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:27:34,545 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 2143 mSDsluCounter, 2300 mSDsCounter, 0 mSdLazyCounter, 2340 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2143 SdHoareTripleChecker+Valid, 2534 SdHoareTripleChecker+Invalid, 2450 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 2340 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:34,545 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2143 Valid, 2534 Invalid, 2450 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 2340 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:27:34,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6585 states. [2022-03-03 18:27:34,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6585 to 4001. [2022-03-03 18:27:34,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4001 states, 3978 states have (on average 1.925590749120161) internal successors, (7660), 4000 states have internal predecessors, (7660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:34,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 4001 states and 7660 transitions. [2022-03-03 18:27:34,594 INFO L78 Accepts]: Start accepts. Automaton has 4001 states and 7660 transitions. Word has length 224 [2022-03-03 18:27:34,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:34,594 INFO L470 AbstractCegarLoop]: Abstraction has 4001 states and 7660 transitions. [2022-03-03 18:27:34,594 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:34,594 INFO L276 IsEmpty]: Start isEmpty. Operand 4001 states and 7660 transitions. [2022-03-03 18:27:34,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:34,596 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:34,596 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:34,596 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-03 18:27:34,596 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:34,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:34,597 INFO L85 PathProgramCache]: Analyzing trace with hash 75717320, now seen corresponding path program 1 times [2022-03-03 18:27:34,597 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:34,597 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028957024] [2022-03-03 18:27:34,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:34,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:35,320 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:35,320 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:35,320 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028957024] [2022-03-03 18:27:35,320 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028957024] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:35,320 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:35,320 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:27:35,320 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373012220] [2022-03-03 18:27:35,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:35,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:27:35,321 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:35,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:27:35,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=714, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:35,321 INFO L87 Difference]: Start difference. First operand 4001 states and 7660 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:39,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:39,267 INFO L93 Difference]: Finished difference Result 6824 states and 13224 transitions. [2022-03-03 18:27:39,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:27:39,267 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:27:39,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:39,276 INFO L225 Difference]: With dead ends: 6824 [2022-03-03 18:27:39,276 INFO L226 Difference]: Without dead ends: 6824 [2022-03-03 18:27:39,277 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 834 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=929, Invalid=3493, Unknown=0, NotChecked=0, Total=4422 [2022-03-03 18:27:39,277 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 2512 mSDsluCounter, 3286 mSDsCounter, 0 mSdLazyCounter, 3693 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2512 SdHoareTripleChecker+Valid, 3594 SdHoareTripleChecker+Invalid, 3912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 3693 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:39,277 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2512 Valid, 3594 Invalid, 3912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 3693 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:27:39,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6824 states. [2022-03-03 18:27:39,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6824 to 4175. [2022-03-03 18:27:39,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4175 states, 4152 states have (on average 1.9296724470134874) internal successors, (8012), 4174 states have internal predecessors, (8012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:39,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4175 states to 4175 states and 8012 transitions. [2022-03-03 18:27:39,324 INFO L78 Accepts]: Start accepts. Automaton has 4175 states and 8012 transitions. Word has length 224 [2022-03-03 18:27:39,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:39,324 INFO L470 AbstractCegarLoop]: Abstraction has 4175 states and 8012 transitions. [2022-03-03 18:27:39,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:39,324 INFO L276 IsEmpty]: Start isEmpty. Operand 4175 states and 8012 transitions. [2022-03-03 18:27:39,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:39,326 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:39,326 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:39,327 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-03 18:27:39,327 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:39,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:39,327 INFO L85 PathProgramCache]: Analyzing trace with hash 901522300, now seen corresponding path program 2 times [2022-03-03 18:27:39,327 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:39,327 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026659311] [2022-03-03 18:27:39,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:39,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:39,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:40,031 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:40,031 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:40,031 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026659311] [2022-03-03 18:27:40,031 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026659311] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:40,032 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:40,032 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:27:40,032 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881259492] [2022-03-03 18:27:40,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:40,032 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:27:40,032 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:40,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:27:40,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:40,033 INFO L87 Difference]: Start difference. First operand 4175 states and 8012 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:42,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:42,996 INFO L93 Difference]: Finished difference Result 6179 states and 11980 transitions. [2022-03-03 18:27:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-03 18:27:42,997 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:27:42,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:43,003 INFO L225 Difference]: With dead ends: 6179 [2022-03-03 18:27:43,004 INFO L226 Difference]: Without dead ends: 6179 [2022-03-03 18:27:43,004 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 820 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=875, Invalid=3415, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:27:43,005 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 2333 mSDsluCounter, 3293 mSDsCounter, 0 mSdLazyCounter, 3172 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2333 SdHoareTripleChecker+Valid, 3607 SdHoareTripleChecker+Invalid, 3396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 3172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:43,005 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2333 Valid, 3607 Invalid, 3396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 3172 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:27:43,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6179 states. [2022-03-03 18:27:43,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6179 to 4176. [2022-03-03 18:27:43,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4176 states, 4153 states have (on average 1.9296893811702385) internal successors, (8014), 4175 states have internal predecessors, (8014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:43,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4176 states to 4176 states and 8014 transitions. [2022-03-03 18:27:43,055 INFO L78 Accepts]: Start accepts. Automaton has 4176 states and 8014 transitions. Word has length 224 [2022-03-03 18:27:43,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:43,055 INFO L470 AbstractCegarLoop]: Abstraction has 4176 states and 8014 transitions. [2022-03-03 18:27:43,055 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:43,056 INFO L276 IsEmpty]: Start isEmpty. Operand 4176 states and 8014 transitions. [2022-03-03 18:27:43,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:43,057 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:43,057 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:43,057 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-03 18:27:43,058 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:43,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:43,058 INFO L85 PathProgramCache]: Analyzing trace with hash 1498913352, now seen corresponding path program 3 times [2022-03-03 18:27:43,058 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:43,058 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974318211] [2022-03-03 18:27:43,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:43,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:43,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:43,853 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:43,854 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:43,854 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974318211] [2022-03-03 18:27:43,854 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974318211] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:43,854 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:43,854 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:27:43,854 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236403226] [2022-03-03 18:27:43,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:43,854 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:27:43,854 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:43,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:27:43,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:43,855 INFO L87 Difference]: Start difference. First operand 4176 states and 8014 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:46,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:46,997 INFO L93 Difference]: Finished difference Result 5776 states and 11173 transitions. [2022-03-03 18:27:46,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-03 18:27:46,998 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:27:46,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:47,004 INFO L225 Difference]: With dead ends: 5776 [2022-03-03 18:27:47,004 INFO L226 Difference]: Without dead ends: 5776 [2022-03-03 18:27:47,005 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 655 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=746, Invalid=2914, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:27:47,006 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 2112 mSDsluCounter, 3688 mSDsCounter, 0 mSdLazyCounter, 3250 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2112 SdHoareTripleChecker+Valid, 3972 SdHoareTripleChecker+Invalid, 3401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 3250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:47,006 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2112 Valid, 3972 Invalid, 3401 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 3250 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:27:47,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5776 states. [2022-03-03 18:27:47,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5776 to 4179. [2022-03-03 18:27:47,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4179 states, 4156 states have (on average 1.929740134744947) internal successors, (8020), 4178 states have internal predecessors, (8020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:47,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4179 states to 4179 states and 8020 transitions. [2022-03-03 18:27:47,055 INFO L78 Accepts]: Start accepts. Automaton has 4179 states and 8020 transitions. Word has length 224 [2022-03-03 18:27:47,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:47,055 INFO L470 AbstractCegarLoop]: Abstraction has 4179 states and 8020 transitions. [2022-03-03 18:27:47,055 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:47,055 INFO L276 IsEmpty]: Start isEmpty. Operand 4179 states and 8020 transitions. [2022-03-03 18:27:47,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:47,057 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:47,057 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:47,057 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-03 18:27:47,057 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:47,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:47,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1454121156, now seen corresponding path program 4 times [2022-03-03 18:27:47,058 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:47,058 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654633171] [2022-03-03 18:27:47,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:47,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:47,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:47,697 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:47,697 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:47,697 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654633171] [2022-03-03 18:27:47,697 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654633171] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:47,698 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:47,698 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:27:47,698 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99338795] [2022-03-03 18:27:47,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:47,698 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:27:47,698 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:47,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:27:47,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:47,699 INFO L87 Difference]: Start difference. First operand 4179 states and 8020 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:50,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:50,349 INFO L93 Difference]: Finished difference Result 6036 states and 11691 transitions. [2022-03-03 18:27:50,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-03 18:27:50,353 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:27:50,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:50,359 INFO L225 Difference]: With dead ends: 6036 [2022-03-03 18:27:50,359 INFO L226 Difference]: Without dead ends: 6036 [2022-03-03 18:27:50,360 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 757 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=814, Invalid=3218, Unknown=0, NotChecked=0, Total=4032 [2022-03-03 18:27:50,360 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 2393 mSDsluCounter, 2783 mSDsCounter, 0 mSdLazyCounter, 2711 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2393 SdHoareTripleChecker+Valid, 3081 SdHoareTripleChecker+Invalid, 2913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 2711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:50,361 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2393 Valid, 3081 Invalid, 2913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 2711 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:27:50,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6036 states. [2022-03-03 18:27:50,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6036 to 4179. [2022-03-03 18:27:50,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4179 states, 4156 states have (on average 1.929740134744947) internal successors, (8020), 4178 states have internal predecessors, (8020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:50,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4179 states to 4179 states and 8020 transitions. [2022-03-03 18:27:50,405 INFO L78 Accepts]: Start accepts. Automaton has 4179 states and 8020 transitions. Word has length 224 [2022-03-03 18:27:50,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:50,405 INFO L470 AbstractCegarLoop]: Abstraction has 4179 states and 8020 transitions. [2022-03-03 18:27:50,406 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:50,406 INFO L276 IsEmpty]: Start isEmpty. Operand 4179 states and 8020 transitions. [2022-03-03 18:27:50,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:50,407 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:50,407 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:50,408 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-03 18:27:50,408 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:50,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:50,408 INFO L85 PathProgramCache]: Analyzing trace with hash -1687757046, now seen corresponding path program 5 times [2022-03-03 18:27:50,408 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:50,408 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287965850] [2022-03-03 18:27:50,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:50,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:50,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:51,209 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:51,209 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:51,209 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287965850] [2022-03-03 18:27:51,209 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287965850] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:51,209 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:51,209 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:27:51,209 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958440331] [2022-03-03 18:27:51,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:51,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:27:51,210 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:51,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:27:51,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:51,211 INFO L87 Difference]: Start difference. First operand 4179 states and 8020 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:55,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:55,270 INFO L93 Difference]: Finished difference Result 6204 states and 12029 transitions. [2022-03-03 18:27:55,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-03 18:27:55,271 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:27:55,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:55,278 INFO L225 Difference]: With dead ends: 6204 [2022-03-03 18:27:55,278 INFO L226 Difference]: Without dead ends: 6204 [2022-03-03 18:27:55,279 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 799 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=903, Invalid=3387, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:27:55,279 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 2218 mSDsluCounter, 4307 mSDsCounter, 0 mSdLazyCounter, 4525 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2218 SdHoareTripleChecker+Valid, 4660 SdHoareTripleChecker+Invalid, 4789 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 4525 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:55,279 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2218 Valid, 4660 Invalid, 4789 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 4525 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:27:55,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6204 states. [2022-03-03 18:27:55,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6204 to 4171. [2022-03-03 18:27:55,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4171 states, 4148 states have (on average 1.9296046287367405) internal successors, (8004), 4170 states have internal predecessors, (8004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:55,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4171 states to 4171 states and 8004 transitions. [2022-03-03 18:27:55,323 INFO L78 Accepts]: Start accepts. Automaton has 4171 states and 8004 transitions. Word has length 224 [2022-03-03 18:27:55,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:55,323 INFO L470 AbstractCegarLoop]: Abstraction has 4171 states and 8004 transitions. [2022-03-03 18:27:55,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:55,324 INFO L276 IsEmpty]: Start isEmpty. Operand 4171 states and 8004 transitions. [2022-03-03 18:27:55,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:55,325 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:55,325 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:55,325 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-03 18:27:55,325 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:55,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:55,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1090365994, now seen corresponding path program 6 times [2022-03-03 18:27:55,326 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:55,326 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865729831] [2022-03-03 18:27:55,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:55,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:55,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:56,066 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:56,066 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:56,066 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865729831] [2022-03-03 18:27:56,066 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865729831] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:56,066 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:56,066 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:27:56,067 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995625327] [2022-03-03 18:27:56,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:56,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:27:56,067 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:56,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:27:56,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:56,068 INFO L87 Difference]: Start difference. First operand 4171 states and 8004 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:59,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:59,615 INFO L93 Difference]: Finished difference Result 5954 states and 11529 transitions. [2022-03-03 18:27:59,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-03 18:27:59,616 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:27:59,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:59,621 INFO L225 Difference]: With dead ends: 5954 [2022-03-03 18:27:59,622 INFO L226 Difference]: Without dead ends: 5954 [2022-03-03 18:27:59,622 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 680 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=778, Invalid=3004, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:27:59,622 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1849 mSDsluCounter, 4253 mSDsCounter, 0 mSdLazyCounter, 4033 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1849 SdHoareTripleChecker+Valid, 4576 SdHoareTripleChecker+Invalid, 4232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 4033 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:59,623 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1849 Valid, 4576 Invalid, 4232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 4033 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:27:59,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5954 states. [2022-03-03 18:27:59,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5954 to 4172. [2022-03-03 18:27:59,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4172 states, 4149 states have (on average 1.9296215955651965) internal successors, (8006), 4171 states have internal predecessors, (8006), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:59,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4172 states to 4172 states and 8006 transitions. [2022-03-03 18:27:59,660 INFO L78 Accepts]: Start accepts. Automaton has 4172 states and 8006 transitions. Word has length 224 [2022-03-03 18:27:59,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:59,661 INFO L470 AbstractCegarLoop]: Abstraction has 4172 states and 8006 transitions. [2022-03-03 18:27:59,661 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:59,661 INFO L276 IsEmpty]: Start isEmpty. Operand 4172 states and 8006 transitions. [2022-03-03 18:27:59,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:59,662 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:59,663 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:59,663 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-03 18:27:59,663 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:27:59,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:59,663 INFO L85 PathProgramCache]: Analyzing trace with hash 251566794, now seen corresponding path program 7 times [2022-03-03 18:27:59,663 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:59,663 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416268071] [2022-03-03 18:27:59,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:59,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:59,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:00,412 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:00,412 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:00,412 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416268071] [2022-03-03 18:28:00,412 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416268071] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:00,412 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:00,412 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:00,413 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980560989] [2022-03-03 18:28:00,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:00,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:00,413 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:00,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:00,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:00,414 INFO L87 Difference]: Start difference. First operand 4172 states and 8006 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:04,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:04,934 INFO L93 Difference]: Finished difference Result 6090 states and 11801 transitions. [2022-03-03 18:28:04,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-03 18:28:04,934 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:28:04,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:04,941 INFO L225 Difference]: With dead ends: 6090 [2022-03-03 18:28:04,941 INFO L226 Difference]: Without dead ends: 6090 [2022-03-03 18:28:04,942 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 777 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=899, Invalid=3391, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:28:04,942 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 2085 mSDsluCounter, 4707 mSDsCounter, 0 mSdLazyCounter, 4760 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2085 SdHoareTripleChecker+Valid, 5044 SdHoareTripleChecker+Invalid, 4983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 4760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:04,942 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2085 Valid, 5044 Invalid, 4983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 4760 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:28:04,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6090 states. [2022-03-03 18:28:04,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6090 to 4170. [2022-03-03 18:28:04,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4170 states, 4147 states have (on average 1.9295876537255847) internal successors, (8002), 4169 states have internal predecessors, (8002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:04,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4170 states to 4170 states and 8002 transitions. [2022-03-03 18:28:04,983 INFO L78 Accepts]: Start accepts. Automaton has 4170 states and 8002 transitions. Word has length 224 [2022-03-03 18:28:04,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:04,983 INFO L470 AbstractCegarLoop]: Abstraction has 4170 states and 8002 transitions. [2022-03-03 18:28:04,983 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:04,983 INFO L276 IsEmpty]: Start isEmpty. Operand 4170 states and 8002 transitions. [2022-03-03 18:28:04,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:04,985 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:04,985 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:04,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-03 18:28:04,985 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:28:04,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:04,985 INFO L85 PathProgramCache]: Analyzing trace with hash -1690436406, now seen corresponding path program 8 times [2022-03-03 18:28:04,986 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:04,986 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113535441] [2022-03-03 18:28:04,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:04,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:05,583 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:05,583 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:05,583 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113535441] [2022-03-03 18:28:05,583 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [113535441] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:05,583 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:05,583 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:05,583 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342674455] [2022-03-03 18:28:05,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:05,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:05,584 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:05,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:05,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:05,585 INFO L87 Difference]: Start difference. First operand 4170 states and 8002 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:09,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:09,059 INFO L93 Difference]: Finished difference Result 6059 states and 11737 transitions. [2022-03-03 18:28:09,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-03 18:28:09,060 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:28:09,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:09,092 INFO L225 Difference]: With dead ends: 6059 [2022-03-03 18:28:09,092 INFO L226 Difference]: Without dead ends: 6059 [2022-03-03 18:28:09,092 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 767 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=867, Invalid=3293, Unknown=0, NotChecked=0, Total=4160 [2022-03-03 18:28:09,092 INFO L933 BasicCegarLoop]: 423 mSDtfsCounter, 2763 mSDsluCounter, 4376 mSDsCounter, 0 mSdLazyCounter, 4497 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2763 SdHoareTripleChecker+Valid, 4792 SdHoareTripleChecker+Invalid, 4786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 4497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:09,093 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2763 Valid, 4792 Invalid, 4786 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 4497 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:28:09,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6059 states. [2022-03-03 18:28:09,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6059 to 4170. [2022-03-03 18:28:09,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4170 states, 4147 states have (on average 1.9295876537255847) internal successors, (8002), 4169 states have internal predecessors, (8002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:09,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4170 states to 4170 states and 8002 transitions. [2022-03-03 18:28:09,132 INFO L78 Accepts]: Start accepts. Automaton has 4170 states and 8002 transitions. Word has length 224 [2022-03-03 18:28:09,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:09,132 INFO L470 AbstractCegarLoop]: Abstraction has 4170 states and 8002 transitions. [2022-03-03 18:28:09,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:09,133 INFO L276 IsEmpty]: Start isEmpty. Operand 4170 states and 8002 transitions. [2022-03-03 18:28:09,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:09,134 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:09,134 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:09,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-03 18:28:09,135 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:28:09,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:09,135 INFO L85 PathProgramCache]: Analyzing trace with hash 510071860, now seen corresponding path program 9 times [2022-03-03 18:28:09,135 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:09,135 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29277748] [2022-03-03 18:28:09,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:09,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:09,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:09,889 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:09,889 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:09,890 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29277748] [2022-03-03 18:28:09,890 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29277748] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:09,890 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:09,890 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:09,890 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679280355] [2022-03-03 18:28:09,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:09,890 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:09,890 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:09,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:09,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:09,891 INFO L87 Difference]: Start difference. First operand 4170 states and 8002 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:14,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:14,064 INFO L93 Difference]: Finished difference Result 6068 states and 11755 transitions. [2022-03-03 18:28:14,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-03 18:28:14,064 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:28:14,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:14,070 INFO L225 Difference]: With dead ends: 6068 [2022-03-03 18:28:14,070 INFO L226 Difference]: Without dead ends: 6068 [2022-03-03 18:28:14,071 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 744 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=829, Invalid=3203, Unknown=0, NotChecked=0, Total=4032 [2022-03-03 18:28:14,071 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1875 mSDsluCounter, 5024 mSDsCounter, 0 mSdLazyCounter, 4944 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1875 SdHoareTripleChecker+Valid, 5381 SdHoareTripleChecker+Invalid, 5163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 4944 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:14,071 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1875 Valid, 5381 Invalid, 5163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 4944 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:28:14,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6068 states. [2022-03-03 18:28:14,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6068 to 4169. [2022-03-03 18:28:14,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4169 states, 4146 states have (on average 1.929570670525808) internal successors, (8000), 4168 states have internal predecessors, (8000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:14,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4169 states to 4169 states and 8000 transitions. [2022-03-03 18:28:14,110 INFO L78 Accepts]: Start accepts. Automaton has 4169 states and 8000 transitions. Word has length 224 [2022-03-03 18:28:14,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:14,110 INFO L470 AbstractCegarLoop]: Abstraction has 4169 states and 8000 transitions. [2022-03-03 18:28:14,110 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:14,110 INFO L276 IsEmpty]: Start isEmpty. Operand 4169 states and 8000 transitions. [2022-03-03 18:28:14,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:14,112 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:14,112 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:14,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-03 18:28:14,112 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:28:14,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:14,112 INFO L85 PathProgramCache]: Analyzing trace with hash 1852004648, now seen corresponding path program 10 times [2022-03-03 18:28:14,113 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:14,113 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140349335] [2022-03-03 18:28:14,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:14,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:14,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:14,826 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:14,826 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:14,826 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140349335] [2022-03-03 18:28:14,826 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140349335] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:14,827 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:14,827 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:14,827 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50584005] [2022-03-03 18:28:14,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:14,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:14,827 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:14,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:14,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:14,828 INFO L87 Difference]: Start difference. First operand 4169 states and 8000 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:19,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:19,392 INFO L93 Difference]: Finished difference Result 6184 states and 11984 transitions. [2022-03-03 18:28:19,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-03 18:28:19,392 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:28:19,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:19,399 INFO L225 Difference]: With dead ends: 6184 [2022-03-03 18:28:19,399 INFO L226 Difference]: Without dead ends: 6184 [2022-03-03 18:28:19,399 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 802 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=893, Invalid=3397, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:28:19,399 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1959 mSDsluCounter, 5353 mSDsCounter, 0 mSdLazyCounter, 5613 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1959 SdHoareTripleChecker+Valid, 5728 SdHoareTripleChecker+Invalid, 5858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 5613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:19,399 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1959 Valid, 5728 Invalid, 5858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 5613 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-03 18:28:19,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6184 states. [2022-03-03 18:28:19,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6184 to 4149. [2022-03-03 18:28:19,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4149 states, 4126 states have (on average 1.9285021812893843) internal successors, (7957), 4148 states have internal predecessors, (7957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:19,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4149 states to 4149 states and 7957 transitions. [2022-03-03 18:28:19,443 INFO L78 Accepts]: Start accepts. Automaton has 4149 states and 7957 transitions. Word has length 224 [2022-03-03 18:28:19,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:19,443 INFO L470 AbstractCegarLoop]: Abstraction has 4149 states and 7957 transitions. [2022-03-03 18:28:19,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:19,444 INFO L276 IsEmpty]: Start isEmpty. Operand 4149 states and 7957 transitions. [2022-03-03 18:28:19,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:19,445 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:19,445 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:19,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-03 18:28:19,445 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:28:19,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:19,446 INFO L85 PathProgramCache]: Analyzing trace with hash 2144930533, now seen corresponding path program 2 times [2022-03-03 18:28:19,446 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:19,446 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997487507] [2022-03-03 18:28:19,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:19,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:19,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:20,172 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:20,172 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:20,172 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997487507] [2022-03-03 18:28:20,172 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997487507] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:20,172 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:20,172 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:28:20,172 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140848770] [2022-03-03 18:28:20,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:20,174 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:28:20,174 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:20,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:28:20,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:28:20,175 INFO L87 Difference]: Start difference. First operand 4149 states and 7957 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:22,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:22,619 INFO L93 Difference]: Finished difference Result 7117 states and 13810 transitions. [2022-03-03 18:28:22,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-03 18:28:22,620 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:28:22,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:22,628 INFO L225 Difference]: With dead ends: 7117 [2022-03-03 18:28:22,628 INFO L226 Difference]: Without dead ends: 7117 [2022-03-03 18:28:22,629 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 870 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=709, Invalid=3073, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:28:22,629 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 2525 mSDsluCounter, 2867 mSDsCounter, 0 mSdLazyCounter, 2702 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2525 SdHoareTripleChecker+Valid, 3101 SdHoareTripleChecker+Invalid, 2870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 2702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:22,629 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2525 Valid, 3101 Invalid, 2870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 2702 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:28:22,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7117 states. [2022-03-03 18:28:22,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7117 to 4121. [2022-03-03 18:28:22,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4121 states, 4098 states have (on average 1.927037579306979) internal successors, (7897), 4120 states have internal predecessors, (7897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:22,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 4121 states and 7897 transitions. [2022-03-03 18:28:22,676 INFO L78 Accepts]: Start accepts. Automaton has 4121 states and 7897 transitions. Word has length 224 [2022-03-03 18:28:22,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:22,676 INFO L470 AbstractCegarLoop]: Abstraction has 4121 states and 7897 transitions. [2022-03-03 18:28:22,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:22,676 INFO L276 IsEmpty]: Start isEmpty. Operand 4121 states and 7897 transitions. [2022-03-03 18:28:22,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:22,678 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:22,678 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:22,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-03 18:28:22,678 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:28:22,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:22,679 INFO L85 PathProgramCache]: Analyzing trace with hash 1653042749, now seen corresponding path program 3 times [2022-03-03 18:28:22,679 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:22,679 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131793622] [2022-03-03 18:28:22,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:22,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:23,306 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:23,306 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:23,307 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131793622] [2022-03-03 18:28:23,307 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131793622] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:23,307 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:23,307 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:23,307 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734312223] [2022-03-03 18:28:23,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:23,307 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:23,307 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:23,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:23,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=713, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:23,308 INFO L87 Difference]: Start difference. First operand 4121 states and 7897 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:25,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:25,445 INFO L93 Difference]: Finished difference Result 5545 states and 10703 transitions. [2022-03-03 18:28:25,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-03 18:28:25,445 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:28:25,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:25,452 INFO L225 Difference]: With dead ends: 5545 [2022-03-03 18:28:25,452 INFO L226 Difference]: Without dead ends: 5545 [2022-03-03 18:28:25,452 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 713 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=574, Invalid=2966, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:28:25,453 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 2392 mSDsluCounter, 2577 mSDsCounter, 0 mSdLazyCounter, 2695 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2392 SdHoareTripleChecker+Valid, 2832 SdHoareTripleChecker+Invalid, 2818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 2695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:25,453 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2392 Valid, 2832 Invalid, 2818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 2695 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:28:25,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5545 states. [2022-03-03 18:28:25,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5545 to 4204. [2022-03-03 18:28:25,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4204 states, 4181 states have (on average 1.9292035398230087) internal successors, (8066), 4203 states have internal predecessors, (8066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:25,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4204 states to 4204 states and 8066 transitions. [2022-03-03 18:28:25,505 INFO L78 Accepts]: Start accepts. Automaton has 4204 states and 8066 transitions. Word has length 224 [2022-03-03 18:28:25,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:25,506 INFO L470 AbstractCegarLoop]: Abstraction has 4204 states and 8066 transitions. [2022-03-03 18:28:25,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:25,506 INFO L276 IsEmpty]: Start isEmpty. Operand 4204 states and 8066 transitions. [2022-03-03 18:28:25,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:25,508 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:25,508 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:25,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-03 18:28:25,508 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:28:25,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:25,509 INFO L85 PathProgramCache]: Analyzing trace with hash 1357998048, now seen corresponding path program 11 times [2022-03-03 18:28:25,509 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:25,509 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613804381] [2022-03-03 18:28:25,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:25,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:26,113 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:26,114 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:26,114 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613804381] [2022-03-03 18:28:26,114 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613804381] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:26,114 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:26,114 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:26,114 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899547064] [2022-03-03 18:28:26,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:26,114 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:26,114 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:26,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:26,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=714, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:26,115 INFO L87 Difference]: Start difference. First operand 4204 states and 8066 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:29,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:29,308 INFO L93 Difference]: Finished difference Result 5794 states and 11201 transitions. [2022-03-03 18:28:29,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:28:29,308 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:28:29,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:29,315 INFO L225 Difference]: With dead ends: 5794 [2022-03-03 18:28:29,315 INFO L226 Difference]: Without dead ends: 5794 [2022-03-03 18:28:29,316 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 933 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=940, Invalid=3752, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:28:29,316 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 2196 mSDsluCounter, 3444 mSDsCounter, 0 mSdLazyCounter, 3918 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2196 SdHoareTripleChecker+Valid, 3773 SdHoareTripleChecker+Invalid, 4113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 3918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:29,316 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2196 Valid, 3773 Invalid, 4113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 3918 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:28:29,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5794 states. [2022-03-03 18:28:29,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5794 to 4208. [2022-03-03 18:28:29,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4208 states, 4185 states have (on average 1.930227001194743) internal successors, (8078), 4207 states have internal predecessors, (8078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:29,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4208 states to 4208 states and 8078 transitions. [2022-03-03 18:28:29,359 INFO L78 Accepts]: Start accepts. Automaton has 4208 states and 8078 transitions. Word has length 224 [2022-03-03 18:28:29,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:29,359 INFO L470 AbstractCegarLoop]: Abstraction has 4208 states and 8078 transitions. [2022-03-03 18:28:29,359 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:29,359 INFO L276 IsEmpty]: Start isEmpty. Operand 4208 states and 8078 transitions. [2022-03-03 18:28:29,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:29,361 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:29,361 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:29,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-03 18:28:29,361 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:28:29,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:29,362 INFO L85 PathProgramCache]: Analyzing trace with hash 1607118431, now seen corresponding path program 4 times [2022-03-03 18:28:29,362 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:29,362 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069712143] [2022-03-03 18:28:29,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:29,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:29,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:30,212 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:30,212 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:30,212 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069712143] [2022-03-03 18:28:30,212 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069712143] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:30,212 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:30,212 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:28:30,212 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046310071] [2022-03-03 18:28:30,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:30,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:28:30,213 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:30,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:28:30,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=771, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:28:30,213 INFO L87 Difference]: Start difference. First operand 4208 states and 8078 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:33,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:33,197 INFO L93 Difference]: Finished difference Result 6316 states and 12248 transitions. [2022-03-03 18:28:33,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-03 18:28:33,197 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:28:33,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:33,204 INFO L225 Difference]: With dead ends: 6316 [2022-03-03 18:28:33,204 INFO L226 Difference]: Without dead ends: 6316 [2022-03-03 18:28:33,204 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 731 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=661, Invalid=3121, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:28:33,205 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 2136 mSDsluCounter, 3264 mSDsCounter, 0 mSdLazyCounter, 3360 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2136 SdHoareTripleChecker+Valid, 3521 SdHoareTripleChecker+Invalid, 3501 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 3360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:33,205 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2136 Valid, 3521 Invalid, 3501 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 3360 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:28:33,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6316 states. [2022-03-03 18:28:33,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6316 to 4148. [2022-03-03 18:28:33,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4148 states, 4125 states have (on average 1.9282424242424243) internal successors, (7954), 4147 states have internal predecessors, (7954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:33,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 4148 states and 7954 transitions. [2022-03-03 18:28:33,249 INFO L78 Accepts]: Start accepts. Automaton has 4148 states and 7954 transitions. Word has length 224 [2022-03-03 18:28:33,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:33,249 INFO L470 AbstractCegarLoop]: Abstraction has 4148 states and 7954 transitions. [2022-03-03 18:28:33,249 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:33,249 INFO L276 IsEmpty]: Start isEmpty. Operand 4148 states and 7954 transitions. [2022-03-03 18:28:33,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:33,251 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:33,251 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:33,251 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-03 18:28:33,251 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:28:33,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:33,252 INFO L85 PathProgramCache]: Analyzing trace with hash -871778396, now seen corresponding path program 12 times [2022-03-03 18:28:33,252 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:33,252 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562964812] [2022-03-03 18:28:33,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:33,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:33,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:33,837 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:33,837 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:33,838 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562964812] [2022-03-03 18:28:33,838 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562964812] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:33,838 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:33,838 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:33,838 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096701202] [2022-03-03 18:28:33,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:33,843 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:33,843 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:33,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:33,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:33,844 INFO L87 Difference]: Start difference. First operand 4148 states and 7954 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:37,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:37,116 INFO L93 Difference]: Finished difference Result 4762 states and 9178 transitions. [2022-03-03 18:28:37,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:28:37,116 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:28:37,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:37,122 INFO L225 Difference]: With dead ends: 4762 [2022-03-03 18:28:37,122 INFO L226 Difference]: Without dead ends: 4762 [2022-03-03 18:28:37,123 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 918 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=944, Invalid=3748, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:28:37,123 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 2003 mSDsluCounter, 3608 mSDsCounter, 0 mSdLazyCounter, 3881 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2003 SdHoareTripleChecker+Valid, 3887 SdHoareTripleChecker+Invalid, 4073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 3881 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:37,124 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2003 Valid, 3887 Invalid, 4073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 3881 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:28:37,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4762 states. [2022-03-03 18:28:37,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4762 to 4140. [2022-03-03 18:28:37,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4140 states, 4117 states have (on average 1.928102987612339) internal successors, (7938), 4139 states have internal predecessors, (7938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:37,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4140 states to 4140 states and 7938 transitions. [2022-03-03 18:28:37,174 INFO L78 Accepts]: Start accepts. Automaton has 4140 states and 7938 transitions. Word has length 224 [2022-03-03 18:28:37,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:37,174 INFO L470 AbstractCegarLoop]: Abstraction has 4140 states and 7938 transitions. [2022-03-03 18:28:37,174 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:37,174 INFO L276 IsEmpty]: Start isEmpty. Operand 4140 states and 7938 transitions. [2022-03-03 18:28:37,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:37,176 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:37,176 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:37,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-03 18:28:37,176 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:28:37,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:37,176 INFO L85 PathProgramCache]: Analyzing trace with hash -274387344, now seen corresponding path program 13 times [2022-03-03 18:28:37,176 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:37,177 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553932587] [2022-03-03 18:28:37,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:37,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:37,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:37,753 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:37,753 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:37,753 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553932587] [2022-03-03 18:28:37,753 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553932587] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:37,753 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:37,753 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:37,753 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480947486] [2022-03-03 18:28:37,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:37,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:37,754 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:37,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:37,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:37,754 INFO L87 Difference]: Start difference. First operand 4140 states and 7938 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:40,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:40,633 INFO L93 Difference]: Finished difference Result 4499 states and 8652 transitions. [2022-03-03 18:28:40,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-03 18:28:40,634 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:28:40,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:40,639 INFO L225 Difference]: With dead ends: 4499 [2022-03-03 18:28:40,639 INFO L226 Difference]: Without dead ends: 4499 [2022-03-03 18:28:40,640 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 745 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=772, Invalid=3134, Unknown=0, NotChecked=0, Total=3906 [2022-03-03 18:28:40,640 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 1938 mSDsluCounter, 3769 mSDsCounter, 0 mSdLazyCounter, 3642 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1938 SdHoareTripleChecker+Valid, 4019 SdHoareTripleChecker+Invalid, 3774 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 3642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:40,640 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1938 Valid, 4019 Invalid, 3774 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 3642 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:28:40,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4499 states. [2022-03-03 18:28:40,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4499 to 4138. [2022-03-03 18:28:40,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4138 states, 4115 states have (on average 1.9280680437424058) internal successors, (7934), 4137 states have internal predecessors, (7934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:40,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4138 states to 4138 states and 7934 transitions. [2022-03-03 18:28:40,678 INFO L78 Accepts]: Start accepts. Automaton has 4138 states and 7934 transitions. Word has length 224 [2022-03-03 18:28:40,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:40,678 INFO L470 AbstractCegarLoop]: Abstraction has 4138 states and 7934 transitions. [2022-03-03 18:28:40,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:40,678 INFO L276 IsEmpty]: Start isEmpty. Operand 4138 states and 7934 transitions. [2022-03-03 18:28:40,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:40,680 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:40,680 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:40,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-03 18:28:40,680 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:28:40,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:40,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1067545444, now seen corresponding path program 14 times [2022-03-03 18:28:40,681 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:40,681 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978788679] [2022-03-03 18:28:40,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:40,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:40,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:41,258 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:41,259 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:41,259 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978788679] [2022-03-03 18:28:41,259 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978788679] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:41,259 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:41,259 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:41,259 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172851697] [2022-03-03 18:28:41,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:41,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:41,259 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:41,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:41,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:41,260 INFO L87 Difference]: Start difference. First operand 4138 states and 7934 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:44,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:44,248 INFO L93 Difference]: Finished difference Result 4619 states and 8889 transitions. [2022-03-03 18:28:44,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-03 18:28:44,248 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:28:44,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:44,254 INFO L225 Difference]: With dead ends: 4619 [2022-03-03 18:28:44,254 INFO L226 Difference]: Without dead ends: 4619 [2022-03-03 18:28:44,255 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 812 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=819, Invalid=3341, Unknown=0, NotChecked=0, Total=4160 [2022-03-03 18:28:44,255 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 1953 mSDsluCounter, 3778 mSDsCounter, 0 mSdLazyCounter, 3852 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1953 SdHoareTripleChecker+Valid, 4042 SdHoareTripleChecker+Invalid, 4014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 3852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:44,255 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1953 Valid, 4042 Invalid, 4014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 3852 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:28:44,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4619 states. [2022-03-03 18:28:44,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4619 to 4110. [2022-03-03 18:28:44,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4110 states, 4087 states have (on average 1.9268412038169807) internal successors, (7875), 4109 states have internal predecessors, (7875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:44,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4110 states to 4110 states and 7875 transitions. [2022-03-03 18:28:44,305 INFO L78 Accepts]: Start accepts. Automaton has 4110 states and 7875 transitions. Word has length 224 [2022-03-03 18:28:44,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:44,305 INFO L470 AbstractCegarLoop]: Abstraction has 4110 states and 7875 transitions. [2022-03-03 18:28:44,305 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:44,306 INFO L276 IsEmpty]: Start isEmpty. Operand 4110 states and 7875 transitions. [2022-03-03 18:28:44,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:44,307 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:44,308 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:44,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-03-03 18:28:44,308 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:28:44,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:44,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1245156001, now seen corresponding path program 5 times [2022-03-03 18:28:44,308 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:44,308 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6181548] [2022-03-03 18:28:44,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:44,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:44,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:44,914 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:44,914 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:44,914 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6181548] [2022-03-03 18:28:44,914 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6181548] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:44,914 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:44,914 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:44,914 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563335071] [2022-03-03 18:28:44,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:44,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:44,915 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:44,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:44,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:44,915 INFO L87 Difference]: Start difference. First operand 4110 states and 7875 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:47,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:47,138 INFO L93 Difference]: Finished difference Result 5513 states and 10638 transitions. [2022-03-03 18:28:47,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-03 18:28:47,139 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:28:47,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:47,145 INFO L225 Difference]: With dead ends: 5513 [2022-03-03 18:28:47,145 INFO L226 Difference]: Without dead ends: 5513 [2022-03-03 18:28:47,145 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 776 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=639, Invalid=3521, Unknown=0, NotChecked=0, Total=4160 [2022-03-03 18:28:47,146 INFO L933 BasicCegarLoop]: 281 mSDtfsCounter, 2066 mSDsluCounter, 2909 mSDsCounter, 0 mSdLazyCounter, 2841 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2066 SdHoareTripleChecker+Valid, 3185 SdHoareTripleChecker+Invalid, 2954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 2841 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:47,146 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2066 Valid, 3185 Invalid, 2954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 2841 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:28:47,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5513 states. [2022-03-03 18:28:47,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5513 to 4173. [2022-03-03 18:28:47,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4173 states, 4150 states have (on average 1.9286746987951808) internal successors, (8004), 4172 states have internal predecessors, (8004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:47,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4173 states to 4173 states and 8004 transitions. [2022-03-03 18:28:47,187 INFO L78 Accepts]: Start accepts. Automaton has 4173 states and 8004 transitions. Word has length 224 [2022-03-03 18:28:47,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:47,187 INFO L470 AbstractCegarLoop]: Abstraction has 4173 states and 8004 transitions. [2022-03-03 18:28:47,187 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:47,187 INFO L276 IsEmpty]: Start isEmpty. Operand 4173 states and 8004 transitions. [2022-03-03 18:28:47,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:47,189 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:47,189 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:47,189 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-03 18:28:47,189 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:28:47,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:47,189 INFO L85 PathProgramCache]: Analyzing trace with hash 950111300, now seen corresponding path program 15 times [2022-03-03 18:28:47,190 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:47,190 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232901196] [2022-03-03 18:28:47,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:47,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:47,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:47,759 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:47,759 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:47,759 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232901196] [2022-03-03 18:28:47,759 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232901196] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:47,759 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:47,759 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:47,760 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208923127] [2022-03-03 18:28:47,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:47,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:47,760 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:47,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:47,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=713, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:47,760 INFO L87 Difference]: Start difference. First operand 4173 states and 8004 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:51,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:51,125 INFO L93 Difference]: Finished difference Result 5523 states and 10655 transitions. [2022-03-03 18:28:51,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:28:51,125 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:28:51,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:51,132 INFO L225 Difference]: With dead ends: 5523 [2022-03-03 18:28:51,132 INFO L226 Difference]: Without dead ends: 5523 [2022-03-03 18:28:51,133 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1290 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=1085, Invalid=4465, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:28:51,133 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 2368 mSDsluCounter, 3113 mSDsCounter, 0 mSdLazyCounter, 3593 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2368 SdHoareTripleChecker+Valid, 3466 SdHoareTripleChecker+Invalid, 3784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 3593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:51,133 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2368 Valid, 3466 Invalid, 3784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 3593 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:28:51,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5523 states. [2022-03-03 18:28:51,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5523 to 4148. [2022-03-03 18:28:51,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4148 states, 4125 states have (on average 1.9284848484848485) internal successors, (7955), 4147 states have internal predecessors, (7955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:51,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 4148 states and 7955 transitions. [2022-03-03 18:28:51,190 INFO L78 Accepts]: Start accepts. Automaton has 4148 states and 7955 transitions. Word has length 224 [2022-03-03 18:28:51,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:51,191 INFO L470 AbstractCegarLoop]: Abstraction has 4148 states and 7955 transitions. [2022-03-03 18:28:51,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:51,191 INFO L276 IsEmpty]: Start isEmpty. Operand 4148 states and 7955 transitions. [2022-03-03 18:28:51,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:51,192 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:51,193 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:51,193 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-03 18:28:51,193 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:28:51,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:51,193 INFO L85 PathProgramCache]: Analyzing trace with hash 1199231683, now seen corresponding path program 6 times [2022-03-03 18:28:51,193 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:51,193 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249336853] [2022-03-03 18:28:51,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:51,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:51,939 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:51,939 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:51,939 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249336853] [2022-03-03 18:28:51,939 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249336853] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:51,939 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:51,939 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:28:51,939 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936702526] [2022-03-03 18:28:51,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:51,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:28:51,940 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:51,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:28:51,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=770, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:28:51,940 INFO L87 Difference]: Start difference. First operand 4148 states and 7955 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:54,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:54,673 INFO L93 Difference]: Finished difference Result 5476 states and 10524 transitions. [2022-03-03 18:28:54,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:28:54,674 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:28:54,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:54,679 INFO L225 Difference]: With dead ends: 5476 [2022-03-03 18:28:54,680 INFO L226 Difference]: Without dead ends: 5476 [2022-03-03 18:28:54,680 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1023 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=763, Invalid=3793, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:28:54,680 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 2805 mSDsluCounter, 2814 mSDsCounter, 0 mSdLazyCounter, 3186 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2805 SdHoareTripleChecker+Valid, 3074 SdHoareTripleChecker+Invalid, 3375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 3186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:54,681 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2805 Valid, 3074 Invalid, 3375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 3186 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:28:54,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5476 states. [2022-03-03 18:28:54,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5476 to 4131. [2022-03-03 18:28:54,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4131 states, 4108 states have (on average 1.9279454722492697) internal successors, (7920), 4130 states have internal predecessors, (7920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:54,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4131 states to 4131 states and 7920 transitions. [2022-03-03 18:28:54,720 INFO L78 Accepts]: Start accepts. Automaton has 4131 states and 7920 transitions. Word has length 224 [2022-03-03 18:28:54,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:54,720 INFO L470 AbstractCegarLoop]: Abstraction has 4131 states and 7920 transitions. [2022-03-03 18:28:54,721 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:54,721 INFO L276 IsEmpty]: Start isEmpty. Operand 4131 states and 7920 transitions. [2022-03-03 18:28:54,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:54,722 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:54,722 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:54,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-03 18:28:54,722 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:28:54,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:54,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1594944934, now seen corresponding path program 16 times [2022-03-03 18:28:54,723 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:54,723 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078032565] [2022-03-03 18:28:54,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:54,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:54,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:55,568 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:55,569 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:55,569 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078032565] [2022-03-03 18:28:55,569 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078032565] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:55,569 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:55,569 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:28:55,569 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689451263] [2022-03-03 18:28:55,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:55,569 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:28:55,570 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:55,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:28:55,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=754, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:28:55,570 INFO L87 Difference]: Start difference. First operand 4131 states and 7920 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:59,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:59,446 INFO L93 Difference]: Finished difference Result 5368 states and 10307 transitions. [2022-03-03 18:28:59,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-03 18:28:59,446 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:28:59,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:59,452 INFO L225 Difference]: With dead ends: 5368 [2022-03-03 18:28:59,452 INFO L226 Difference]: Without dead ends: 5368 [2022-03-03 18:28:59,452 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1160 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=978, Invalid=3992, Unknown=0, NotChecked=0, Total=4970 [2022-03-03 18:28:59,453 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 3025 mSDsluCounter, 3022 mSDsCounter, 0 mSdLazyCounter, 3866 mSolverCounterSat, 248 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3025 SdHoareTripleChecker+Valid, 3333 SdHoareTripleChecker+Invalid, 4114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 248 IncrementalHoareTripleChecker+Valid, 3866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:59,453 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3025 Valid, 3333 Invalid, 4114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [248 Valid, 3866 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:28:59,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5368 states. [2022-03-03 18:28:59,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5368 to 3723. [2022-03-03 18:28:59,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3723 states, 3704 states have (on average 1.9171166306695464) internal successors, (7101), 3722 states have internal predecessors, (7101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:59,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3723 states to 3723 states and 7101 transitions. [2022-03-03 18:28:59,489 INFO L78 Accepts]: Start accepts. Automaton has 3723 states and 7101 transitions. Word has length 224 [2022-03-03 18:28:59,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:59,489 INFO L470 AbstractCegarLoop]: Abstraction has 3723 states and 7101 transitions. [2022-03-03 18:28:59,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:59,489 INFO L276 IsEmpty]: Start isEmpty. Operand 3723 states and 7101 transitions. [2022-03-03 18:28:59,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:59,491 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:59,491 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:59,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-03 18:28:59,491 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:28:59,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:59,491 INFO L85 PathProgramCache]: Analyzing trace with hash 503319653, now seen corresponding path program 7 times [2022-03-03 18:28:59,492 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:59,492 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60288139] [2022-03-03 18:28:59,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:59,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:59,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:00,168 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:29:00,168 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:00,168 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60288139] [2022-03-03 18:29:00,168 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60288139] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:00,168 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:00,169 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:00,169 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597625283] [2022-03-03 18:29:00,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:00,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:00,169 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:00,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:00,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=757, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:00,170 INFO L87 Difference]: Start difference. First operand 3723 states and 7101 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:02,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:02,559 INFO L93 Difference]: Finished difference Result 4060 states and 7731 transitions. [2022-03-03 18:29:02,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:29:02,560 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:29:02,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:02,564 INFO L225 Difference]: With dead ends: 4060 [2022-03-03 18:29:02,564 INFO L226 Difference]: Without dead ends: 4060 [2022-03-03 18:29:02,564 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1069 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=761, Invalid=3795, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:29:02,565 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 2354 mSDsluCounter, 2413 mSDsCounter, 0 mSdLazyCounter, 2809 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2354 SdHoareTripleChecker+Valid, 2643 SdHoareTripleChecker+Invalid, 3026 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 2809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:02,565 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2354 Valid, 2643 Invalid, 3026 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 2809 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:29:02,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4060 states. [2022-03-03 18:29:02,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4060 to 3710. [2022-03-03 18:29:02,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3710 states, 3691 states have (on average 1.916824708751016) internal successors, (7075), 3709 states have internal predecessors, (7075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:02,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3710 states and 7075 transitions. [2022-03-03 18:29:02,622 INFO L78 Accepts]: Start accepts. Automaton has 3710 states and 7075 transitions. Word has length 224 [2022-03-03 18:29:02,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:02,622 INFO L470 AbstractCegarLoop]: Abstraction has 3710 states and 7075 transitions. [2022-03-03 18:29:02,622 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:02,622 INFO L276 IsEmpty]: Start isEmpty. Operand 3710 states and 7075 transitions. [2022-03-03 18:29:02,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:29:02,624 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:02,624 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:02,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-03 18:29:02,624 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:29:02,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:02,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1791934541, now seen corresponding path program 8 times [2022-03-03 18:29:02,625 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:02,625 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343717350] [2022-03-03 18:29:02,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:02,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:02,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:03,354 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:29:03,355 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:03,355 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343717350] [2022-03-03 18:29:03,355 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343717350] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:03,355 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:03,355 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:03,355 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812705096] [2022-03-03 18:29:03,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:03,355 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:03,355 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:03,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:03,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=753, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:03,356 INFO L87 Difference]: Start difference. First operand 3710 states and 7075 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:05,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:05,810 INFO L93 Difference]: Finished difference Result 4030 states and 7671 transitions. [2022-03-03 18:29:05,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:29:05,810 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:29:05,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:05,815 INFO L225 Difference]: With dead ends: 4030 [2022-03-03 18:29:05,815 INFO L226 Difference]: Without dead ends: 4030 [2022-03-03 18:29:05,815 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1259 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=803, Invalid=4027, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:29:05,815 INFO L933 BasicCegarLoop]: 247 mSDtfsCounter, 2577 mSDsluCounter, 2447 mSDsCounter, 0 mSdLazyCounter, 2644 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2577 SdHoareTripleChecker+Valid, 2689 SdHoareTripleChecker+Invalid, 2884 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 2644 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:05,816 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2577 Valid, 2689 Invalid, 2884 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 2644 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:29:05,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4030 states. [2022-03-03 18:29:05,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4030 to 3697. [2022-03-03 18:29:05,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3697 states, 3678 states have (on average 1.9165307232191409) internal successors, (7049), 3696 states have internal predecessors, (7049), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:05,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 3697 states and 7049 transitions. [2022-03-03 18:29:05,848 INFO L78 Accepts]: Start accepts. Automaton has 3697 states and 7049 transitions. Word has length 224 [2022-03-03 18:29:05,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:05,849 INFO L470 AbstractCegarLoop]: Abstraction has 3697 states and 7049 transitions. [2022-03-03 18:29:05,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:05,849 INFO L276 IsEmpty]: Start isEmpty. Operand 3697 states and 7049 transitions. [2022-03-03 18:29:05,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:29:05,850 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:05,850 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:05,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-03 18:29:05,850 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:29:05,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:05,851 INFO L85 PathProgramCache]: Analyzing trace with hash 1975290533, now seen corresponding path program 9 times [2022-03-03 18:29:05,851 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:05,851 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561255546] [2022-03-03 18:29:05,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:05,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:05,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:06,624 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:29:06,624 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:06,625 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561255546] [2022-03-03 18:29:06,625 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561255546] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:06,625 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:06,625 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:06,625 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93099396] [2022-03-03 18:29:06,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:06,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:06,625 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:06,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:06,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=770, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:06,626 INFO L87 Difference]: Start difference. First operand 3697 states and 7049 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:09,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:09,780 INFO L93 Difference]: Finished difference Result 3973 states and 7557 transitions. [2022-03-03 18:29:09,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:29:09,780 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:29:09,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:09,784 INFO L225 Difference]: With dead ends: 3973 [2022-03-03 18:29:09,784 INFO L226 Difference]: Without dead ends: 3973 [2022-03-03 18:29:09,785 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1181 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=827, Invalid=4285, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:29:09,785 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 2099 mSDsluCounter, 3480 mSDsCounter, 0 mSdLazyCounter, 3961 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2099 SdHoareTripleChecker+Valid, 3736 SdHoareTripleChecker+Invalid, 4143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 3961 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:09,785 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2099 Valid, 3736 Invalid, 4143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 3961 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:29:09,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3973 states. [2022-03-03 18:29:09,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3973 to 3675. [2022-03-03 18:29:09,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3675 states, 3656 states have (on average 1.9160284463894968) internal successors, (7005), 3674 states have internal predecessors, (7005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:09,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3675 states to 3675 states and 7005 transitions. [2022-03-03 18:29:09,818 INFO L78 Accepts]: Start accepts. Automaton has 3675 states and 7005 transitions. Word has length 224 [2022-03-03 18:29:09,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:09,818 INFO L470 AbstractCegarLoop]: Abstraction has 3675 states and 7005 transitions. [2022-03-03 18:29:09,818 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:09,819 INFO L276 IsEmpty]: Start isEmpty. Operand 3675 states and 7005 transitions. [2022-03-03 18:29:09,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-03 18:29:09,820 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:09,820 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:09,820 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-03 18:29:09,820 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:29:09,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:09,821 INFO L85 PathProgramCache]: Analyzing trace with hash -471587283, now seen corresponding path program 1 times [2022-03-03 18:29:09,821 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:09,821 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880572785] [2022-03-03 18:29:09,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:09,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:09,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:10,060 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:29:10,061 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:10,061 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880572785] [2022-03-03 18:29:10,061 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880572785] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:10,061 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:10,061 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-03-03 18:29:10,061 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790701914] [2022-03-03 18:29:10,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:10,061 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-03 18:29:10,061 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:10,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-03 18:29:10,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2022-03-03 18:29:10,062 INFO L87 Difference]: Start difference. First operand 3675 states and 7005 transitions. Second operand has 17 states, 16 states have (on average 11.3125) internal successors, (181), 17 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:10,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:10,703 INFO L93 Difference]: Finished difference Result 3696 states and 7046 transitions. [2022-03-03 18:29:10,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:29:10,703 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 11.3125) internal successors, (181), 17 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-03 18:29:10,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:10,707 INFO L225 Difference]: With dead ends: 3696 [2022-03-03 18:29:10,707 INFO L226 Difference]: Without dead ends: 3696 [2022-03-03 18:29:10,708 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=251, Invalid=741, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:29:10,708 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1569 mSDsluCounter, 1277 mSDsCounter, 0 mSdLazyCounter, 1027 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1569 SdHoareTripleChecker+Valid, 1591 SdHoareTripleChecker+Invalid, 1110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1027 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:10,708 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1569 Valid, 1591 Invalid, 1110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1027 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-03 18:29:10,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3696 states. [2022-03-03 18:29:10,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3696 to 3645. [2022-03-03 18:29:10,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3645 states, 3626 states have (on average 1.9153337010479867) internal successors, (6945), 3644 states have internal predecessors, (6945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:10,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3645 states to 3645 states and 6945 transitions. [2022-03-03 18:29:10,741 INFO L78 Accepts]: Start accepts. Automaton has 3645 states and 6945 transitions. Word has length 226 [2022-03-03 18:29:10,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:10,741 INFO L470 AbstractCegarLoop]: Abstraction has 3645 states and 6945 transitions. [2022-03-03 18:29:10,741 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 11.3125) internal successors, (181), 17 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:10,741 INFO L276 IsEmpty]: Start isEmpty. Operand 3645 states and 6945 transitions. [2022-03-03 18:29:10,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:10,743 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:10,743 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:10,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-03 18:29:10,743 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:29:10,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:10,744 INFO L85 PathProgramCache]: Analyzing trace with hash 1898426363, now seen corresponding path program 1 times [2022-03-03 18:29:10,744 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:10,744 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986982241] [2022-03-03 18:29:10,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:10,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:10,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:11,348 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:29:11,348 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:11,348 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986982241] [2022-03-03 18:29:11,348 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986982241] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:11,348 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:11,348 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:29:11,349 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434283154] [2022-03-03 18:29:11,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:11,349 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:29:11,349 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:11,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:29:11,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:29:11,349 INFO L87 Difference]: Start difference. First operand 3645 states and 6945 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:13,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:13,636 INFO L93 Difference]: Finished difference Result 5779 states and 11134 transitions. [2022-03-03 18:29:13,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-03 18:29:13,636 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-03 18:29:13,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:13,657 INFO L225 Difference]: With dead ends: 5779 [2022-03-03 18:29:13,657 INFO L226 Difference]: Without dead ends: 5779 [2022-03-03 18:29:13,657 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 698 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=613, Invalid=3047, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:29:13,658 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 2207 mSDsluCounter, 3148 mSDsCounter, 0 mSdLazyCounter, 3076 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2207 SdHoareTripleChecker+Valid, 3385 SdHoareTripleChecker+Invalid, 3189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 3076 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:13,658 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2207 Valid, 3385 Invalid, 3189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 3076 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:29:13,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5779 states. [2022-03-03 18:29:13,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5779 to 3713. [2022-03-03 18:29:13,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3713 states, 3694 states have (on average 1.9168922577152139) internal successors, (7081), 3712 states have internal predecessors, (7081), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:13,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 7081 transitions. [2022-03-03 18:29:13,692 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 7081 transitions. Word has length 230 [2022-03-03 18:29:13,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:13,693 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 7081 transitions. [2022-03-03 18:29:13,693 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:13,693 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 7081 transitions. [2022-03-03 18:29:13,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:13,694 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:13,695 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:13,695 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-03 18:29:13,695 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:29:13,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:13,695 INFO L85 PathProgramCache]: Analyzing trace with hash -1892411299, now seen corresponding path program 2 times [2022-03-03 18:29:13,695 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:13,696 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700638956] [2022-03-03 18:29:13,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:13,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:13,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:14,302 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:29:14,303 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:14,303 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700638956] [2022-03-03 18:29:14,303 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700638956] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:14,303 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:14,303 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:29:14,303 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996141720] [2022-03-03 18:29:14,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:14,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:29:14,303 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:14,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:29:14,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=722, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:29:14,304 INFO L87 Difference]: Start difference. First operand 3713 states and 7081 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:16,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:16,579 INFO L93 Difference]: Finished difference Result 5784 states and 11144 transitions. [2022-03-03 18:29:16,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-03 18:29:16,579 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-03 18:29:16,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:16,585 INFO L225 Difference]: With dead ends: 5784 [2022-03-03 18:29:16,585 INFO L226 Difference]: Without dead ends: 5784 [2022-03-03 18:29:16,585 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 693 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=630, Invalid=3152, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:29:16,585 INFO L933 BasicCegarLoop]: 246 mSDtfsCounter, 2069 mSDsluCounter, 2853 mSDsCounter, 0 mSdLazyCounter, 2819 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2069 SdHoareTripleChecker+Valid, 3094 SdHoareTripleChecker+Invalid, 2931 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 2819 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:16,585 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2069 Valid, 3094 Invalid, 2931 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 2819 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:29:16,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5784 states. [2022-03-03 18:29:16,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5784 to 3710. [2022-03-03 18:29:16,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3710 states, 3691 states have (on average 1.916824708751016) internal successors, (7075), 3709 states have internal predecessors, (7075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:16,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3710 states and 7075 transitions. [2022-03-03 18:29:16,627 INFO L78 Accepts]: Start accepts. Automaton has 3710 states and 7075 transitions. Word has length 230 [2022-03-03 18:29:16,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:16,627 INFO L470 AbstractCegarLoop]: Abstraction has 3710 states and 7075 transitions. [2022-03-03 18:29:16,627 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:16,627 INFO L276 IsEmpty]: Start isEmpty. Operand 3710 states and 7075 transitions. [2022-03-03 18:29:16,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:16,629 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:16,629 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:16,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-03 18:29:16,629 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:29:16,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:16,629 INFO L85 PathProgramCache]: Analyzing trace with hash 979758395, now seen corresponding path program 3 times [2022-03-03 18:29:16,629 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:16,629 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382087203] [2022-03-03 18:29:16,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:16,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:16,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:17,271 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:29:17,271 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:17,271 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382087203] [2022-03-03 18:29:17,271 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382087203] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:17,271 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:17,271 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:29:17,271 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529716989] [2022-03-03 18:29:17,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:17,272 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:29:17,272 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:17,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:29:17,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=714, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:29:17,272 INFO L87 Difference]: Start difference. First operand 3710 states and 7075 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:20,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:20,225 INFO L93 Difference]: Finished difference Result 5862 states and 11300 transitions. [2022-03-03 18:29:20,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:29:20,225 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-03 18:29:20,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:20,232 INFO L225 Difference]: With dead ends: 5862 [2022-03-03 18:29:20,232 INFO L226 Difference]: Without dead ends: 5862 [2022-03-03 18:29:20,232 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1007 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=782, Invalid=3910, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:29:20,233 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 2217 mSDsluCounter, 4421 mSDsCounter, 0 mSdLazyCounter, 4407 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2217 SdHoareTripleChecker+Valid, 4686 SdHoareTripleChecker+Invalid, 4556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 4407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:20,233 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2217 Valid, 4686 Invalid, 4556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 4407 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:29:20,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5862 states. [2022-03-03 18:29:20,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5862 to 3707. [2022-03-03 18:29:20,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3707 states, 3688 states have (on average 1.91675704989154) internal successors, (7069), 3706 states have internal predecessors, (7069), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:20,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3707 states and 7069 transitions. [2022-03-03 18:29:20,273 INFO L78 Accepts]: Start accepts. Automaton has 3707 states and 7069 transitions. Word has length 230 [2022-03-03 18:29:20,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:20,274 INFO L470 AbstractCegarLoop]: Abstraction has 3707 states and 7069 transitions. [2022-03-03 18:29:20,274 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:20,274 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 7069 transitions. [2022-03-03 18:29:20,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:20,275 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:20,275 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:20,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-03 18:29:20,276 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:29:20,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:20,276 INFO L85 PathProgramCache]: Analyzing trace with hash -388250629, now seen corresponding path program 4 times [2022-03-03 18:29:20,276 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:20,276 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390945191] [2022-03-03 18:29:20,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:20,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:20,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:21,167 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:29:21,167 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:21,167 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390945191] [2022-03-03 18:29:21,167 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390945191] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:21,167 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:21,167 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:21,167 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151423667] [2022-03-03 18:29:21,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:21,168 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:21,168 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:21,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:21,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=774, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:21,168 INFO L87 Difference]: Start difference. First operand 3707 states and 7069 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:23,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:23,497 INFO L93 Difference]: Finished difference Result 5856 states and 11289 transitions. [2022-03-03 18:29:23,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-03 18:29:23,497 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-03 18:29:23,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:23,503 INFO L225 Difference]: With dead ends: 5856 [2022-03-03 18:29:23,503 INFO L226 Difference]: Without dead ends: 5856 [2022-03-03 18:29:23,503 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 616 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=582, Invalid=2840, Unknown=0, NotChecked=0, Total=3422 [2022-03-03 18:29:23,504 INFO L933 BasicCegarLoop]: 234 mSDtfsCounter, 2631 mSDsluCounter, 2777 mSDsCounter, 0 mSdLazyCounter, 2918 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2631 SdHoareTripleChecker+Valid, 3005 SdHoareTripleChecker+Invalid, 3047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 2918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:23,504 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2631 Valid, 3005 Invalid, 3047 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 2918 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:29:23,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5856 states. [2022-03-03 18:29:23,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5856 to 3730. [2022-03-03 18:29:23,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3730 states, 3711 states have (on average 1.917272972244678) internal successors, (7115), 3729 states have internal predecessors, (7115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:23,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3730 states to 3730 states and 7115 transitions. [2022-03-03 18:29:23,545 INFO L78 Accepts]: Start accepts. Automaton has 3730 states and 7115 transitions. Word has length 230 [2022-03-03 18:29:23,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:23,546 INFO L470 AbstractCegarLoop]: Abstraction has 3730 states and 7115 transitions. [2022-03-03 18:29:23,546 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:23,546 INFO L276 IsEmpty]: Start isEmpty. Operand 3730 states and 7115 transitions. [2022-03-03 18:29:23,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:23,548 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:23,548 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:23,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-03 18:29:23,548 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:29:23,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:23,548 INFO L85 PathProgramCache]: Analyzing trace with hash 115879005, now seen corresponding path program 5 times [2022-03-03 18:29:23,548 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:23,548 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963966712] [2022-03-03 18:29:23,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:23,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:23,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:24,364 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:29:24,364 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:24,364 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963966712] [2022-03-03 18:29:24,364 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963966712] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:24,364 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:24,365 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:24,365 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262293572] [2022-03-03 18:29:24,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:24,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:24,365 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:24,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:24,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=774, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:24,365 INFO L87 Difference]: Start difference. First operand 3730 states and 7115 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:27,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:27,155 INFO L93 Difference]: Finished difference Result 5864 states and 11304 transitions. [2022-03-03 18:29:27,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-03 18:29:27,156 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-03 18:29:27,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:27,163 INFO L225 Difference]: With dead ends: 5864 [2022-03-03 18:29:27,163 INFO L226 Difference]: Without dead ends: 5864 [2022-03-03 18:29:27,164 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 795 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=689, Invalid=3471, Unknown=0, NotChecked=0, Total=4160 [2022-03-03 18:29:27,167 INFO L933 BasicCegarLoop]: 246 mSDtfsCounter, 2575 mSDsluCounter, 3233 mSDsCounter, 0 mSdLazyCounter, 3349 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2575 SdHoareTripleChecker+Valid, 3473 SdHoareTripleChecker+Invalid, 3476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 3349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:27,167 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2575 Valid, 3473 Invalid, 3476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 3349 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:29:27,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5864 states. [2022-03-03 18:29:27,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5864 to 3740. [2022-03-03 18:29:27,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3740 states, 3721 states have (on average 1.917495296963182) internal successors, (7135), 3739 states have internal predecessors, (7135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:27,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 3740 states and 7135 transitions. [2022-03-03 18:29:27,228 INFO L78 Accepts]: Start accepts. Automaton has 3740 states and 7135 transitions. Word has length 230 [2022-03-03 18:29:27,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:27,228 INFO L470 AbstractCegarLoop]: Abstraction has 3740 states and 7135 transitions. [2022-03-03 18:29:27,228 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:27,229 INFO L276 IsEmpty]: Start isEmpty. Operand 3740 states and 7135 transitions. [2022-03-03 18:29:27,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:27,230 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:27,230 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:27,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-03 18:29:27,231 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:29:27,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:27,231 INFO L85 PathProgramCache]: Analyzing trace with hash -1306918597, now seen corresponding path program 6 times [2022-03-03 18:29:27,231 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:27,231 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863351202] [2022-03-03 18:29:27,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:27,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:27,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:27,865 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:29:27,865 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:27,865 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863351202] [2022-03-03 18:29:27,865 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863351202] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:27,865 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:27,865 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:27,866 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002970770] [2022-03-03 18:29:27,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:27,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:27,866 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:27,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:27,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=755, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:27,866 INFO L87 Difference]: Start difference. First operand 3740 states and 7135 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:31,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:31,017 INFO L93 Difference]: Finished difference Result 6648 states and 12872 transitions. [2022-03-03 18:29:31,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-03 18:29:31,017 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-03 18:29:31,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:31,024 INFO L225 Difference]: With dead ends: 6648 [2022-03-03 18:29:31,025 INFO L226 Difference]: Without dead ends: 6648 [2022-03-03 18:29:31,025 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1432 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=1062, Invalid=4790, Unknown=0, NotChecked=0, Total=5852 [2022-03-03 18:29:31,025 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 2686 mSDsluCounter, 3231 mSDsCounter, 0 mSdLazyCounter, 3613 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2686 SdHoareTripleChecker+Valid, 3495 SdHoareTripleChecker+Invalid, 3832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 3613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:31,025 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2686 Valid, 3495 Invalid, 3832 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 3613 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:29:31,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6648 states. [2022-03-03 18:29:31,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6648 to 3715. [2022-03-03 18:29:31,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3715 states, 3696 states have (on average 1.9169372294372293) internal successors, (7085), 3714 states have internal predecessors, (7085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:31,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3715 states to 3715 states and 7085 transitions. [2022-03-03 18:29:31,067 INFO L78 Accepts]: Start accepts. Automaton has 3715 states and 7085 transitions. Word has length 230 [2022-03-03 18:29:31,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:31,068 INFO L470 AbstractCegarLoop]: Abstraction has 3715 states and 7085 transitions. [2022-03-03 18:29:31,068 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:31,068 INFO L276 IsEmpty]: Start isEmpty. Operand 3715 states and 7085 transitions. [2022-03-03 18:29:31,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:31,070 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:31,070 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:31,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-03 18:29:31,071 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:29:31,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:31,071 INFO L85 PathProgramCache]: Analyzing trace with hash -921156269, now seen corresponding path program 7 times [2022-03-03 18:29:31,072 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:31,072 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393949228] [2022-03-03 18:29:31,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:31,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:31,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:31,673 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:29:31,673 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:31,673 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393949228] [2022-03-03 18:29:31,673 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393949228] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:31,673 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:31,674 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:29:31,674 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593125551] [2022-03-03 18:29:31,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:31,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:29:31,674 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:31,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:29:31,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:29:31,675 INFO L87 Difference]: Start difference. First operand 3715 states and 7085 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:33,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:33,828 INFO L93 Difference]: Finished difference Result 4853 states and 9319 transitions. [2022-03-03 18:29:33,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-03 18:29:33,829 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-03 18:29:33,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:33,834 INFO L225 Difference]: With dead ends: 4853 [2022-03-03 18:29:33,834 INFO L226 Difference]: Without dead ends: 4853 [2022-03-03 18:29:33,838 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 751 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=636, Invalid=3270, Unknown=0, NotChecked=0, Total=3906 [2022-03-03 18:29:33,839 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 1944 mSDsluCounter, 2525 mSDsCounter, 0 mSdLazyCounter, 2512 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1944 SdHoareTripleChecker+Valid, 2784 SdHoareTripleChecker+Invalid, 2625 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 2512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:33,839 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1944 Valid, 2784 Invalid, 2625 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 2512 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:29:33,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4853 states. [2022-03-03 18:29:33,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4853 to 3773. [2022-03-03 18:29:33,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3773 states, 3754 states have (on average 1.9182205647309536) internal successors, (7201), 3772 states have internal predecessors, (7201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:33,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 3773 states and 7201 transitions. [2022-03-03 18:29:33,877 INFO L78 Accepts]: Start accepts. Automaton has 3773 states and 7201 transitions. Word has length 230 [2022-03-03 18:29:33,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:33,877 INFO L470 AbstractCegarLoop]: Abstraction has 3773 states and 7201 transitions. [2022-03-03 18:29:33,877 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:33,878 INFO L276 IsEmpty]: Start isEmpty. Operand 3773 states and 7201 transitions. [2022-03-03 18:29:33,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:33,879 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:33,880 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:33,880 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-03 18:29:33,880 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:29:33,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:33,880 INFO L85 PathProgramCache]: Analyzing trace with hash -417026635, now seen corresponding path program 8 times [2022-03-03 18:29:33,880 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:33,880 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77300443] [2022-03-03 18:29:33,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:33,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:33,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:34,582 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:29:34,582 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:34,582 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77300443] [2022-03-03 18:29:34,582 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77300443] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:34,582 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:34,582 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:29:34,582 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165382693] [2022-03-03 18:29:34,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:34,583 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:29:34,583 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:34,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:29:34,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:29:34,583 INFO L87 Difference]: Start difference. First operand 3773 states and 7201 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:36,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:36,989 INFO L93 Difference]: Finished difference Result 4819 states and 9254 transitions. [2022-03-03 18:29:36,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-03 18:29:36,990 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-03 18:29:36,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:36,995 INFO L225 Difference]: With dead ends: 4819 [2022-03-03 18:29:36,995 INFO L226 Difference]: Without dead ends: 4819 [2022-03-03 18:29:36,995 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 666 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=600, Invalid=2940, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:29:36,995 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 1543 mSDsluCounter, 3575 mSDsCounter, 0 mSdLazyCounter, 3347 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1543 SdHoareTripleChecker+Valid, 3828 SdHoareTripleChecker+Invalid, 3452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 3347 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:36,995 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1543 Valid, 3828 Invalid, 3452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 3347 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:29:37,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4819 states. [2022-03-03 18:29:37,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4819 to 3764. [2022-03-03 18:29:37,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3764 states, 3745 states have (on average 1.9180240320427235) internal successors, (7183), 3763 states have internal predecessors, (7183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:37,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3764 states to 3764 states and 7183 transitions. [2022-03-03 18:29:37,032 INFO L78 Accepts]: Start accepts. Automaton has 3764 states and 7183 transitions. Word has length 230 [2022-03-03 18:29:37,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:37,032 INFO L470 AbstractCegarLoop]: Abstraction has 3764 states and 7183 transitions. [2022-03-03 18:29:37,032 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:37,032 INFO L276 IsEmpty]: Start isEmpty. Operand 3764 states and 7183 transitions. [2022-03-03 18:29:37,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:37,034 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:37,034 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:37,034 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-03-03 18:29:37,034 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:29:37,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:37,035 INFO L85 PathProgramCache]: Analyzing trace with hash -1839824237, now seen corresponding path program 9 times [2022-03-03 18:29:37,035 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:37,035 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047123944] [2022-03-03 18:29:37,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:37,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:37,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:37,609 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:29:37,609 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:37,609 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047123944] [2022-03-03 18:29:37,609 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047123944] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:37,609 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:37,609 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:29:37,609 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689527761] [2022-03-03 18:29:37,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:37,610 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:29:37,610 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:37,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:29:37,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=716, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:29:37,610 INFO L87 Difference]: Start difference. First operand 3764 states and 7183 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:40,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:40,173 INFO L93 Difference]: Finished difference Result 4938 states and 9489 transitions. [2022-03-03 18:29:40,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:29:40,173 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-03 18:29:40,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:40,179 INFO L225 Difference]: With dead ends: 4938 [2022-03-03 18:29:40,179 INFO L226 Difference]: Without dead ends: 4938 [2022-03-03 18:29:40,179 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1048 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=727, Invalid=3965, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:29:40,180 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 2177 mSDsluCounter, 2956 mSDsCounter, 0 mSdLazyCounter, 3364 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2177 SdHoareTripleChecker+Valid, 3256 SdHoareTripleChecker+Invalid, 3507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 3364 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:40,180 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2177 Valid, 3256 Invalid, 3507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 3364 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:29:40,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4938 states. [2022-03-03 18:29:40,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4938 to 3725. [2022-03-03 18:29:40,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3725 states, 3706 states have (on average 1.9171613599568267) internal successors, (7105), 3724 states have internal predecessors, (7105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:40,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 3725 states and 7105 transitions. [2022-03-03 18:29:40,218 INFO L78 Accepts]: Start accepts. Automaton has 3725 states and 7105 transitions. Word has length 230 [2022-03-03 18:29:40,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:40,218 INFO L470 AbstractCegarLoop]: Abstraction has 3725 states and 7105 transitions. [2022-03-03 18:29:40,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:40,218 INFO L276 IsEmpty]: Start isEmpty. Operand 3725 states and 7105 transitions. [2022-03-03 18:29:40,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:40,220 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:40,220 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:40,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-03 18:29:40,220 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:29:40,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:40,221 INFO L85 PathProgramCache]: Analyzing trace with hash 494887925, now seen corresponding path program 10 times [2022-03-03 18:29:40,221 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:40,221 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537759490] [2022-03-03 18:29:40,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:40,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:40,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:40,918 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:29:40,918 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:40,918 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537759490] [2022-03-03 18:29:40,919 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537759490] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:40,919 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:40,919 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:40,919 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641831066] [2022-03-03 18:29:40,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:40,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:40,919 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:40,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:40,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=758, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:40,920 INFO L87 Difference]: Start difference. First operand 3725 states and 7105 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:43,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:43,547 INFO L93 Difference]: Finished difference Result 5619 states and 10851 transitions. [2022-03-03 18:29:43,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-03 18:29:43,548 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-03 18:29:43,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:43,553 INFO L225 Difference]: With dead ends: 5619 [2022-03-03 18:29:43,553 INFO L226 Difference]: Without dead ends: 5619 [2022-03-03 18:29:43,553 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 835 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=705, Invalid=3201, Unknown=0, NotChecked=0, Total=3906 [2022-03-03 18:29:43,554 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 2505 mSDsluCounter, 3434 mSDsCounter, 0 mSdLazyCounter, 3535 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2505 SdHoareTripleChecker+Valid, 3694 SdHoareTripleChecker+Invalid, 3696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 3535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:43,554 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2505 Valid, 3694 Invalid, 3696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 3535 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:29:43,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5619 states. [2022-03-03 18:29:43,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5619 to 3751. [2022-03-03 18:29:43,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3751 states, 3732 states have (on average 1.917738478027867) internal successors, (7157), 3750 states have internal predecessors, (7157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:43,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3751 states to 3751 states and 7157 transitions. [2022-03-03 18:29:43,600 INFO L78 Accepts]: Start accepts. Automaton has 3751 states and 7157 transitions. Word has length 230 [2022-03-03 18:29:43,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:43,600 INFO L470 AbstractCegarLoop]: Abstraction has 3751 states and 7157 transitions. [2022-03-03 18:29:43,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:43,601 INFO L276 IsEmpty]: Start isEmpty. Operand 3751 states and 7157 transitions. [2022-03-03 18:29:43,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:43,602 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:43,602 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:43,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-03 18:29:43,603 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:29:43,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:43,603 INFO L85 PathProgramCache]: Analyzing trace with hash 999017559, now seen corresponding path program 11 times [2022-03-03 18:29:43,603 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:43,603 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439064226] [2022-03-03 18:29:43,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:43,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:44,343 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:29:44,344 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:44,344 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439064226] [2022-03-03 18:29:44,344 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439064226] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:44,344 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:44,344 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:44,344 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673807015] [2022-03-03 18:29:44,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:44,344 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:44,345 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:44,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:44,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=758, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:44,345 INFO L87 Difference]: Start difference. First operand 3751 states and 7157 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:47,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:47,096 INFO L93 Difference]: Finished difference Result 5618 states and 10849 transitions. [2022-03-03 18:29:47,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-03 18:29:47,096 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-03 18:29:47,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:47,102 INFO L225 Difference]: With dead ends: 5618 [2022-03-03 18:29:47,102 INFO L226 Difference]: Without dead ends: 5618 [2022-03-03 18:29:47,103 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 899 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=802, Invalid=3488, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:29:47,103 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 2600 mSDsluCounter, 3440 mSDsCounter, 0 mSdLazyCounter, 3324 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2600 SdHoareTripleChecker+Valid, 3703 SdHoareTripleChecker+Invalid, 3515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 3324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:47,103 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2600 Valid, 3703 Invalid, 3515 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 3324 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:29:47,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5618 states. [2022-03-03 18:29:47,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5618 to 3738. [2022-03-03 18:29:47,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3738 states, 3719 states have (on average 1.9174509276687282) internal successors, (7131), 3737 states have internal predecessors, (7131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:47,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3738 states to 3738 states and 7131 transitions. [2022-03-03 18:29:47,145 INFO L78 Accepts]: Start accepts. Automaton has 3738 states and 7131 transitions. Word has length 230 [2022-03-03 18:29:47,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:47,146 INFO L470 AbstractCegarLoop]: Abstraction has 3738 states and 7131 transitions. [2022-03-03 18:29:47,146 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:47,146 INFO L276 IsEmpty]: Start isEmpty. Operand 3738 states and 7131 transitions. [2022-03-03 18:29:47,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:47,148 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:47,148 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:47,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-03 18:29:47,148 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:29:47,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:47,148 INFO L85 PathProgramCache]: Analyzing trace with hash -423780043, now seen corresponding path program 12 times [2022-03-03 18:29:47,148 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:47,148 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241037776] [2022-03-03 18:29:47,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:47,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:47,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:47,820 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:29:47,820 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:47,820 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241037776] [2022-03-03 18:29:47,821 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241037776] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:47,821 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:47,821 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:47,821 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454342296] [2022-03-03 18:29:47,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:47,821 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:47,821 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:47,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:47,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=750, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:47,822 INFO L87 Difference]: Start difference. First operand 3738 states and 7131 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:50,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:50,902 INFO L93 Difference]: Finished difference Result 5672 states and 10957 transitions. [2022-03-03 18:29:50,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:29:50,902 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-03 18:29:50,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:50,908 INFO L225 Difference]: With dead ends: 5672 [2022-03-03 18:29:50,908 INFO L226 Difference]: Without dead ends: 5672 [2022-03-03 18:29:50,909 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1413 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=955, Invalid=4447, Unknown=0, NotChecked=0, Total=5402 [2022-03-03 18:29:50,923 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 2604 mSDsluCounter, 3262 mSDsCounter, 0 mSdLazyCounter, 3950 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2604 SdHoareTripleChecker+Valid, 3581 SdHoareTripleChecker+Invalid, 4171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 3950 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:50,923 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2604 Valid, 3581 Invalid, 4171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 3950 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:29:50,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5672 states. [2022-03-03 18:29:50,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5672 to 3705. [2022-03-03 18:29:50,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3705 states, 3686 states have (on average 1.9167118827997829) internal successors, (7065), 3704 states have internal predecessors, (7065), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:50,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3705 states to 3705 states and 7065 transitions. [2022-03-03 18:29:50,967 INFO L78 Accepts]: Start accepts. Automaton has 3705 states and 7065 transitions. Word has length 230 [2022-03-03 18:29:50,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:50,967 INFO L470 AbstractCegarLoop]: Abstraction has 3705 states and 7065 transitions. [2022-03-03 18:29:50,967 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:50,967 INFO L276 IsEmpty]: Start isEmpty. Operand 3705 states and 7065 transitions. [2022-03-03 18:29:50,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:50,969 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:50,969 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:50,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-03 18:29:50,969 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:29:50,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:50,969 INFO L85 PathProgramCache]: Analyzing trace with hash 923569847, now seen corresponding path program 13 times [2022-03-03 18:29:50,969 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:50,969 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659552594] [2022-03-03 18:29:50,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:50,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:51,559 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:29:51,560 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:51,560 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659552594] [2022-03-03 18:29:51,560 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659552594] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:51,560 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:51,560 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:29:51,560 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602217763] [2022-03-03 18:29:51,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:51,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:29:51,560 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:51,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:29:51,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:29:51,561 INFO L87 Difference]: Start difference. First operand 3705 states and 7065 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:53,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:53,812 INFO L93 Difference]: Finished difference Result 4822 states and 9256 transitions. [2022-03-03 18:29:53,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-03 18:29:53,813 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-03 18:29:53,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:53,818 INFO L225 Difference]: With dead ends: 4822 [2022-03-03 18:29:53,818 INFO L226 Difference]: Without dead ends: 4822 [2022-03-03 18:29:53,818 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 894 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=658, Invalid=3632, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:29:53,819 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1896 mSDsluCounter, 2897 mSDsCounter, 0 mSdLazyCounter, 2829 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1896 SdHoareTripleChecker+Valid, 3178 SdHoareTripleChecker+Invalid, 2939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 2829 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:53,819 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1896 Valid, 3178 Invalid, 2939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 2829 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:29:53,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4822 states. [2022-03-03 18:29:53,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4822 to 3743. [2022-03-03 18:29:53,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3743 states, 3724 states have (on average 1.917561761546724) internal successors, (7141), 3742 states have internal predecessors, (7141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:53,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3743 states to 3743 states and 7141 transitions. [2022-03-03 18:29:53,859 INFO L78 Accepts]: Start accepts. Automaton has 3743 states and 7141 transitions. Word has length 230 [2022-03-03 18:29:53,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:53,859 INFO L470 AbstractCegarLoop]: Abstraction has 3743 states and 7141 transitions. [2022-03-03 18:29:53,859 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:53,859 INFO L276 IsEmpty]: Start isEmpty. Operand 3743 states and 7141 transitions. [2022-03-03 18:29:53,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:53,861 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:53,861 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:53,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-03 18:29:53,861 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:29:53,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:53,861 INFO L85 PathProgramCache]: Analyzing trace with hash 1427699481, now seen corresponding path program 14 times [2022-03-03 18:29:53,861 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:53,862 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987518648] [2022-03-03 18:29:53,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:53,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:53,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:54,405 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:29:54,405 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:54,405 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987518648] [2022-03-03 18:29:54,405 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987518648] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:54,405 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:54,405 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:29:54,406 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594826373] [2022-03-03 18:29:54,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:54,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:29:54,406 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:54,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:29:54,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:29:54,406 INFO L87 Difference]: Start difference. First operand 3743 states and 7141 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:56,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:56,887 INFO L93 Difference]: Finished difference Result 4827 states and 9266 transitions. [2022-03-03 18:29:56,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:29:56,888 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-03 18:29:56,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:56,892 INFO L225 Difference]: With dead ends: 4827 [2022-03-03 18:29:56,892 INFO L226 Difference]: Without dead ends: 4827 [2022-03-03 18:29:56,893 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 979 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=678, Invalid=3744, Unknown=0, NotChecked=0, Total=4422 [2022-03-03 18:29:56,893 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 2027 mSDsluCounter, 3606 mSDsCounter, 0 mSdLazyCounter, 3277 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2027 SdHoareTripleChecker+Valid, 3891 SdHoareTripleChecker+Invalid, 3393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 3277 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:56,893 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2027 Valid, 3891 Invalid, 3393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 3277 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:29:56,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4827 states. [2022-03-03 18:29:56,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4827 to 3734. [2022-03-03 18:29:56,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3734 states, 3715 states have (on average 1.9173620457604308) internal successors, (7123), 3733 states have internal predecessors, (7123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:56,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 3734 states and 7123 transitions. [2022-03-03 18:29:56,928 INFO L78 Accepts]: Start accepts. Automaton has 3734 states and 7123 transitions. Word has length 230 [2022-03-03 18:29:56,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:56,928 INFO L470 AbstractCegarLoop]: Abstraction has 3734 states and 7123 transitions. [2022-03-03 18:29:56,928 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:56,928 INFO L276 IsEmpty]: Start isEmpty. Operand 3734 states and 7123 transitions. [2022-03-03 18:29:56,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:56,930 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:56,930 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:56,930 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-03 18:29:56,930 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:29:56,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:56,931 INFO L85 PathProgramCache]: Analyzing trace with hash 4901879, now seen corresponding path program 15 times [2022-03-03 18:29:56,931 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:56,931 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846687449] [2022-03-03 18:29:56,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:56,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:56,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:57,582 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:29:57,583 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:57,583 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846687449] [2022-03-03 18:29:57,583 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846687449] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:57,583 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:57,583 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:29:57,583 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904289279] [2022-03-03 18:29:57,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:57,583 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:29:57,583 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:57,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:29:57,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=722, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:29:57,584 INFO L87 Difference]: Start difference. First operand 3734 states and 7123 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:00,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:00,088 INFO L93 Difference]: Finished difference Result 4907 states and 9426 transitions. [2022-03-03 18:30:00,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-03 18:30:00,088 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-03 18:30:00,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:00,093 INFO L225 Difference]: With dead ends: 4907 [2022-03-03 18:30:00,093 INFO L226 Difference]: Without dead ends: 4907 [2022-03-03 18:30:00,094 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1147 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=792, Invalid=4610, Unknown=0, NotChecked=0, Total=5402 [2022-03-03 18:30:00,094 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 2184 mSDsluCounter, 2804 mSDsCounter, 0 mSdLazyCounter, 3020 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2184 SdHoareTripleChecker+Valid, 3125 SdHoareTripleChecker+Invalid, 3171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 3020 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:00,094 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2184 Valid, 3125 Invalid, 3171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 3020 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:30:00,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4907 states. [2022-03-03 18:30:00,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4907 to 3701. [2022-03-03 18:30:00,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3701 states, 3682 states have (on average 1.916621401412276) internal successors, (7057), 3700 states have internal predecessors, (7057), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:00,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3701 states to 3701 states and 7057 transitions. [2022-03-03 18:30:00,131 INFO L78 Accepts]: Start accepts. Automaton has 3701 states and 7057 transitions. Word has length 230 [2022-03-03 18:30:00,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:00,132 INFO L470 AbstractCegarLoop]: Abstraction has 3701 states and 7057 transitions. [2022-03-03 18:30:00,132 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:00,132 INFO L276 IsEmpty]: Start isEmpty. Operand 3701 states and 7057 transitions. [2022-03-03 18:30:00,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:30:00,133 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:00,133 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:00,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-03 18:30:00,133 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:30:00,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:00,134 INFO L85 PathProgramCache]: Analyzing trace with hash -1955353255, now seen corresponding path program 16 times [2022-03-03 18:30:00,134 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:00,134 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649851454] [2022-03-03 18:30:00,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:00,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:00,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:00,801 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:30:00,801 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:00,801 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649851454] [2022-03-03 18:30:00,801 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [649851454] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:00,801 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:00,802 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:30:00,802 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592740593] [2022-03-03 18:30:00,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:00,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:30:00,802 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:00,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:30:00,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=759, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:30:00,802 INFO L87 Difference]: Start difference. First operand 3701 states and 7057 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:03,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:03,351 INFO L93 Difference]: Finished difference Result 5000 states and 9572 transitions. [2022-03-03 18:30:03,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-03 18:30:03,352 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-03 18:30:03,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:03,357 INFO L225 Difference]: With dead ends: 5000 [2022-03-03 18:30:03,357 INFO L226 Difference]: Without dead ends: 5000 [2022-03-03 18:30:03,358 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1106 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=810, Invalid=3882, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:30:03,358 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 2356 mSDsluCounter, 2569 mSDsCounter, 0 mSdLazyCounter, 2672 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2356 SdHoareTripleChecker+Valid, 2832 SdHoareTripleChecker+Invalid, 2864 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 2672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:03,358 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2356 Valid, 2832 Invalid, 2864 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 2672 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:30:03,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5000 states. [2022-03-03 18:30:03,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5000 to 3727. [2022-03-03 18:30:03,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3727 states, 3708 states have (on average 1.9172060409924487) internal successors, (7109), 3726 states have internal predecessors, (7109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:03,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3727 states to 3727 states and 7109 transitions. [2022-03-03 18:30:03,392 INFO L78 Accepts]: Start accepts. Automaton has 3727 states and 7109 transitions. Word has length 230 [2022-03-03 18:30:03,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:03,392 INFO L470 AbstractCegarLoop]: Abstraction has 3727 states and 7109 transitions. [2022-03-03 18:30:03,392 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:03,393 INFO L276 IsEmpty]: Start isEmpty. Operand 3727 states and 7109 transitions. [2022-03-03 18:30:03,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:30:03,394 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:03,394 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:03,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-03 18:30:03,394 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:30:03,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:03,395 INFO L85 PathProgramCache]: Analyzing trace with hash -1451223621, now seen corresponding path program 17 times [2022-03-03 18:30:03,395 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:03,395 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405729420] [2022-03-03 18:30:03,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:03,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:03,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:04,147 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:30:04,147 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:04,147 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405729420] [2022-03-03 18:30:04,147 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405729420] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:04,147 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:04,147 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:30:04,147 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319620336] [2022-03-03 18:30:04,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:04,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:30:04,148 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:04,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:30:04,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=772, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:30:04,148 INFO L87 Difference]: Start difference. First operand 3727 states and 7109 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:07,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:07,539 INFO L93 Difference]: Finished difference Result 4999 states and 9570 transitions. [2022-03-03 18:30:07,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:30:07,540 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-03 18:30:07,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:07,545 INFO L225 Difference]: With dead ends: 4999 [2022-03-03 18:30:07,545 INFO L226 Difference]: Without dead ends: 4999 [2022-03-03 18:30:07,545 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1144 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=899, Invalid=4213, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:30:07,546 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 2543 mSDsluCounter, 3237 mSDsCounter, 0 mSdLazyCounter, 3262 mSolverCounterSat, 203 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2543 SdHoareTripleChecker+Valid, 3503 SdHoareTripleChecker+Invalid, 3465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 203 IncrementalHoareTripleChecker+Valid, 3262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:07,546 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2543 Valid, 3503 Invalid, 3465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 3262 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:30:07,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4999 states. [2022-03-03 18:30:07,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4999 to 3714. [2022-03-03 18:30:07,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3714 states, 3695 states have (on average 1.916914749661705) internal successors, (7083), 3713 states have internal predecessors, (7083), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:07,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3714 states to 3714 states and 7083 transitions. [2022-03-03 18:30:07,580 INFO L78 Accepts]: Start accepts. Automaton has 3714 states and 7083 transitions. Word has length 230 [2022-03-03 18:30:07,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:07,580 INFO L470 AbstractCegarLoop]: Abstraction has 3714 states and 7083 transitions. [2022-03-03 18:30:07,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:07,581 INFO L276 IsEmpty]: Start isEmpty. Operand 3714 states and 7083 transitions. [2022-03-03 18:30:07,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:30:07,582 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:07,582 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:07,582 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-03-03 18:30:07,582 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:30:07,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:07,583 INFO L85 PathProgramCache]: Analyzing trace with hash 1420946073, now seen corresponding path program 18 times [2022-03-03 18:30:07,583 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:07,583 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752692898] [2022-03-03 18:30:07,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:07,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:07,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:08,238 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:30:08,239 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:08,239 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752692898] [2022-03-03 18:30:08,239 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752692898] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:08,239 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:08,239 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:30:08,239 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933241772] [2022-03-03 18:30:08,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:08,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:30:08,239 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:08,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:30:08,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:30:08,240 INFO L87 Difference]: Start difference. First operand 3714 states and 7083 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:11,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:11,677 INFO L93 Difference]: Finished difference Result 4976 states and 9524 transitions. [2022-03-03 18:30:11,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:30:11,677 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-03 18:30:11,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:11,682 INFO L225 Difference]: With dead ends: 4976 [2022-03-03 18:30:11,683 INFO L226 Difference]: Without dead ends: 4976 [2022-03-03 18:30:11,683 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2034 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=1200, Invalid=5940, Unknown=0, NotChecked=0, Total=7140 [2022-03-03 18:30:11,683 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 2516 mSDsluCounter, 3567 mSDsCounter, 0 mSdLazyCounter, 3789 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2516 SdHoareTripleChecker+Valid, 3870 SdHoareTripleChecker+Invalid, 4034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 3789 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:11,683 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2516 Valid, 3870 Invalid, 4034 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 3789 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:30:11,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4976 states. [2022-03-03 18:30:11,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4976 to 3606. [2022-03-03 18:30:11,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3606 states, 3587 states have (on average 1.9144131586283804) internal successors, (6867), 3605 states have internal predecessors, (6867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:11,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 3606 states and 6867 transitions. [2022-03-03 18:30:11,717 INFO L78 Accepts]: Start accepts. Automaton has 3606 states and 6867 transitions. Word has length 230 [2022-03-03 18:30:11,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:11,718 INFO L470 AbstractCegarLoop]: Abstraction has 3606 states and 6867 transitions. [2022-03-03 18:30:11,718 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:11,718 INFO L276 IsEmpty]: Start isEmpty. Operand 3606 states and 6867 transitions. [2022-03-03 18:30:11,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:30:11,719 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:11,719 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:11,719 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-03 18:30:11,719 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:30:11,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:11,720 INFO L85 PathProgramCache]: Analyzing trace with hash -45407019, now seen corresponding path program 1 times [2022-03-03 18:30:11,720 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:11,720 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42225066] [2022-03-03 18:30:11,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:11,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:11,803 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:30:11,803 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:11,803 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42225066] [2022-03-03 18:30:11,803 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [42225066] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:11,803 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:11,803 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:30:11,803 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767142446] [2022-03-03 18:30:11,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:11,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:30:11,804 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:11,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:30:11,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:30:11,804 INFO L87 Difference]: Start difference. First operand 3606 states and 6867 transitions. Second operand has 6 states, 5 states have (on average 37.0) internal successors, (185), 6 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:12,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:12,006 INFO L93 Difference]: Finished difference Result 3566 states and 6788 transitions. [2022-03-03 18:30:12,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:30:12,010 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 37.0) internal successors, (185), 6 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-03 18:30:12,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:12,014 INFO L225 Difference]: With dead ends: 3566 [2022-03-03 18:30:12,014 INFO L226 Difference]: Without dead ends: 3566 [2022-03-03 18:30:12,014 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:30:12,014 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 131 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 270 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 517 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:12,014 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [131 Valid, 517 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 270 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:30:12,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3566 states. [2022-03-03 18:30:12,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3566 to 3566. [2022-03-03 18:30:12,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3566 states, 3549 states have (on average 1.9126514511129895) internal successors, (6788), 3565 states have internal predecessors, (6788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:12,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 3566 states and 6788 transitions. [2022-03-03 18:30:12,046 INFO L78 Accepts]: Start accepts. Automaton has 3566 states and 6788 transitions. Word has length 230 [2022-03-03 18:30:12,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:12,047 INFO L470 AbstractCegarLoop]: Abstraction has 3566 states and 6788 transitions. [2022-03-03 18:30:12,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 37.0) internal successors, (185), 6 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:12,047 INFO L276 IsEmpty]: Start isEmpty. Operand 3566 states and 6788 transitions. [2022-03-03 18:30:12,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-03 18:30:12,048 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:12,048 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:12,048 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-03 18:30:12,049 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:30:12,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:12,049 INFO L85 PathProgramCache]: Analyzing trace with hash 304603882, now seen corresponding path program 1 times [2022-03-03 18:30:12,049 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:12,049 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389450736] [2022-03-03 18:30:12,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:12,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:12,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:12,877 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:30:12,877 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:12,877 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389450736] [2022-03-03 18:30:12,877 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389450736] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:12,877 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:12,877 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:30:12,877 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713802122] [2022-03-03 18:30:12,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:12,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:30:12,878 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:12,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:30:12,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:30:12,878 INFO L87 Difference]: Start difference. First operand 3566 states and 6788 transitions. Second operand has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:15,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:15,810 INFO L93 Difference]: Finished difference Result 5648 states and 10873 transitions. [2022-03-03 18:30:15,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-03 18:30:15,810 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-03 18:30:15,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:15,815 INFO L225 Difference]: With dead ends: 5648 [2022-03-03 18:30:15,815 INFO L226 Difference]: Without dead ends: 5648 [2022-03-03 18:30:15,816 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 627 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=593, Invalid=2947, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:30:15,816 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 2243 mSDsluCounter, 3869 mSDsCounter, 0 mSdLazyCounter, 3533 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2243 SdHoareTripleChecker+Valid, 4103 SdHoareTripleChecker+Invalid, 3644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 3533 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:15,816 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2243 Valid, 4103 Invalid, 3644 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 3533 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:30:15,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5648 states. [2022-03-03 18:30:15,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5648 to 3729. [2022-03-03 18:30:15,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3729 states, 3712 states have (on average 1.9164870689655173) internal successors, (7114), 3728 states have internal predecessors, (7114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:15,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3729 states to 3729 states and 7114 transitions. [2022-03-03 18:30:15,852 INFO L78 Accepts]: Start accepts. Automaton has 3729 states and 7114 transitions. Word has length 232 [2022-03-03 18:30:15,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:15,852 INFO L470 AbstractCegarLoop]: Abstraction has 3729 states and 7114 transitions. [2022-03-03 18:30:15,853 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:15,853 INFO L276 IsEmpty]: Start isEmpty. Operand 3729 states and 7114 transitions. [2022-03-03 18:30:15,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-03 18:30:15,854 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:15,854 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:15,854 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-03 18:30:15,855 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:30:15,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:15,855 INFO L85 PathProgramCache]: Analyzing trace with hash -10255200, now seen corresponding path program 2 times [2022-03-03 18:30:15,855 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:15,855 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019693542] [2022-03-03 18:30:15,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:15,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:15,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:16,559 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:30:16,559 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:16,559 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019693542] [2022-03-03 18:30:16,559 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019693542] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:16,559 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:16,559 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:30:16,559 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248882726] [2022-03-03 18:30:16,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:16,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:30:16,560 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:16,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:30:16,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=767, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:30:16,560 INFO L87 Difference]: Start difference. First operand 3729 states and 7114 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:19,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:19,013 INFO L93 Difference]: Finished difference Result 6374 states and 12325 transitions. [2022-03-03 18:30:19,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-03 18:30:19,013 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-03 18:30:19,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:19,020 INFO L225 Difference]: With dead ends: 6374 [2022-03-03 18:30:19,020 INFO L226 Difference]: Without dead ends: 6374 [2022-03-03 18:30:19,020 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 716 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=690, Invalid=3092, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:30:19,020 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 2942 mSDsluCounter, 2728 mSDsCounter, 0 mSdLazyCounter, 2690 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2942 SdHoareTripleChecker+Valid, 2962 SdHoareTripleChecker+Invalid, 2875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 2690 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:19,020 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2942 Valid, 2962 Invalid, 2875 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 2690 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:30:19,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6374 states. [2022-03-03 18:30:19,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6374 to 3745. [2022-03-03 18:30:19,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3745 states, 3728 states have (on average 1.9168454935622317) internal successors, (7146), 3744 states have internal predecessors, (7146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:19,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3745 states to 3745 states and 7146 transitions. [2022-03-03 18:30:19,059 INFO L78 Accepts]: Start accepts. Automaton has 3745 states and 7146 transitions. Word has length 232 [2022-03-03 18:30:19,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:19,059 INFO L470 AbstractCegarLoop]: Abstraction has 3745 states and 7146 transitions. [2022-03-03 18:30:19,059 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:19,059 INFO L276 IsEmpty]: Start isEmpty. Operand 3745 states and 7146 transitions. [2022-03-03 18:30:19,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-03 18:30:19,061 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:19,061 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:19,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-03 18:30:19,061 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:30:19,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:19,061 INFO L85 PathProgramCache]: Analyzing trace with hash 810058306, now seen corresponding path program 3 times [2022-03-03 18:30:19,061 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:19,062 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151978082] [2022-03-03 18:30:19,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:19,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:19,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:19,702 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:30:19,702 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:19,702 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151978082] [2022-03-03 18:30:19,702 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151978082] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:19,702 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:19,702 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:30:19,702 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115768315] [2022-03-03 18:30:19,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:19,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:30:19,703 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:19,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:30:19,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:30:19,703 INFO L87 Difference]: Start difference. First operand 3745 states and 7146 transitions. Second operand has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:22,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:22,012 INFO L93 Difference]: Finished difference Result 4853 states and 9320 transitions. [2022-03-03 18:30:22,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-03 18:30:22,012 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-03 18:30:22,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:22,018 INFO L225 Difference]: With dead ends: 4853 [2022-03-03 18:30:22,018 INFO L226 Difference]: Without dead ends: 4853 [2022-03-03 18:30:22,019 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 591 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=568, Invalid=2972, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:30:22,019 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 1998 mSDsluCounter, 3237 mSDsCounter, 0 mSdLazyCounter, 3161 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1998 SdHoareTripleChecker+Valid, 3492 SdHoareTripleChecker+Invalid, 3268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 3161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:22,019 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1998 Valid, 3492 Invalid, 3268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 3161 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:30:22,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4853 states. [2022-03-03 18:30:22,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4853 to 3787. [2022-03-03 18:30:22,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3787 states, 3770 states have (on average 1.9177718832891246) internal successors, (7230), 3786 states have internal predecessors, (7230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:22,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3787 states to 3787 states and 7230 transitions. [2022-03-03 18:30:22,061 INFO L78 Accepts]: Start accepts. Automaton has 3787 states and 7230 transitions. Word has length 232 [2022-03-03 18:30:22,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:22,061 INFO L470 AbstractCegarLoop]: Abstraction has 3787 states and 7230 transitions. [2022-03-03 18:30:22,061 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:22,061 INFO L276 IsEmpty]: Start isEmpty. Operand 3787 states and 7230 transitions. [2022-03-03 18:30:22,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-03 18:30:22,064 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:22,064 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:22,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-03-03 18:30:22,064 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:30:22,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:22,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1717629414, now seen corresponding path program 4 times [2022-03-03 18:30:22,065 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:22,065 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525322245] [2022-03-03 18:30:22,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:22,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:22,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:22,749 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:30:22,749 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:22,749 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525322245] [2022-03-03 18:30:22,749 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525322245] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:22,749 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:22,749 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:30:22,749 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289732223] [2022-03-03 18:30:22,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:22,750 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:30:22,750 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:22,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:30:22,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=747, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:30:22,750 INFO L87 Difference]: Start difference. First operand 3787 states and 7230 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:25,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:25,389 INFO L93 Difference]: Finished difference Result 5579 states and 10772 transitions. [2022-03-03 18:30:25,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-03 18:30:25,389 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-03 18:30:25,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:25,394 INFO L225 Difference]: With dead ends: 5579 [2022-03-03 18:30:25,395 INFO L226 Difference]: Without dead ends: 5579 [2022-03-03 18:30:25,395 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 877 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=682, Invalid=3100, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:30:25,395 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 2530 mSDsluCounter, 2977 mSDsCounter, 0 mSdLazyCounter, 3459 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2530 SdHoareTripleChecker+Valid, 3237 SdHoareTripleChecker+Invalid, 3609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 3459 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:25,395 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2530 Valid, 3237 Invalid, 3609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 3459 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:30:25,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5579 states. [2022-03-03 18:30:25,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5579 to 3735. [2022-03-03 18:30:25,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3735 states, 3718 states have (on average 1.9166218396987629) internal successors, (7126), 3734 states have internal predecessors, (7126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:25,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3735 states to 3735 states and 7126 transitions. [2022-03-03 18:30:25,433 INFO L78 Accepts]: Start accepts. Automaton has 3735 states and 7126 transitions. Word has length 232 [2022-03-03 18:30:25,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:25,434 INFO L470 AbstractCegarLoop]: Abstraction has 3735 states and 7126 transitions. [2022-03-03 18:30:25,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:25,434 INFO L276 IsEmpty]: Start isEmpty. Operand 3735 states and 7126 transitions. [2022-03-03 18:30:25,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-03 18:30:25,435 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:25,435 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:25,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-03 18:30:25,436 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:30:25,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:25,436 INFO L85 PathProgramCache]: Analyzing trace with hash -229637466, now seen corresponding path program 5 times [2022-03-03 18:30:25,436 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:25,436 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015186927] [2022-03-03 18:30:25,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:25,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:25,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:26,051 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:30:26,052 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:26,052 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015186927] [2022-03-03 18:30:26,052 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015186927] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:26,052 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:26,052 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:30:26,052 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772525321] [2022-03-03 18:30:26,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:26,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:30:26,053 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:26,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:30:26,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:30:26,053 INFO L87 Difference]: Start difference. First operand 3735 states and 7126 transitions. Second operand has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:28,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:28,520 INFO L93 Difference]: Finished difference Result 4822 states and 9257 transitions. [2022-03-03 18:30:28,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-03 18:30:28,521 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-03 18:30:28,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:28,527 INFO L225 Difference]: With dead ends: 4822 [2022-03-03 18:30:28,527 INFO L226 Difference]: Without dead ends: 4822 [2022-03-03 18:30:28,528 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 776 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=639, Invalid=3521, Unknown=0, NotChecked=0, Total=4160 [2022-03-03 18:30:28,528 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 1985 mSDsluCounter, 3831 mSDsCounter, 0 mSdLazyCounter, 3444 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1985 SdHoareTripleChecker+Valid, 4108 SdHoareTripleChecker+Invalid, 3553 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 3444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:28,528 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1985 Valid, 4108 Invalid, 3553 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 3444 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:30:28,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4822 states. [2022-03-03 18:30:28,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4822 to 3763. [2022-03-03 18:30:28,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3763 states, 3746 states have (on average 1.9172450613988254) internal successors, (7182), 3762 states have internal predecessors, (7182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:28,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3763 states to 3763 states and 7182 transitions. [2022-03-03 18:30:28,571 INFO L78 Accepts]: Start accepts. Automaton has 3763 states and 7182 transitions. Word has length 232 [2022-03-03 18:30:28,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:28,571 INFO L470 AbstractCegarLoop]: Abstraction has 3763 states and 7182 transitions. [2022-03-03 18:30:28,571 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:28,571 INFO L276 IsEmpty]: Start isEmpty. Operand 3763 states and 7182 transitions. [2022-03-03 18:30:28,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-03 18:30:28,573 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:28,573 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:28,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-03 18:30:28,573 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:30:28,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:28,573 INFO L85 PathProgramCache]: Analyzing trace with hash 1537642110, now seen corresponding path program 6 times [2022-03-03 18:30:28,574 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:28,574 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743168900] [2022-03-03 18:30:28,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:28,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:28,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:29,257 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:30:29,257 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:29,257 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743168900] [2022-03-03 18:30:29,257 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743168900] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:29,257 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:29,257 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:30:29,257 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603210561] [2022-03-03 18:30:29,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:29,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:30:29,258 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:29,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:30:29,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=753, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:30:29,258 INFO L87 Difference]: Start difference. First operand 3763 states and 7182 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:31,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:31,856 INFO L93 Difference]: Finished difference Result 4966 states and 9506 transitions. [2022-03-03 18:30:31,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:30:31,857 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-03 18:30:31,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:31,862 INFO L225 Difference]: With dead ends: 4966 [2022-03-03 18:30:31,862 INFO L226 Difference]: Without dead ends: 4966 [2022-03-03 18:30:31,863 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1066 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=777, Invalid=3779, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:30:31,863 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 2587 mSDsluCounter, 2929 mSDsCounter, 0 mSdLazyCounter, 3081 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2587 SdHoareTripleChecker+Valid, 3189 SdHoareTripleChecker+Invalid, 3262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 3081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:31,863 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2587 Valid, 3189 Invalid, 3262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 3081 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:30:31,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4966 states. [2022-03-03 18:30:31,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4966 to 3603. [2022-03-03 18:30:31,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3603 states, 3586 states have (on average 1.913552704963748) internal successors, (6862), 3602 states have internal predecessors, (6862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:31,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 6862 transitions. [2022-03-03 18:30:31,898 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 6862 transitions. Word has length 232 [2022-03-03 18:30:31,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:31,899 INFO L470 AbstractCegarLoop]: Abstraction has 3603 states and 6862 transitions. [2022-03-03 18:30:31,899 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:31,899 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 6862 transitions. [2022-03-03 18:30:31,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-03 18:30:31,900 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:31,900 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:31,900 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-03-03 18:30:31,900 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:30:31,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:31,901 INFO L85 PathProgramCache]: Analyzing trace with hash -58540236, now seen corresponding path program 7 times [2022-03-03 18:30:31,901 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:31,901 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079241926] [2022-03-03 18:30:31,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:31,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:32,644 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:30:32,644 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:32,644 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079241926] [2022-03-03 18:30:32,644 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079241926] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:32,644 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:32,644 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:30:32,644 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757614145] [2022-03-03 18:30:32,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:32,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:30:32,645 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:32,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:30:32,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=752, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:30:32,645 INFO L87 Difference]: Start difference. First operand 3603 states and 6862 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:35,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:35,560 INFO L93 Difference]: Finished difference Result 3963 states and 7539 transitions. [2022-03-03 18:30:35,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:30:35,560 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-03 18:30:35,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:35,564 INFO L225 Difference]: With dead ends: 3963 [2022-03-03 18:30:35,564 INFO L226 Difference]: Without dead ends: 3963 [2022-03-03 18:30:35,565 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1313 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=861, Invalid=4251, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:30:35,565 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 2300 mSDsluCounter, 3160 mSDsCounter, 0 mSdLazyCounter, 3356 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2300 SdHoareTripleChecker+Valid, 3404 SdHoareTripleChecker+Invalid, 3567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 3356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:35,565 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2300 Valid, 3404 Invalid, 3567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 3356 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:30:35,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3963 states. [2022-03-03 18:30:35,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3963 to 3603. [2022-03-03 18:30:35,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3603 states, 3586 states have (on average 1.913552704963748) internal successors, (6862), 3602 states have internal predecessors, (6862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:35,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 6862 transitions. [2022-03-03 18:30:35,598 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 6862 transitions. Word has length 232 [2022-03-03 18:30:35,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:35,599 INFO L470 AbstractCegarLoop]: Abstraction has 3603 states and 6862 transitions. [2022-03-03 18:30:35,599 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:35,599 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 6862 transitions. [2022-03-03 18:30:35,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-03 18:30:35,600 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:35,600 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:35,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-03-03 18:30:35,601 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:30:35,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:35,601 INFO L85 PathProgramCache]: Analyzing trace with hash 1271387926, now seen corresponding path program 8 times [2022-03-03 18:30:35,601 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:35,601 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472177009] [2022-03-03 18:30:35,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:35,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:35,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:36,354 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:30:36,354 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:36,354 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472177009] [2022-03-03 18:30:36,354 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472177009] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:36,354 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:36,354 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:30:36,354 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817279394] [2022-03-03 18:30:36,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:36,355 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:30:36,355 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:36,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:30:36,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=756, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:30:36,355 INFO L87 Difference]: Start difference. First operand 3603 states and 6862 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:39,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:39,236 INFO L93 Difference]: Finished difference Result 3906 states and 7425 transitions. [2022-03-03 18:30:39,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:30:39,237 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-03 18:30:39,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:39,240 INFO L225 Difference]: With dead ends: 3906 [2022-03-03 18:30:39,240 INFO L226 Difference]: Without dead ends: 3906 [2022-03-03 18:30:39,241 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1239 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=840, Invalid=4272, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:30:39,241 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 2530 mSDsluCounter, 3156 mSDsCounter, 0 mSdLazyCounter, 3512 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2530 SdHoareTripleChecker+Valid, 3413 SdHoareTripleChecker+Invalid, 3729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 3512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:39,241 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2530 Valid, 3413 Invalid, 3729 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 3512 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:30:39,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3906 states. [2022-03-03 18:30:39,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3906 to 3613. [2022-03-03 18:30:39,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3613 states, 3596 states have (on average 1.9137931034482758) internal successors, (6882), 3612 states have internal predecessors, (6882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:39,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 3613 states and 6882 transitions. [2022-03-03 18:30:39,270 INFO L78 Accepts]: Start accepts. Automaton has 3613 states and 6882 transitions. Word has length 232 [2022-03-03 18:30:39,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:39,270 INFO L470 AbstractCegarLoop]: Abstraction has 3613 states and 6882 transitions. [2022-03-03 18:30:39,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:39,270 INFO L276 IsEmpty]: Start isEmpty. Operand 3613 states and 6882 transitions. [2022-03-03 18:30:39,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-03 18:30:39,272 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:39,272 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:39,272 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-03-03 18:30:39,272 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:30:39,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:39,272 INFO L85 PathProgramCache]: Analyzing trace with hash -705573516, now seen corresponding path program 9 times [2022-03-03 18:30:39,272 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:39,272 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409691537] [2022-03-03 18:30:39,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:39,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:39,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:40,049 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:30:40,050 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:40,050 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409691537] [2022-03-03 18:30:40,050 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409691537] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:40,050 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:40,050 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:30:40,050 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070140185] [2022-03-03 18:30:40,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:40,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:30:40,050 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:40,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:30:40,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:30:40,051 INFO L87 Difference]: Start difference. First operand 3613 states and 6882 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:42,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:42,851 INFO L93 Difference]: Finished difference Result 3942 states and 7497 transitions. [2022-03-03 18:30:42,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:30:42,851 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-03 18:30:42,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:42,855 INFO L225 Difference]: With dead ends: 3942 [2022-03-03 18:30:42,855 INFO L226 Difference]: Without dead ends: 3942 [2022-03-03 18:30:42,856 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1214 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=823, Invalid=4007, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:30:42,856 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 2117 mSDsluCounter, 2616 mSDsCounter, 0 mSdLazyCounter, 3019 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2117 SdHoareTripleChecker+Valid, 2848 SdHoareTripleChecker+Invalid, 3218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 3019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:42,856 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2117 Valid, 2848 Invalid, 3218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 3019 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:30:42,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3942 states. [2022-03-03 18:30:42,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3942 to 3555. [2022-03-03 18:30:42,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3555 states, 3538 states have (on average 1.9123798756359525) internal successors, (6766), 3554 states have internal predecessors, (6766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:42,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 3555 states and 6766 transitions. [2022-03-03 18:30:42,886 INFO L78 Accepts]: Start accepts. Automaton has 3555 states and 6766 transitions. Word has length 232 [2022-03-03 18:30:42,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:42,886 INFO L470 AbstractCegarLoop]: Abstraction has 3555 states and 6766 transitions. [2022-03-03 18:30:42,886 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:42,886 INFO L276 IsEmpty]: Start isEmpty. Operand 3555 states and 6766 transitions. [2022-03-03 18:30:42,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:30:42,887 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:42,887 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:42,888 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-03-03 18:30:42,888 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:30:42,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:42,888 INFO L85 PathProgramCache]: Analyzing trace with hash 1088347540, now seen corresponding path program 1 times [2022-03-03 18:30:42,888 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:42,888 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183581978] [2022-03-03 18:30:42,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:42,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:44,013 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:30:44,013 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:44,013 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183581978] [2022-03-03 18:30:44,013 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183581978] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:44,013 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:44,013 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:30:44,013 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304777053] [2022-03-03 18:30:44,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:44,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:30:44,014 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:44,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:30:44,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1022, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:30:44,014 INFO L87 Difference]: Start difference. First operand 3555 states and 6766 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:49,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:49,026 INFO L93 Difference]: Finished difference Result 4255 states and 8163 transitions. [2022-03-03 18:30:49,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-03 18:30:49,027 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:30:49,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:49,031 INFO L225 Difference]: With dead ends: 4255 [2022-03-03 18:30:49,031 INFO L226 Difference]: Without dead ends: 4255 [2022-03-03 18:30:49,031 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 909 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=708, Invalid=4122, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:30:49,032 INFO L933 BasicCegarLoop]: 225 mSDtfsCounter, 2151 mSDsluCounter, 4112 mSDsCounter, 0 mSdLazyCounter, 4456 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2151 SdHoareTripleChecker+Valid, 4331 SdHoareTripleChecker+Invalid, 4602 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 4456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:49,032 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2151 Valid, 4331 Invalid, 4602 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 4456 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:30:49,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4255 states. [2022-03-03 18:30:49,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4255 to 3608. [2022-03-03 18:30:49,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3608 states, 3591 states have (on average 1.9136730715678083) internal successors, (6872), 3607 states have internal predecessors, (6872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:49,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 3608 states and 6872 transitions. [2022-03-03 18:30:49,063 INFO L78 Accepts]: Start accepts. Automaton has 3608 states and 6872 transitions. Word has length 234 [2022-03-03 18:30:49,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:49,064 INFO L470 AbstractCegarLoop]: Abstraction has 3608 states and 6872 transitions. [2022-03-03 18:30:49,064 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:49,064 INFO L276 IsEmpty]: Start isEmpty. Operand 3608 states and 6872 transitions. [2022-03-03 18:30:49,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:30:49,065 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:49,065 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:49,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-03-03 18:30:49,066 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:30:49,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:49,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1204023320, now seen corresponding path program 2 times [2022-03-03 18:30:49,066 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:49,066 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753468262] [2022-03-03 18:30:49,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:49,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:49,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:50,134 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:30:50,134 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:50,134 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753468262] [2022-03-03 18:30:50,134 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753468262] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:50,134 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:50,134 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:30:50,134 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883934935] [2022-03-03 18:30:50,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:50,135 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:30:50,135 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:50,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:30:50,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:30:50,135 INFO L87 Difference]: Start difference. First operand 3608 states and 6872 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:55,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:55,369 INFO L93 Difference]: Finished difference Result 4313 states and 8277 transitions. [2022-03-03 18:30:55,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-03 18:30:55,369 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:30:55,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:55,374 INFO L225 Difference]: With dead ends: 4313 [2022-03-03 18:30:55,374 INFO L226 Difference]: Without dead ends: 4313 [2022-03-03 18:30:55,374 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=789, Invalid=4761, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:30:55,374 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 1943 mSDsluCounter, 4077 mSDsCounter, 0 mSdLazyCounter, 4353 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1943 SdHoareTripleChecker+Valid, 4303 SdHoareTripleChecker+Invalid, 4511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 4353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:55,374 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1943 Valid, 4303 Invalid, 4511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 4353 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:30:55,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4313 states. [2022-03-03 18:30:55,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4313 to 3626. [2022-03-03 18:30:55,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3626 states, 3609 states have (on average 1.914103629814353) internal successors, (6908), 3625 states have internal predecessors, (6908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:55,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3626 states to 3626 states and 6908 transitions. [2022-03-03 18:30:55,405 INFO L78 Accepts]: Start accepts. Automaton has 3626 states and 6908 transitions. Word has length 234 [2022-03-03 18:30:55,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:55,405 INFO L470 AbstractCegarLoop]: Abstraction has 3626 states and 6908 transitions. [2022-03-03 18:30:55,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:55,405 INFO L276 IsEmpty]: Start isEmpty. Operand 3626 states and 6908 transitions. [2022-03-03 18:30:55,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:30:55,407 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:55,407 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:55,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-03-03 18:30:55,407 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:30:55,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:55,407 INFO L85 PathProgramCache]: Analyzing trace with hash 2001633492, now seen corresponding path program 3 times [2022-03-03 18:30:55,407 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:55,407 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547208883] [2022-03-03 18:30:55,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:55,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:56,505 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:30:56,506 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:56,506 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547208883] [2022-03-03 18:30:56,506 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547208883] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:56,506 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:56,506 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:30:56,506 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271108079] [2022-03-03 18:30:56,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:56,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:30:56,506 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:56,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:30:56,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:30:56,507 INFO L87 Difference]: Start difference. First operand 3626 states and 6908 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:02,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:02,134 INFO L93 Difference]: Finished difference Result 4426 states and 8498 transitions. [2022-03-03 18:31:02,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:31:02,135 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:31:02,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:02,139 INFO L225 Difference]: With dead ends: 4426 [2022-03-03 18:31:02,139 INFO L226 Difference]: Without dead ends: 4426 [2022-03-03 18:31:02,140 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1250 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=850, Invalid=5312, Unknown=0, NotChecked=0, Total=6162 [2022-03-03 18:31:02,140 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 1964 mSDsluCounter, 4572 mSDsCounter, 0 mSdLazyCounter, 5018 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1964 SdHoareTripleChecker+Valid, 4805 SdHoareTripleChecker+Invalid, 5195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 5018 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:02,140 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1964 Valid, 4805 Invalid, 5195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 5018 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-03 18:31:02,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4426 states. [2022-03-03 18:31:02,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4426 to 3644. [2022-03-03 18:31:02,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3644 states, 3627 states have (on average 1.9145299145299146) internal successors, (6944), 3643 states have internal predecessors, (6944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:02,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 3644 states and 6944 transitions. [2022-03-03 18:31:02,173 INFO L78 Accepts]: Start accepts. Automaton has 3644 states and 6944 transitions. Word has length 234 [2022-03-03 18:31:02,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:02,173 INFO L470 AbstractCegarLoop]: Abstraction has 3644 states and 6944 transitions. [2022-03-03 18:31:02,173 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:02,173 INFO L276 IsEmpty]: Start isEmpty. Operand 3644 states and 6944 transitions. [2022-03-03 18:31:02,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:31:02,174 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:02,175 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:02,175 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-03-03 18:31:02,175 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:31:02,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:02,175 INFO L85 PathProgramCache]: Analyzing trace with hash 373585810, now seen corresponding path program 4 times [2022-03-03 18:31:02,175 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:02,175 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35880702] [2022-03-03 18:31:02,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:02,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:02,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:03,252 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:31:03,252 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:03,252 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35880702] [2022-03-03 18:31:03,252 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35880702] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:03,252 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:03,253 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:31:03,253 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894360621] [2022-03-03 18:31:03,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:03,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:31:03,253 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:03,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:31:03,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:31:03,253 INFO L87 Difference]: Start difference. First operand 3644 states and 6944 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:08,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:08,638 INFO L93 Difference]: Finished difference Result 4345 states and 8342 transitions. [2022-03-03 18:31:08,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:31:08,638 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:31:08,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:08,643 INFO L225 Difference]: With dead ends: 4345 [2022-03-03 18:31:08,643 INFO L226 Difference]: Without dead ends: 4345 [2022-03-03 18:31:08,644 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1228 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=842, Invalid=5164, Unknown=0, NotChecked=0, Total=6006 [2022-03-03 18:31:08,644 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2136 mSDsluCounter, 4185 mSDsCounter, 0 mSdLazyCounter, 4493 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2136 SdHoareTripleChecker+Valid, 4418 SdHoareTripleChecker+Invalid, 4665 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 4493 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:08,644 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2136 Valid, 4418 Invalid, 4665 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 4493 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:31:08,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4345 states. [2022-03-03 18:31:08,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4345 to 3644. [2022-03-03 18:31:08,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3644 states, 3627 states have (on average 1.9145299145299146) internal successors, (6944), 3643 states have internal predecessors, (6944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:08,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 3644 states and 6944 transitions. [2022-03-03 18:31:08,687 INFO L78 Accepts]: Start accepts. Automaton has 3644 states and 6944 transitions. Word has length 234 [2022-03-03 18:31:08,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:08,687 INFO L470 AbstractCegarLoop]: Abstraction has 3644 states and 6944 transitions. [2022-03-03 18:31:08,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:08,687 INFO L276 IsEmpty]: Start isEmpty. Operand 3644 states and 6944 transitions. [2022-03-03 18:31:08,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:31:08,689 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:08,689 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:08,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-03-03 18:31:08,689 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:31:08,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:08,690 INFO L85 PathProgramCache]: Analyzing trace with hash 418581720, now seen corresponding path program 5 times [2022-03-03 18:31:08,690 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:08,690 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380574346] [2022-03-03 18:31:08,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:08,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:09,706 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:31:09,707 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:09,707 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380574346] [2022-03-03 18:31:09,707 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380574346] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:09,707 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:09,707 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:31:09,707 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375672912] [2022-03-03 18:31:09,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:09,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:31:09,707 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:09,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:31:09,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:31:09,708 INFO L87 Difference]: Start difference. First operand 3644 states and 6944 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:15,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:15,361 INFO L93 Difference]: Finished difference Result 4507 states and 8657 transitions. [2022-03-03 18:31:15,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-03 18:31:15,362 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:31:15,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:15,366 INFO L225 Difference]: With dead ends: 4507 [2022-03-03 18:31:15,367 INFO L226 Difference]: Without dead ends: 4507 [2022-03-03 18:31:15,367 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1388 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=917, Invalid=5725, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:31:15,367 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 2170 mSDsluCounter, 4472 mSDsCounter, 0 mSdLazyCounter, 4794 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2170 SdHoareTripleChecker+Valid, 4712 SdHoareTripleChecker+Invalid, 5007 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 4794 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:15,368 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2170 Valid, 4712 Invalid, 5007 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 4794 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:31:15,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4507 states. [2022-03-03 18:31:15,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4507 to 3662. [2022-03-03 18:31:15,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3662 states, 3645 states have (on average 1.9149519890260631) internal successors, (6980), 3661 states have internal predecessors, (6980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:15,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 3662 states and 6980 transitions. [2022-03-03 18:31:15,403 INFO L78 Accepts]: Start accepts. Automaton has 3662 states and 6980 transitions. Word has length 234 [2022-03-03 18:31:15,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:15,403 INFO L470 AbstractCegarLoop]: Abstraction has 3662 states and 6980 transitions. [2022-03-03 18:31:15,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:15,403 INFO L276 IsEmpty]: Start isEmpty. Operand 3662 states and 6980 transitions. [2022-03-03 18:31:15,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:31:15,405 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:15,405 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:15,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-03-03 18:31:15,405 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:31:15,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:15,406 INFO L85 PathProgramCache]: Analyzing trace with hash 1713853786, now seen corresponding path program 6 times [2022-03-03 18:31:15,406 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:15,406 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608626100] [2022-03-03 18:31:15,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:15,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:15,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:16,428 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:31:16,428 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:16,428 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608626100] [2022-03-03 18:31:16,428 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608626100] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:16,428 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:16,428 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:31:16,428 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140798935] [2022-03-03 18:31:16,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:16,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:31:16,429 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:16,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:31:16,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:31:16,429 INFO L87 Difference]: Start difference. First operand 3662 states and 6980 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:21,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:21,845 INFO L93 Difference]: Finished difference Result 4450 states and 8548 transitions. [2022-03-03 18:31:21,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-03 18:31:21,846 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:31:21,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:21,850 INFO L225 Difference]: With dead ends: 4450 [2022-03-03 18:31:21,851 INFO L226 Difference]: Without dead ends: 4450 [2022-03-03 18:31:21,851 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1423 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=901, Invalid=5579, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:31:21,851 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 2163 mSDsluCounter, 3992 mSDsCounter, 0 mSdLazyCounter, 4272 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2163 SdHoareTripleChecker+Valid, 4227 SdHoareTripleChecker+Invalid, 4467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 4272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:21,851 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2163 Valid, 4227 Invalid, 4467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 4272 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:31:21,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4450 states. [2022-03-03 18:31:21,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4450 to 3668. [2022-03-03 18:31:21,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3668 states, 3651 states have (on average 1.9150917556833744) internal successors, (6992), 3667 states have internal predecessors, (6992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:21,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3668 states to 3668 states and 6992 transitions. [2022-03-03 18:31:21,884 INFO L78 Accepts]: Start accepts. Automaton has 3668 states and 6992 transitions. Word has length 234 [2022-03-03 18:31:21,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:21,884 INFO L470 AbstractCegarLoop]: Abstraction has 3668 states and 6992 transitions. [2022-03-03 18:31:21,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:21,885 INFO L276 IsEmpty]: Start isEmpty. Operand 3668 states and 6992 transitions. [2022-03-03 18:31:21,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:31:21,886 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:21,886 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:21,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-03-03 18:31:21,886 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:31:21,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:21,887 INFO L85 PathProgramCache]: Analyzing trace with hash 85806104, now seen corresponding path program 7 times [2022-03-03 18:31:21,887 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:21,887 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972175221] [2022-03-03 18:31:21,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:21,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:21,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:22,954 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:31:22,954 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:22,954 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972175221] [2022-03-03 18:31:22,954 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972175221] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:22,954 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:22,954 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:31:22,954 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808964428] [2022-03-03 18:31:22,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:22,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:31:22,955 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:22,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:31:22,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:31:22,956 INFO L87 Difference]: Start difference. First operand 3668 states and 6992 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:28,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:28,801 INFO L93 Difference]: Finished difference Result 4371 states and 8394 transitions. [2022-03-03 18:31:28,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-03 18:31:28,801 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:31:28,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:28,806 INFO L225 Difference]: With dead ends: 4371 [2022-03-03 18:31:28,806 INFO L226 Difference]: Without dead ends: 4371 [2022-03-03 18:31:28,806 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1288 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=877, Invalid=5443, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:31:28,807 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2113 mSDsluCounter, 4893 mSDsCounter, 0 mSdLazyCounter, 5252 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2113 SdHoareTripleChecker+Valid, 5125 SdHoareTripleChecker+Invalid, 5429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 5252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:28,807 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2113 Valid, 5125 Invalid, 5429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 5252 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-03 18:31:28,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4371 states. [2022-03-03 18:31:28,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4371 to 3662. [2022-03-03 18:31:28,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3662 states, 3645 states have (on average 1.9149519890260631) internal successors, (6980), 3661 states have internal predecessors, (6980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:28,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 3662 states and 6980 transitions. [2022-03-03 18:31:28,840 INFO L78 Accepts]: Start accepts. Automaton has 3662 states and 6980 transitions. Word has length 234 [2022-03-03 18:31:28,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:28,840 INFO L470 AbstractCegarLoop]: Abstraction has 3662 states and 6980 transitions. [2022-03-03 18:31:28,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:28,840 INFO L276 IsEmpty]: Start isEmpty. Operand 3662 states and 6980 transitions. [2022-03-03 18:31:28,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:31:28,842 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:28,842 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:28,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-03-03 18:31:28,842 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:31:28,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:28,842 INFO L85 PathProgramCache]: Analyzing trace with hash 455057332, now seen corresponding path program 8 times [2022-03-03 18:31:28,842 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:28,842 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015616508] [2022-03-03 18:31:28,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:28,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:29,858 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:31:29,859 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:29,859 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015616508] [2022-03-03 18:31:29,859 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015616508] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:29,859 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:29,859 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:31:29,859 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725804356] [2022-03-03 18:31:29,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:29,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:31:29,859 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:29,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:31:29,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:31:29,860 INFO L87 Difference]: Start difference. First operand 3662 states and 6980 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:36,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:36,207 INFO L93 Difference]: Finished difference Result 4975 states and 9576 transitions. [2022-03-03 18:31:36,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:31:36,207 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:31:36,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:36,213 INFO L225 Difference]: With dead ends: 4975 [2022-03-03 18:31:36,213 INFO L226 Difference]: Without dead ends: 4975 [2022-03-03 18:31:36,213 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1647 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=1047, Invalid=6435, Unknown=0, NotChecked=0, Total=7482 [2022-03-03 18:31:36,214 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 2180 mSDsluCounter, 5661 mSDsCounter, 0 mSdLazyCounter, 5641 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2180 SdHoareTripleChecker+Valid, 5940 SdHoareTripleChecker+Invalid, 5825 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 5641 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:36,214 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2180 Valid, 5940 Invalid, 5825 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 5641 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-03 18:31:36,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4975 states. [2022-03-03 18:31:36,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4975 to 3692. [2022-03-03 18:31:36,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3692 states, 3675 states have (on average 1.9156462585034013) internal successors, (7040), 3691 states have internal predecessors, (7040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:36,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 3692 states and 7040 transitions. [2022-03-03 18:31:36,253 INFO L78 Accepts]: Start accepts. Automaton has 3692 states and 7040 transitions. Word has length 234 [2022-03-03 18:31:36,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:36,253 INFO L470 AbstractCegarLoop]: Abstraction has 3692 states and 7040 transitions. [2022-03-03 18:31:36,253 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:36,253 INFO L276 IsEmpty]: Start isEmpty. Operand 3692 states and 7040 transitions. [2022-03-03 18:31:36,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:31:36,255 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:36,255 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:36,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-03-03 18:31:36,255 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:31:36,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:36,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1750329398, now seen corresponding path program 9 times [2022-03-03 18:31:36,256 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:36,256 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845876187] [2022-03-03 18:31:36,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:36,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:36,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:37,299 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:31:37,299 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:37,299 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845876187] [2022-03-03 18:31:37,300 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845876187] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:37,300 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:37,300 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:31:37,300 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041208518] [2022-03-03 18:31:37,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:37,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:31:37,300 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:37,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:31:37,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:31:37,301 INFO L87 Difference]: Start difference. First operand 3692 states and 7040 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:43,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:43,716 INFO L93 Difference]: Finished difference Result 4937 states and 9502 transitions. [2022-03-03 18:31:43,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:31:43,717 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:31:43,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:43,722 INFO L225 Difference]: With dead ends: 4937 [2022-03-03 18:31:43,722 INFO L226 Difference]: Without dead ends: 4937 [2022-03-03 18:31:43,722 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1536 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=1003, Invalid=6137, Unknown=0, NotChecked=0, Total=7140 [2022-03-03 18:31:43,723 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 1976 mSDsluCounter, 5743 mSDsCounter, 0 mSdLazyCounter, 5698 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1976 SdHoareTripleChecker+Valid, 6017 SdHoareTripleChecker+Invalid, 5866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 5698 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:43,723 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1976 Valid, 6017 Invalid, 5866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 5698 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-03 18:31:43,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4937 states. [2022-03-03 18:31:43,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4937 to 3698. [2022-03-03 18:31:43,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3698 states, 3681 states have (on average 1.9157837544145613) internal successors, (7052), 3697 states have internal predecessors, (7052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:43,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3698 states to 3698 states and 7052 transitions. [2022-03-03 18:31:43,758 INFO L78 Accepts]: Start accepts. Automaton has 3698 states and 7052 transitions. Word has length 234 [2022-03-03 18:31:43,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:43,758 INFO L470 AbstractCegarLoop]: Abstraction has 3698 states and 7052 transitions. [2022-03-03 18:31:43,758 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:43,758 INFO L276 IsEmpty]: Start isEmpty. Operand 3698 states and 7052 transitions. [2022-03-03 18:31:43,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:31:43,760 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:43,760 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:43,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-03-03 18:31:43,761 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:31:43,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:43,762 INFO L85 PathProgramCache]: Analyzing trace with hash 122281716, now seen corresponding path program 10 times [2022-03-03 18:31:43,762 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:43,762 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010862384] [2022-03-03 18:31:43,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:43,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:43,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:44,810 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:31:44,810 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:44,810 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010862384] [2022-03-03 18:31:44,810 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010862384] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:44,810 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:44,811 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:31:44,811 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278900413] [2022-03-03 18:31:44,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:44,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:31:44,811 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:44,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:31:44,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:31:44,812 INFO L87 Difference]: Start difference. First operand 3698 states and 7052 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:50,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:50,843 INFO L93 Difference]: Finished difference Result 4861 states and 9354 transitions. [2022-03-03 18:31:50,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:31:50,844 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:31:50,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:50,850 INFO L225 Difference]: With dead ends: 4861 [2022-03-03 18:31:50,850 INFO L226 Difference]: Without dead ends: 4861 [2022-03-03 18:31:50,850 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1431 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=970, Invalid=5836, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:31:50,851 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 2149 mSDsluCounter, 5024 mSDsCounter, 0 mSdLazyCounter, 4976 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2149 SdHoareTripleChecker+Valid, 5297 SdHoareTripleChecker+Invalid, 5134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 4976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:50,851 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2149 Valid, 5297 Invalid, 5134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 4976 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:31:50,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4861 states. [2022-03-03 18:31:50,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4861 to 3686. [2022-03-03 18:31:50,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3686 states, 3669 states have (on average 1.9155083128917962) internal successors, (7028), 3685 states have internal predecessors, (7028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:50,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 3686 states and 7028 transitions. [2022-03-03 18:31:50,893 INFO L78 Accepts]: Start accepts. Automaton has 3686 states and 7028 transitions. Word has length 234 [2022-03-03 18:31:50,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:50,894 INFO L470 AbstractCegarLoop]: Abstraction has 3686 states and 7028 transitions. [2022-03-03 18:31:50,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:50,894 INFO L276 IsEmpty]: Start isEmpty. Operand 3686 states and 7028 transitions. [2022-03-03 18:31:50,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:31:50,896 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:50,896 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:50,896 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-03-03 18:31:50,896 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:31:50,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:50,896 INFO L85 PathProgramCache]: Analyzing trace with hash -945576940, now seen corresponding path program 11 times [2022-03-03 18:31:50,896 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:50,896 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974496614] [2022-03-03 18:31:50,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:50,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:50,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:51,926 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:31:51,926 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:51,926 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974496614] [2022-03-03 18:31:51,926 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [974496614] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:51,926 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:51,926 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:31:51,926 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533189954] [2022-03-03 18:31:51,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:51,927 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:31:51,927 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:51,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:31:51,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1090, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:31:51,927 INFO L87 Difference]: Start difference. First operand 3686 states and 7028 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:59,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:59,070 INFO L93 Difference]: Finished difference Result 6336 states and 12201 transitions. [2022-03-03 18:31:59,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-03 18:31:59,071 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:31:59,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:59,077 INFO L225 Difference]: With dead ends: 6336 [2022-03-03 18:31:59,078 INFO L226 Difference]: Without dead ends: 6336 [2022-03-03 18:31:59,078 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2012 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=1296, Invalid=7446, Unknown=0, NotChecked=0, Total=8742 [2022-03-03 18:31:59,078 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 2800 mSDsluCounter, 5858 mSDsCounter, 0 mSdLazyCounter, 5316 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2800 SdHoareTripleChecker+Valid, 6185 SdHoareTripleChecker+Invalid, 5528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 5316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:59,078 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2800 Valid, 6185 Invalid, 5528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 5316 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-03 18:31:59,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6336 states. [2022-03-03 18:31:59,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6336 to 3721. [2022-03-03 18:31:59,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3721 states, 3704 states have (on average 1.9163066954643628) internal successors, (7098), 3720 states have internal predecessors, (7098), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:59,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3721 states to 3721 states and 7098 transitions. [2022-03-03 18:31:59,117 INFO L78 Accepts]: Start accepts. Automaton has 3721 states and 7098 transitions. Word has length 234 [2022-03-03 18:31:59,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:59,117 INFO L470 AbstractCegarLoop]: Abstraction has 3721 states and 7098 transitions. [2022-03-03 18:31:59,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:59,117 INFO L276 IsEmpty]: Start isEmpty. Operand 3721 states and 7098 transitions. [2022-03-03 18:31:59,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:31:59,119 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:59,119 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:59,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-03-03 18:31:59,119 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:31:59,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:59,120 INFO L85 PathProgramCache]: Analyzing trace with hash -754101967, now seen corresponding path program 1 times [2022-03-03 18:31:59,120 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:59,120 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034280062] [2022-03-03 18:31:59,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:59,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:59,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:00,193 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:32:00,194 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:00,194 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034280062] [2022-03-03 18:32:00,194 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034280062] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:00,194 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:00,194 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:32:00,194 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437752309] [2022-03-03 18:32:00,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:00,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:32:00,194 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:00,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:32:00,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1089, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:32:00,195 INFO L87 Difference]: Start difference. First operand 3721 states and 7098 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:08,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:08,511 INFO L93 Difference]: Finished difference Result 6759 states and 12964 transitions. [2022-03-03 18:32:08,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:32:08,511 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:32:08,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:08,521 INFO L225 Difference]: With dead ends: 6759 [2022-03-03 18:32:08,521 INFO L226 Difference]: Without dead ends: 6759 [2022-03-03 18:32:08,521 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1642 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=1195, Invalid=6287, Unknown=0, NotChecked=0, Total=7482 [2022-03-03 18:32:08,521 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 3151 mSDsluCounter, 6265 mSDsCounter, 0 mSdLazyCounter, 7132 mSolverCounterSat, 389 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3151 SdHoareTripleChecker+Valid, 6651 SdHoareTripleChecker+Invalid, 7521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 389 IncrementalHoareTripleChecker+Valid, 7132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:08,522 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3151 Valid, 6651 Invalid, 7521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [389 Valid, 7132 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-03-03 18:32:08,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6759 states. [2022-03-03 18:32:08,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6759 to 3981. [2022-03-03 18:32:08,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3964 states have (on average 1.9228052472250252) internal successors, (7622), 3980 states have internal predecessors, (7622), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:08,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 7622 transitions. [2022-03-03 18:32:08,572 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 7622 transitions. Word has length 234 [2022-03-03 18:32:08,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:08,572 INFO L470 AbstractCegarLoop]: Abstraction has 3981 states and 7622 transitions. [2022-03-03 18:32:08,572 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:08,572 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 7622 transitions. [2022-03-03 18:32:08,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:32:08,575 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:08,575 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:08,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-03-03 18:32:08,575 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:32:08,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:08,575 INFO L85 PathProgramCache]: Analyzing trace with hash -1608480568, now seen corresponding path program 12 times [2022-03-03 18:32:08,576 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:08,576 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711742853] [2022-03-03 18:32:08,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:08,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:08,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:09,542 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:32:09,543 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:09,543 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711742853] [2022-03-03 18:32:09,543 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711742853] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:09,543 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:09,543 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:32:09,543 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185590061] [2022-03-03 18:32:09,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:09,543 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:32:09,544 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:09,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:32:09,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:32:09,544 INFO L87 Difference]: Start difference. First operand 3981 states and 7622 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:15,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:15,159 INFO L93 Difference]: Finished difference Result 4800 states and 9230 transitions. [2022-03-03 18:32:15,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:32:15,160 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:32:15,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:15,165 INFO L225 Difference]: With dead ends: 4800 [2022-03-03 18:32:15,165 INFO L226 Difference]: Without dead ends: 4800 [2022-03-03 18:32:15,166 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1427 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=926, Invalid=5716, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:32:15,166 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 1979 mSDsluCounter, 5115 mSDsCounter, 0 mSdLazyCounter, 4643 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1979 SdHoareTripleChecker+Valid, 5379 SdHoareTripleChecker+Invalid, 4819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 4643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:15,166 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1979 Valid, 5379 Invalid, 4819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 4643 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:32:15,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4800 states. [2022-03-03 18:32:15,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4800 to 4058. [2022-03-03 18:32:15,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4058 states, 4041 states have (on average 1.9242761692650334) internal successors, (7776), 4057 states have internal predecessors, (7776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:15,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4058 states to 4058 states and 7776 transitions. [2022-03-03 18:32:15,209 INFO L78 Accepts]: Start accepts. Automaton has 4058 states and 7776 transitions. Word has length 234 [2022-03-03 18:32:15,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:15,209 INFO L470 AbstractCegarLoop]: Abstraction has 4058 states and 7776 transitions. [2022-03-03 18:32:15,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:15,209 INFO L276 IsEmpty]: Start isEmpty. Operand 4058 states and 7776 transitions. [2022-03-03 18:32:15,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:32:15,211 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:15,211 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:15,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-03-03 18:32:15,211 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:32:15,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:15,212 INFO L85 PathProgramCache]: Analyzing trace with hash -313208502, now seen corresponding path program 13 times [2022-03-03 18:32:15,212 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:15,212 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726957875] [2022-03-03 18:32:15,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:15,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:15,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:16,176 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:32:16,177 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:16,177 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726957875] [2022-03-03 18:32:16,177 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726957875] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:16,177 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:16,177 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:32:16,177 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613645528] [2022-03-03 18:32:16,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:16,177 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:32:16,177 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:16,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:32:16,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:32:16,178 INFO L87 Difference]: Start difference. First operand 4058 states and 7776 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:21,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:21,737 INFO L93 Difference]: Finished difference Result 4799 states and 9230 transitions. [2022-03-03 18:32:21,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:32:21,738 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:32:21,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:21,743 INFO L225 Difference]: With dead ends: 4799 [2022-03-03 18:32:21,743 INFO L226 Difference]: Without dead ends: 4799 [2022-03-03 18:32:21,743 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1324 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=882, Invalid=5438, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:32:21,743 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 1975 mSDsluCounter, 5168 mSDsCounter, 0 mSdLazyCounter, 4785 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1975 SdHoareTripleChecker+Valid, 5427 SdHoareTripleChecker+Invalid, 4940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 4785 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:21,744 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1975 Valid, 5427 Invalid, 4940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 4785 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:32:21,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4799 states. [2022-03-03 18:32:21,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4799 to 4060. [2022-03-03 18:32:21,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4060 states, 4043 states have (on average 1.9243136284936928) internal successors, (7780), 4059 states have internal predecessors, (7780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:21,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4060 states to 4060 states and 7780 transitions. [2022-03-03 18:32:21,780 INFO L78 Accepts]: Start accepts. Automaton has 4060 states and 7780 transitions. Word has length 234 [2022-03-03 18:32:21,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:21,780 INFO L470 AbstractCegarLoop]: Abstraction has 4060 states and 7780 transitions. [2022-03-03 18:32:21,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:21,780 INFO L276 IsEmpty]: Start isEmpty. Operand 4060 states and 7780 transitions. [2022-03-03 18:32:21,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:32:21,782 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:21,782 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:21,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-03-03 18:32:21,782 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:32:21,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:21,783 INFO L85 PathProgramCache]: Analyzing trace with hash -1941256184, now seen corresponding path program 14 times [2022-03-03 18:32:21,783 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:21,783 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657096898] [2022-03-03 18:32:21,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:21,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:21,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:22,847 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:32:22,847 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:22,847 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657096898] [2022-03-03 18:32:22,847 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657096898] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:22,847 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:22,847 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:32:22,847 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957172281] [2022-03-03 18:32:22,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:22,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:32:22,848 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:22,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:32:22,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:32:22,848 INFO L87 Difference]: Start difference. First operand 4060 states and 7780 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:28,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:28,711 INFO L93 Difference]: Finished difference Result 4673 states and 8983 transitions. [2022-03-03 18:32:28,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:32:28,712 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:32:28,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:28,717 INFO L225 Difference]: With dead ends: 4673 [2022-03-03 18:32:28,717 INFO L226 Difference]: Without dead ends: 4673 [2022-03-03 18:32:28,718 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1180 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=837, Invalid=5015, Unknown=0, NotChecked=0, Total=5852 [2022-03-03 18:32:28,718 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 1996 mSDsluCounter, 5051 mSDsCounter, 0 mSdLazyCounter, 4279 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1996 SdHoareTripleChecker+Valid, 5303 SdHoareTripleChecker+Invalid, 4420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 4279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:28,718 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1996 Valid, 5303 Invalid, 4420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 4279 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:32:28,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4673 states. [2022-03-03 18:32:28,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4673 to 4064. [2022-03-03 18:32:28,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4064 states, 4047 states have (on average 1.9243884358784284) internal successors, (7788), 4063 states have internal predecessors, (7788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:28,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4064 states to 4064 states and 7788 transitions. [2022-03-03 18:32:28,788 INFO L78 Accepts]: Start accepts. Automaton has 4064 states and 7788 transitions. Word has length 234 [2022-03-03 18:32:28,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:28,788 INFO L470 AbstractCegarLoop]: Abstraction has 4064 states and 7788 transitions. [2022-03-03 18:32:28,789 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:28,789 INFO L276 IsEmpty]: Start isEmpty. Operand 4064 states and 7788 transitions. [2022-03-03 18:32:28,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:32:28,791 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:28,791 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:28,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-03-03 18:32:28,791 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:32:28,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:28,791 INFO L85 PathProgramCache]: Analyzing trace with hash 1285852456, now seen corresponding path program 15 times [2022-03-03 18:32:28,791 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:28,792 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430826170] [2022-03-03 18:32:28,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:28,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:29,726 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:32:29,727 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:29,727 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430826170] [2022-03-03 18:32:29,727 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430826170] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:29,727 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:29,727 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:32:29,727 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728097849] [2022-03-03 18:32:29,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:29,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:32:29,727 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:29,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:32:29,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:32:29,728 INFO L87 Difference]: Start difference. First operand 4064 states and 7788 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:36,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:36,563 INFO L93 Difference]: Finished difference Result 6332 states and 12195 transitions. [2022-03-03 18:32:36,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-03 18:32:36,564 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:32:36,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:36,572 INFO L225 Difference]: With dead ends: 6332 [2022-03-03 18:32:36,572 INFO L226 Difference]: Without dead ends: 6332 [2022-03-03 18:32:36,573 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1880 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=1219, Invalid=6971, Unknown=0, NotChecked=0, Total=8190 [2022-03-03 18:32:36,573 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 2516 mSDsluCounter, 6132 mSDsCounter, 0 mSdLazyCounter, 5206 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2516 SdHoareTripleChecker+Valid, 6446 SdHoareTripleChecker+Invalid, 5380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 5206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:36,573 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2516 Valid, 6446 Invalid, 5380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 5206 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-03 18:32:36,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6332 states. [2022-03-03 18:32:36,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6332 to 4099. [2022-03-03 18:32:36,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4099 states, 4082 states have (on average 1.9250367466927976) internal successors, (7858), 4098 states have internal predecessors, (7858), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:36,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4099 states to 4099 states and 7858 transitions. [2022-03-03 18:32:36,634 INFO L78 Accepts]: Start accepts. Automaton has 4099 states and 7858 transitions. Word has length 234 [2022-03-03 18:32:36,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:36,634 INFO L470 AbstractCegarLoop]: Abstraction has 4099 states and 7858 transitions. [2022-03-03 18:32:36,635 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:36,636 INFO L276 IsEmpty]: Start isEmpty. Operand 4099 states and 7858 transitions. [2022-03-03 18:32:36,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:32:36,639 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:36,639 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:36,639 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-03-03 18:32:36,639 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:32:36,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:36,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1477327429, now seen corresponding path program 2 times [2022-03-03 18:32:36,640 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:36,640 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551615132] [2022-03-03 18:32:36,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:36,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:36,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:37,708 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:32:37,708 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:37,708 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551615132] [2022-03-03 18:32:37,709 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551615132] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:37,709 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:37,709 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:32:37,709 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392274942] [2022-03-03 18:32:37,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:37,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:32:37,710 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:37,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:32:37,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:32:37,710 INFO L87 Difference]: Start difference. First operand 4099 states and 7858 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:46,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:46,513 INFO L93 Difference]: Finished difference Result 6741 states and 12930 transitions. [2022-03-03 18:32:46,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:32:46,513 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:32:46,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:46,521 INFO L225 Difference]: With dead ends: 6741 [2022-03-03 18:32:46,521 INFO L226 Difference]: Without dead ends: 6741 [2022-03-03 18:32:46,521 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1580 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=1178, Invalid=6132, Unknown=0, NotChecked=0, Total=7310 [2022-03-03 18:32:46,522 INFO L933 BasicCegarLoop]: 377 mSDtfsCounter, 2711 mSDsluCounter, 6335 mSDsCounter, 0 mSdLazyCounter, 6934 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2711 SdHoareTripleChecker+Valid, 6705 SdHoareTripleChecker+Invalid, 7259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 6934 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:46,522 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2711 Valid, 6705 Invalid, 7259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 6934 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-03-03 18:32:46,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6741 states. [2022-03-03 18:32:46,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6741 to 4003. [2022-03-03 18:32:46,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4003 states, 3986 states have (on average 1.9232313095835425) internal successors, (7666), 4002 states have internal predecessors, (7666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:46,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 4003 states and 7666 transitions. [2022-03-03 18:32:46,590 INFO L78 Accepts]: Start accepts. Automaton has 4003 states and 7666 transitions. Word has length 234 [2022-03-03 18:32:46,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:46,590 INFO L470 AbstractCegarLoop]: Abstraction has 4003 states and 7666 transitions. [2022-03-03 18:32:46,590 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:46,590 INFO L276 IsEmpty]: Start isEmpty. Operand 4003 states and 7666 transitions. [2022-03-03 18:32:46,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:32:46,592 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:46,593 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:46,593 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-03-03 18:32:46,593 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:32:46,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:46,593 INFO L85 PathProgramCache]: Analyzing trace with hash -909205718, now seen corresponding path program 16 times [2022-03-03 18:32:46,593 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:46,593 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700554708] [2022-03-03 18:32:46,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:46,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:46,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:47,687 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:32:47,687 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:47,687 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700554708] [2022-03-03 18:32:47,687 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700554708] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:47,687 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:47,687 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:32:47,687 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102117095] [2022-03-03 18:32:47,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:47,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:32:47,688 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:47,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:32:47,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:32:47,688 INFO L87 Difference]: Start difference. First operand 4003 states and 7666 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:53,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:53,523 INFO L93 Difference]: Finished difference Result 4889 states and 9401 transitions. [2022-03-03 18:32:53,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:32:53,523 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:32:53,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:53,529 INFO L225 Difference]: With dead ends: 4889 [2022-03-03 18:32:53,529 INFO L226 Difference]: Without dead ends: 4889 [2022-03-03 18:32:53,530 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1502 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=962, Invalid=6010, Unknown=0, NotChecked=0, Total=6972 [2022-03-03 18:32:53,530 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 1858 mSDsluCounter, 5029 mSDsCounter, 0 mSdLazyCounter, 4623 mSolverCounterSat, 188 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1858 SdHoareTripleChecker+Valid, 5292 SdHoareTripleChecker+Invalid, 4811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 188 IncrementalHoareTripleChecker+Valid, 4623 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:53,530 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1858 Valid, 5292 Invalid, 4811 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [188 Valid, 4623 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:32:53,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4889 states. [2022-03-03 18:32:53,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4889 to 4009. [2022-03-03 18:32:53,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4009 states, 3992 states have (on average 1.9233466933867736) internal successors, (7678), 4008 states have internal predecessors, (7678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:53,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 4009 states and 7678 transitions. [2022-03-03 18:32:53,568 INFO L78 Accepts]: Start accepts. Automaton has 4009 states and 7678 transitions. Word has length 234 [2022-03-03 18:32:53,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:53,568 INFO L470 AbstractCegarLoop]: Abstraction has 4009 states and 7678 transitions. [2022-03-03 18:32:53,568 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:53,568 INFO L276 IsEmpty]: Start isEmpty. Operand 4009 states and 7678 transitions. [2022-03-03 18:32:53,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:32:53,570 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:53,570 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:53,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-03-03 18:32:53,570 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:32:53,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:53,571 INFO L85 PathProgramCache]: Analyzing trace with hash 386066348, now seen corresponding path program 17 times [2022-03-03 18:32:53,571 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:53,571 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174187350] [2022-03-03 18:32:53,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:53,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:53,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:54,765 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:32:54,765 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:54,765 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174187350] [2022-03-03 18:32:54,765 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174187350] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:54,765 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:54,765 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:32:54,765 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124218750] [2022-03-03 18:32:54,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:54,766 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:32:54,766 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:54,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:32:54,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:32:54,766 INFO L87 Difference]: Start difference. First operand 4009 states and 7678 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:01,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:01,317 INFO L93 Difference]: Finished difference Result 4770 states and 9168 transitions. [2022-03-03 18:33:01,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:33:01,318 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:33:01,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:01,323 INFO L225 Difference]: With dead ends: 4770 [2022-03-03 18:33:01,323 INFO L226 Difference]: Without dead ends: 4770 [2022-03-03 18:33:01,323 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1347 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=906, Invalid=5574, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:33:01,323 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 2149 mSDsluCounter, 5127 mSDsCounter, 0 mSdLazyCounter, 4692 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2149 SdHoareTripleChecker+Valid, 5380 SdHoareTripleChecker+Invalid, 4862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 4692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:01,323 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2149 Valid, 5380 Invalid, 4862 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 4692 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-03 18:33:01,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4770 states. [2022-03-03 18:33:01,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4770 to 4015. [2022-03-03 18:33:01,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4015 states, 3998 states have (on average 1.9234617308654327) internal successors, (7690), 4014 states have internal predecessors, (7690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:01,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 4015 states and 7690 transitions. [2022-03-03 18:33:01,362 INFO L78 Accepts]: Start accepts. Automaton has 4015 states and 7690 transitions. Word has length 234 [2022-03-03 18:33:01,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:01,362 INFO L470 AbstractCegarLoop]: Abstraction has 4015 states and 7690 transitions. [2022-03-03 18:33:01,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:01,362 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 7690 transitions. [2022-03-03 18:33:01,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:33:01,364 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:01,365 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:01,365 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-03-03 18:33:01,365 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:33:01,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:01,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1241981334, now seen corresponding path program 18 times [2022-03-03 18:33:01,365 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:01,365 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294221905] [2022-03-03 18:33:01,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:01,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:01,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:02,446 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:33:02,447 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:02,447 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294221905] [2022-03-03 18:33:02,447 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294221905] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:02,447 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:02,447 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:33:02,447 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703735460] [2022-03-03 18:33:02,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:02,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:33:02,448 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:02,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:33:02,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:33:02,448 INFO L87 Difference]: Start difference. First operand 4015 states and 7690 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:07,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:07,918 INFO L93 Difference]: Finished difference Result 4702 states and 9038 transitions. [2022-03-03 18:33:07,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-03 18:33:07,918 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:33:07,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:07,924 INFO L225 Difference]: With dead ends: 4702 [2022-03-03 18:33:07,924 INFO L226 Difference]: Without dead ends: 4702 [2022-03-03 18:33:07,925 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1298 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=885, Invalid=5435, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:33:07,925 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 2076 mSDsluCounter, 4369 mSDsCounter, 0 mSdLazyCounter, 3988 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2076 SdHoareTripleChecker+Valid, 4624 SdHoareTripleChecker+Invalid, 4157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 3988 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:07,925 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2076 Valid, 4624 Invalid, 4157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 3988 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:33:07,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4702 states. [2022-03-03 18:33:07,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4702 to 3987. [2022-03-03 18:33:07,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3987 states, 3970 states have (on average 1.9229219143576826) internal successors, (7634), 3986 states have internal predecessors, (7634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:07,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3987 states to 3987 states and 7634 transitions. [2022-03-03 18:33:07,971 INFO L78 Accepts]: Start accepts. Automaton has 3987 states and 7634 transitions. Word has length 234 [2022-03-03 18:33:07,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:07,971 INFO L470 AbstractCegarLoop]: Abstraction has 3987 states and 7634 transitions. [2022-03-03 18:33:07,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:07,971 INFO L276 IsEmpty]: Start isEmpty. Operand 3987 states and 7634 transitions. [2022-03-03 18:33:07,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:33:07,973 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:07,973 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:07,973 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-03-03 18:33:07,974 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:33:07,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:07,974 INFO L85 PathProgramCache]: Analyzing trace with hash 1043229332, now seen corresponding path program 19 times [2022-03-03 18:33:07,974 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:07,974 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547446666] [2022-03-03 18:33:07,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:07,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:08,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:08,910 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:33:08,910 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:08,910 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547446666] [2022-03-03 18:33:08,910 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547446666] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:08,911 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:08,911 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:33:08,911 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590284146] [2022-03-03 18:33:08,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:08,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:33:08,911 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:08,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:33:08,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:33:08,912 INFO L87 Difference]: Start difference. First operand 3987 states and 7634 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:14,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:14,793 INFO L93 Difference]: Finished difference Result 5540 states and 10640 transitions. [2022-03-03 18:33:14,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:33:14,793 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:33:14,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:14,799 INFO L225 Difference]: With dead ends: 5540 [2022-03-03 18:33:14,800 INFO L226 Difference]: Without dead ends: 5540 [2022-03-03 18:33:14,800 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1408 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=1003, Invalid=5639, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:33:14,800 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1926 mSDsluCounter, 5587 mSDsCounter, 0 mSdLazyCounter, 4572 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1926 SdHoareTripleChecker+Valid, 5867 SdHoareTripleChecker+Invalid, 4698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 4572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:14,800 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1926 Valid, 5867 Invalid, 4698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 4572 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:33:14,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5540 states. [2022-03-03 18:33:14,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5540 to 4075. [2022-03-03 18:33:14,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4075 states, 4058 states have (on average 1.924593395761459) internal successors, (7810), 4074 states have internal predecessors, (7810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:14,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4075 states to 4075 states and 7810 transitions. [2022-03-03 18:33:14,848 INFO L78 Accepts]: Start accepts. Automaton has 4075 states and 7810 transitions. Word has length 234 [2022-03-03 18:33:14,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:14,849 INFO L470 AbstractCegarLoop]: Abstraction has 4075 states and 7810 transitions. [2022-03-03 18:33:14,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:14,849 INFO L276 IsEmpty]: Start isEmpty. Operand 4075 states and 7810 transitions. [2022-03-03 18:33:14,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:33:14,851 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:14,851 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:14,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-03-03 18:33:14,851 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:33:14,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:14,851 INFO L85 PathProgramCache]: Analyzing trace with hash 1234704305, now seen corresponding path program 3 times [2022-03-03 18:33:14,851 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:14,852 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622553720] [2022-03-03 18:33:14,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:14,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:14,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:15,907 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:33:15,907 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:15,907 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622553720] [2022-03-03 18:33:15,907 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622553720] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:15,907 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:15,907 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:33:15,907 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671145105] [2022-03-03 18:33:15,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:15,908 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:33:15,908 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:15,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:33:15,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:33:15,908 INFO L87 Difference]: Start difference. First operand 4075 states and 7810 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:25,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:25,611 INFO L93 Difference]: Finished difference Result 6294 states and 12060 transitions. [2022-03-03 18:33:25,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-03 18:33:25,611 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:33:25,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:25,619 INFO L225 Difference]: With dead ends: 6294 [2022-03-03 18:33:25,619 INFO L226 Difference]: Without dead ends: 6294 [2022-03-03 18:33:25,619 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1739 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=1398, Invalid=6612, Unknown=0, NotChecked=0, Total=8010 [2022-03-03 18:33:25,619 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 2416 mSDsluCounter, 6019 mSDsCounter, 0 mSdLazyCounter, 6677 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2416 SdHoareTripleChecker+Valid, 6353 SdHoareTripleChecker+Invalid, 6972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 6677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:25,619 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2416 Valid, 6353 Invalid, 6972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 6677 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-03-03 18:33:25,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6294 states. [2022-03-03 18:33:25,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6294 to 4019. [2022-03-03 18:33:25,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4019 states, 4002 states have (on average 1.9235382308845577) internal successors, (7698), 4018 states have internal predecessors, (7698), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:25,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4019 states to 4019 states and 7698 transitions. [2022-03-03 18:33:25,667 INFO L78 Accepts]: Start accepts. Automaton has 4019 states and 7698 transitions. Word has length 234 [2022-03-03 18:33:25,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:25,667 INFO L470 AbstractCegarLoop]: Abstraction has 4019 states and 7698 transitions. [2022-03-03 18:33:25,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:25,667 INFO L276 IsEmpty]: Start isEmpty. Operand 4019 states and 7698 transitions. [2022-03-03 18:33:25,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:33:25,669 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:25,669 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:25,669 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-03-03 18:33:25,669 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:33:25,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:25,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1831839213, now seen corresponding path program 4 times [2022-03-03 18:33:25,670 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:25,670 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049068610] [2022-03-03 18:33:25,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:25,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:25,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:26,747 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:33:26,748 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:26,748 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049068610] [2022-03-03 18:33:26,748 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049068610] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:26,748 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:26,748 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:33:26,748 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463154825] [2022-03-03 18:33:26,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:26,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:33:26,748 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:26,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:33:26,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:33:26,749 INFO L87 Difference]: Start difference. First operand 4019 states and 7698 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:34,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:34,788 INFO L93 Difference]: Finished difference Result 5379 states and 10298 transitions. [2022-03-03 18:33:34,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:33:34,789 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:33:34,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:34,795 INFO L225 Difference]: With dead ends: 5379 [2022-03-03 18:33:34,795 INFO L226 Difference]: Without dead ends: 5379 [2022-03-03 18:33:34,795 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1435 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=1192, Invalid=5780, Unknown=0, NotChecked=0, Total=6972 [2022-03-03 18:33:34,795 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 2647 mSDsluCounter, 4529 mSDsCounter, 0 mSdLazyCounter, 4911 mSolverCounterSat, 336 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2647 SdHoareTripleChecker+Valid, 4808 SdHoareTripleChecker+Invalid, 5247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 336 IncrementalHoareTripleChecker+Valid, 4911 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:34,795 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2647 Valid, 4808 Invalid, 5247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [336 Valid, 4911 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-03 18:33:34,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5379 states. [2022-03-03 18:33:34,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5379 to 4011. [2022-03-03 18:33:34,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4011 states, 3994 states have (on average 1.9233850776164247) internal successors, (7682), 4010 states have internal predecessors, (7682), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:34,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7682 transitions. [2022-03-03 18:33:34,835 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7682 transitions. Word has length 234 [2022-03-03 18:33:34,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:34,835 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7682 transitions. [2022-03-03 18:33:34,835 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:34,835 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7682 transitions. [2022-03-03 18:33:34,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:33:34,837 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:34,837 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:34,837 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-03-03 18:33:34,837 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:33:34,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:34,837 INFO L85 PathProgramCache]: Analyzing trace with hash -2085521419, now seen corresponding path program 5 times [2022-03-03 18:33:34,838 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:34,838 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100783482] [2022-03-03 18:33:34,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:34,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:34,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:35,781 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:33:35,782 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:35,782 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100783482] [2022-03-03 18:33:35,782 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100783482] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:35,782 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:35,782 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:33:35,782 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12741546] [2022-03-03 18:33:35,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:35,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:33:35,782 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:35,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:33:35,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:33:35,783 INFO L87 Difference]: Start difference. First operand 4011 states and 7682 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:42,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:42,894 INFO L93 Difference]: Finished difference Result 5283 states and 10106 transitions. [2022-03-03 18:33:42,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:33:42,895 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:33:42,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:42,900 INFO L225 Difference]: With dead ends: 5283 [2022-03-03 18:33:42,900 INFO L226 Difference]: Without dead ends: 5283 [2022-03-03 18:33:42,901 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1349 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=1130, Invalid=5512, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:33:42,901 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 2092 mSDsluCounter, 5087 mSDsCounter, 0 mSdLazyCounter, 5264 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2092 SdHoareTripleChecker+Valid, 5350 SdHoareTripleChecker+Invalid, 5546 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 5264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:42,901 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2092 Valid, 5350 Invalid, 5546 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 5264 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-03 18:33:42,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5283 states. [2022-03-03 18:33:42,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5283 to 4003. [2022-03-03 18:33:42,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4003 states, 3986 states have (on average 1.9232313095835425) internal successors, (7666), 4002 states have internal predecessors, (7666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:42,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 4003 states and 7666 transitions. [2022-03-03 18:33:42,947 INFO L78 Accepts]: Start accepts. Automaton has 4003 states and 7666 transitions. Word has length 234 [2022-03-03 18:33:42,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:42,947 INFO L470 AbstractCegarLoop]: Abstraction has 4003 states and 7666 transitions. [2022-03-03 18:33:42,947 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:42,947 INFO L276 IsEmpty]: Start isEmpty. Operand 4003 states and 7666 transitions. [2022-03-03 18:33:42,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:33:42,949 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:42,949 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:42,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-03-03 18:33:42,959 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:33:42,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:42,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1049147219, now seen corresponding path program 6 times [2022-03-03 18:33:42,960 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:42,960 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565280381] [2022-03-03 18:33:42,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:42,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:43,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:44,082 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:33:44,083 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:44,083 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565280381] [2022-03-03 18:33:44,083 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565280381] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:44,083 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:44,083 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:33:44,083 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343675124] [2022-03-03 18:33:44,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:44,083 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:33:44,083 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:44,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:33:44,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:33:44,084 INFO L87 Difference]: Start difference. First operand 4003 states and 7666 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:51,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:51,647 INFO L93 Difference]: Finished difference Result 5103 states and 9746 transitions. [2022-03-03 18:33:51,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:33:51,647 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:33:51,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:51,653 INFO L225 Difference]: With dead ends: 5103 [2022-03-03 18:33:51,653 INFO L226 Difference]: Without dead ends: 5103 [2022-03-03 18:33:51,654 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1262 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=1077, Invalid=5243, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:33:51,654 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 2408 mSDsluCounter, 4997 mSDsCounter, 0 mSdLazyCounter, 4860 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2408 SdHoareTripleChecker+Valid, 5247 SdHoareTripleChecker+Invalid, 5110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 4860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:51,654 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2408 Valid, 5247 Invalid, 5110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 4860 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-03 18:33:51,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5103 states. [2022-03-03 18:33:51,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5103 to 3996. [2022-03-03 18:33:51,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3996 states, 3979 states have (on average 1.9230962553405377) internal successors, (7652), 3995 states have internal predecessors, (7652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:51,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 3996 states and 7652 transitions. [2022-03-03 18:33:51,699 INFO L78 Accepts]: Start accepts. Automaton has 3996 states and 7652 transitions. Word has length 234 [2022-03-03 18:33:51,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:51,700 INFO L470 AbstractCegarLoop]: Abstraction has 3996 states and 7652 transitions. [2022-03-03 18:33:51,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:51,700 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 7652 transitions. [2022-03-03 18:33:51,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:33:51,702 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:51,702 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:51,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-03-03 18:33:51,702 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:33:51,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:51,702 INFO L85 PathProgramCache]: Analyzing trace with hash -2030352812, now seen corresponding path program 20 times [2022-03-03 18:33:51,702 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:51,702 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870040469] [2022-03-03 18:33:51,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:51,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:51,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:52,663 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:33:52,663 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:52,663 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870040469] [2022-03-03 18:33:52,663 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870040469] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:52,663 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:52,663 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:33:52,663 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334768075] [2022-03-03 18:33:52,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:52,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:33:52,664 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:52,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:33:52,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:33:52,664 INFO L87 Difference]: Start difference. First operand 3996 states and 7652 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:58,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:58,570 INFO L93 Difference]: Finished difference Result 5417 states and 10444 transitions. [2022-03-03 18:33:58,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:33:58,570 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:33:58,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:58,577 INFO L225 Difference]: With dead ends: 5417 [2022-03-03 18:33:58,577 INFO L226 Difference]: Without dead ends: 5417 [2022-03-03 18:33:58,578 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1522 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=972, Invalid=6000, Unknown=0, NotChecked=0, Total=6972 [2022-03-03 18:33:58,578 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 2132 mSDsluCounter, 5812 mSDsCounter, 0 mSdLazyCounter, 4990 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2132 SdHoareTripleChecker+Valid, 6148 SdHoareTripleChecker+Invalid, 5162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 4990 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:58,578 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2132 Valid, 6148 Invalid, 5162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 4990 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:33:58,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5417 states. [2022-03-03 18:33:58,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5417 to 4073. [2022-03-03 18:33:58,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4073 states, 4056 states have (on average 1.9245562130177514) internal successors, (7806), 4072 states have internal predecessors, (7806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:58,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4073 states to 4073 states and 7806 transitions. [2022-03-03 18:33:58,625 INFO L78 Accepts]: Start accepts. Automaton has 4073 states and 7806 transitions. Word has length 234 [2022-03-03 18:33:58,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:58,625 INFO L470 AbstractCegarLoop]: Abstraction has 4073 states and 7806 transitions. [2022-03-03 18:33:58,626 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:58,626 INFO L276 IsEmpty]: Start isEmpty. Operand 4073 states and 7806 transitions. [2022-03-03 18:33:58,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:33:58,628 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:58,628 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:58,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-03-03 18:33:58,628 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:33:58,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:58,628 INFO L85 PathProgramCache]: Analyzing trace with hash -735080746, now seen corresponding path program 21 times [2022-03-03 18:33:58,628 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:58,629 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126471492] [2022-03-03 18:33:58,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:58,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:58,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:59,598 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:33:59,599 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:59,599 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126471492] [2022-03-03 18:33:59,599 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126471492] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:59,599 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:59,599 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:33:59,599 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708481578] [2022-03-03 18:33:59,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:59,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:33:59,599 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:59,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:33:59,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:33:59,600 INFO L87 Difference]: Start difference. First operand 4073 states and 7806 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:05,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:34:05,135 INFO L93 Difference]: Finished difference Result 5416 states and 10444 transitions. [2022-03-03 18:34:05,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:34:05,136 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:34:05,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:34:05,141 INFO L225 Difference]: With dead ends: 5416 [2022-03-03 18:34:05,141 INFO L226 Difference]: Without dead ends: 5416 [2022-03-03 18:34:05,142 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1415 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=928, Invalid=5714, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:34:05,142 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 2530 mSDsluCounter, 5166 mSDsCounter, 0 mSdLazyCounter, 4330 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2530 SdHoareTripleChecker+Valid, 5497 SdHoareTripleChecker+Invalid, 4512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 4330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:34:05,142 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2530 Valid, 5497 Invalid, 4512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 4330 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:34:05,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5416 states. [2022-03-03 18:34:05,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5416 to 4075. [2022-03-03 18:34:05,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4075 states, 4058 states have (on average 1.924593395761459) internal successors, (7810), 4074 states have internal predecessors, (7810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:05,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4075 states to 4075 states and 7810 transitions. [2022-03-03 18:34:05,180 INFO L78 Accepts]: Start accepts. Automaton has 4075 states and 7810 transitions. Word has length 234 [2022-03-03 18:34:05,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:34:05,180 INFO L470 AbstractCegarLoop]: Abstraction has 4075 states and 7810 transitions. [2022-03-03 18:34:05,180 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:05,180 INFO L276 IsEmpty]: Start isEmpty. Operand 4075 states and 7810 transitions. [2022-03-03 18:34:05,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:34:05,182 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:34:05,182 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:34:05,182 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-03-03 18:34:05,182 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:34:05,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:34:05,183 INFO L85 PathProgramCache]: Analyzing trace with hash 1931838868, now seen corresponding path program 22 times [2022-03-03 18:34:05,183 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:34:05,183 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34698429] [2022-03-03 18:34:05,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:34:05,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:34:05,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:34:06,136 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:34:06,136 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:34:06,136 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34698429] [2022-03-03 18:34:06,136 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34698429] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:34:06,136 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:34:06,137 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:34:06,137 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021497246] [2022-03-03 18:34:06,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:34:06,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:34:06,137 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:34:06,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:34:06,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:34:06,138 INFO L87 Difference]: Start difference. First operand 4075 states and 7810 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:12,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:34:12,037 INFO L93 Difference]: Finished difference Result 5340 states and 10296 transitions. [2022-03-03 18:34:12,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:34:12,037 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:34:12,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:34:12,043 INFO L225 Difference]: With dead ends: 5340 [2022-03-03 18:34:12,043 INFO L226 Difference]: Without dead ends: 5340 [2022-03-03 18:34:12,043 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1316 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=895, Invalid=5425, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:34:12,044 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 2131 mSDsluCounter, 6412 mSDsCounter, 0 mSdLazyCounter, 5147 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2131 SdHoareTripleChecker+Valid, 6740 SdHoareTripleChecker+Invalid, 5284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 5147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:34:12,044 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2131 Valid, 6740 Invalid, 5284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 5147 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-03 18:34:12,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5340 states. [2022-03-03 18:34:12,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5340 to 4079. [2022-03-03 18:34:12,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4079 states, 4062 states have (on average 1.9246676514032497) internal successors, (7818), 4078 states have internal predecessors, (7818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:12,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 7818 transitions. [2022-03-03 18:34:12,083 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 7818 transitions. Word has length 234 [2022-03-03 18:34:12,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:34:12,084 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 7818 transitions. [2022-03-03 18:34:12,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:12,084 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 7818 transitions. [2022-03-03 18:34:12,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:34:12,086 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:34:12,086 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:34:12,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-03-03 18:34:12,086 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:34:12,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:34:12,086 INFO L85 PathProgramCache]: Analyzing trace with hash 863980212, now seen corresponding path program 23 times [2022-03-03 18:34:12,087 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:34:12,087 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483451650] [2022-03-03 18:34:12,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:34:12,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:34:12,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:34:13,032 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:34:13,032 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:34:13,032 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483451650] [2022-03-03 18:34:13,032 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483451650] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:34:13,032 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:34:13,032 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:34:13,032 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052600469] [2022-03-03 18:34:13,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:34:13,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:34:13,033 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:34:13,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:34:13,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:34:13,034 INFO L87 Difference]: Start difference. First operand 4079 states and 7818 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:19,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:34:19,910 INFO L93 Difference]: Finished difference Result 6949 states and 13409 transitions. [2022-03-03 18:34:19,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-03 18:34:19,910 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:34:19,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:34:19,918 INFO L225 Difference]: With dead ends: 6949 [2022-03-03 18:34:19,918 INFO L226 Difference]: Without dead ends: 6949 [2022-03-03 18:34:19,919 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1992 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=1269, Invalid=7287, Unknown=0, NotChecked=0, Total=8556 [2022-03-03 18:34:19,919 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 2376 mSDsluCounter, 6547 mSDsCounter, 0 mSdLazyCounter, 5160 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2376 SdHoareTripleChecker+Valid, 6933 SdHoareTripleChecker+Invalid, 5328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 5160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:34:19,919 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2376 Valid, 6933 Invalid, 5328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 5160 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-03 18:34:19,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6949 states. [2022-03-03 18:34:19,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6949 to 4114. [2022-03-03 18:34:19,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4114 states, 4097 states have (on average 1.9253112033195021) internal successors, (7888), 4113 states have internal predecessors, (7888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:19,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 4114 states and 7888 transitions. [2022-03-03 18:34:19,972 INFO L78 Accepts]: Start accepts. Automaton has 4114 states and 7888 transitions. Word has length 234 [2022-03-03 18:34:19,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:34:19,973 INFO L470 AbstractCegarLoop]: Abstraction has 4114 states and 7888 transitions. [2022-03-03 18:34:19,973 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:19,973 INFO L276 IsEmpty]: Start isEmpty. Operand 4114 states and 7888 transitions. [2022-03-03 18:34:19,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:34:19,975 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:34:19,975 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:34:19,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-03-03 18:34:19,975 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:34:19,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:34:19,975 INFO L85 PathProgramCache]: Analyzing trace with hash 1055455185, now seen corresponding path program 7 times [2022-03-03 18:34:19,975 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:34:19,976 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205787227] [2022-03-03 18:34:19,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:34:19,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:34:20,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:34:20,945 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:34:20,946 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:34:20,946 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205787227] [2022-03-03 18:34:20,946 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205787227] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:34:20,946 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:34:20,946 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:34:20,946 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499334031] [2022-03-03 18:34:20,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:34:20,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:34:20,946 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:34:20,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:34:20,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:34:20,947 INFO L87 Difference]: Start difference. First operand 4114 states and 7888 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:29,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:34:29,247 INFO L93 Difference]: Finished difference Result 7346 states and 14120 transitions. [2022-03-03 18:34:29,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:34:29,248 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:34:29,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:34:29,257 INFO L225 Difference]: With dead ends: 7346 [2022-03-03 18:34:29,258 INFO L226 Difference]: Without dead ends: 7346 [2022-03-03 18:34:29,258 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1525 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=1162, Invalid=5978, Unknown=0, NotChecked=0, Total=7140 [2022-03-03 18:34:29,258 INFO L933 BasicCegarLoop]: 449 mSDtfsCounter, 3180 mSDsluCounter, 8124 mSDsCounter, 0 mSdLazyCounter, 7856 mSolverCounterSat, 347 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3180 SdHoareTripleChecker+Valid, 8565 SdHoareTripleChecker+Invalid, 8203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 347 IncrementalHoareTripleChecker+Valid, 7856 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:34:29,258 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3180 Valid, 8565 Invalid, 8203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [347 Valid, 7856 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-03-03 18:34:29,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7346 states. [2022-03-03 18:34:29,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7346 to 4018. [2022-03-03 18:34:29,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4018 states, 4001 states have (on average 1.923519120219945) internal successors, (7696), 4017 states have internal predecessors, (7696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:29,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 4018 states and 7696 transitions. [2022-03-03 18:34:29,305 INFO L78 Accepts]: Start accepts. Automaton has 4018 states and 7696 transitions. Word has length 234 [2022-03-03 18:34:29,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:34:29,305 INFO L470 AbstractCegarLoop]: Abstraction has 4018 states and 7696 transitions. [2022-03-03 18:34:29,306 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:29,306 INFO L276 IsEmpty]: Start isEmpty. Operand 4018 states and 7696 transitions. [2022-03-03 18:34:29,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:34:29,308 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:34:29,308 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:34:29,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-03-03 18:34:29,308 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:34:29,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:34:29,308 INFO L85 PathProgramCache]: Analyzing trace with hash -1331077962, now seen corresponding path program 24 times [2022-03-03 18:34:29,308 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:34:29,308 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476976618] [2022-03-03 18:34:29,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:34:29,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:34:29,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:34:30,493 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:34:30,494 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:34:30,494 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476976618] [2022-03-03 18:34:30,494 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476976618] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:34:30,494 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:34:30,494 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:34:30,494 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202518282] [2022-03-03 18:34:30,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:34:30,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:34:30,494 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:34:30,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:34:30,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:34:30,495 INFO L87 Difference]: Start difference. First operand 4018 states and 7696 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:37,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:34:37,502 INFO L93 Difference]: Finished difference Result 5506 states and 10615 transitions. [2022-03-03 18:34:37,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:34:37,503 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:34:37,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:34:37,508 INFO L225 Difference]: With dead ends: 5506 [2022-03-03 18:34:37,508 INFO L226 Difference]: Without dead ends: 5506 [2022-03-03 18:34:37,509 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1598 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=1010, Invalid=6300, Unknown=0, NotChecked=0, Total=7310 [2022-03-03 18:34:37,509 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 2376 mSDsluCounter, 5956 mSDsCounter, 0 mSdLazyCounter, 5160 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2376 SdHoareTripleChecker+Valid, 6290 SdHoareTripleChecker+Invalid, 5367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 5160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:34:37,509 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2376 Valid, 6290 Invalid, 5367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 5160 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-03 18:34:37,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5506 states. [2022-03-03 18:34:37,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5506 to 4024. [2022-03-03 18:34:37,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4024 states, 4007 states have (on average 1.923633641128026) internal successors, (7708), 4023 states have internal predecessors, (7708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:37,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 4024 states and 7708 transitions. [2022-03-03 18:34:37,550 INFO L78 Accepts]: Start accepts. Automaton has 4024 states and 7708 transitions. Word has length 234 [2022-03-03 18:34:37,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:34:37,550 INFO L470 AbstractCegarLoop]: Abstraction has 4024 states and 7708 transitions. [2022-03-03 18:34:37,551 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:37,551 INFO L276 IsEmpty]: Start isEmpty. Operand 4024 states and 7708 transitions. [2022-03-03 18:34:37,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:34:37,553 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:34:37,553 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:34:37,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-03-03 18:34:37,553 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:34:37,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:34:37,554 INFO L85 PathProgramCache]: Analyzing trace with hash -35805896, now seen corresponding path program 25 times [2022-03-03 18:34:37,554 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:34:37,554 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695127197] [2022-03-03 18:34:37,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:34:37,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:34:37,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:34:38,724 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:34:38,725 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:34:38,725 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695127197] [2022-03-03 18:34:38,725 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695127197] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:34:38,725 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:34:38,725 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:34:38,725 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239507720] [2022-03-03 18:34:38,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:34:38,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:34:38,725 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:34:38,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:34:38,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:34:38,747 INFO L87 Difference]: Start difference. First operand 4024 states and 7708 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:45,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:34:45,390 INFO L93 Difference]: Finished difference Result 5375 states and 10358 transitions. [2022-03-03 18:34:45,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-03 18:34:45,390 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:34:45,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:34:45,397 INFO L225 Difference]: With dead ends: 5375 [2022-03-03 18:34:45,397 INFO L226 Difference]: Without dead ends: 5375 [2022-03-03 18:34:45,397 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1390 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=938, Invalid=5704, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:34:45,397 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1997 mSDsluCounter, 6050 mSDsCounter, 0 mSdLazyCounter, 4837 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1997 SdHoareTripleChecker+Valid, 6373 SdHoareTripleChecker+Invalid, 5011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 4837 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:34:45,397 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1997 Valid, 6373 Invalid, 5011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 4837 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-03 18:34:45,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5375 states. [2022-03-03 18:34:45,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5375 to 4030. [2022-03-03 18:34:45,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4030 states, 4013 states have (on average 1.9237478195863444) internal successors, (7720), 4029 states have internal predecessors, (7720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:45,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 4030 states and 7720 transitions. [2022-03-03 18:34:45,446 INFO L78 Accepts]: Start accepts. Automaton has 4030 states and 7720 transitions. Word has length 234 [2022-03-03 18:34:45,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:34:45,447 INFO L470 AbstractCegarLoop]: Abstraction has 4030 states and 7720 transitions. [2022-03-03 18:34:45,447 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:45,447 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 7720 transitions. [2022-03-03 18:34:45,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:34:45,449 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:34:45,449 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:34:45,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-03-03 18:34:45,450 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:34:45,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:34:45,450 INFO L85 PathProgramCache]: Analyzing trace with hash -1663853578, now seen corresponding path program 26 times [2022-03-03 18:34:45,450 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:34:45,450 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61567703] [2022-03-03 18:34:45,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:34:45,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:34:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:34:46,522 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:34:46,522 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:34:46,522 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61567703] [2022-03-03 18:34:46,522 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61567703] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:34:46,522 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:34:46,522 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:34:46,523 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389152900] [2022-03-03 18:34:46,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:34:46,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:34:46,523 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:34:46,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:34:46,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:34:46,523 INFO L87 Difference]: Start difference. First operand 4030 states and 7720 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:52,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:34:52,390 INFO L93 Difference]: Finished difference Result 5319 states and 10252 transitions. [2022-03-03 18:34:52,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-03 18:34:52,390 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:34:52,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:34:52,396 INFO L225 Difference]: With dead ends: 5319 [2022-03-03 18:34:52,396 INFO L226 Difference]: Without dead ends: 5319 [2022-03-03 18:34:52,396 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1388 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=933, Invalid=5709, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:34:52,397 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 2132 mSDsluCounter, 5548 mSDsCounter, 0 mSdLazyCounter, 4679 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2132 SdHoareTripleChecker+Valid, 5874 SdHoareTripleChecker+Invalid, 4836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 4679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:34:52,397 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2132 Valid, 5874 Invalid, 4836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 4679 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:34:52,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5319 states. [2022-03-03 18:34:52,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5319 to 4002. [2022-03-03 18:34:52,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4002 states, 3985 states have (on average 1.9232120451693853) internal successors, (7664), 4001 states have internal predecessors, (7664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:52,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4002 states to 4002 states and 7664 transitions. [2022-03-03 18:34:52,437 INFO L78 Accepts]: Start accepts. Automaton has 4002 states and 7664 transitions. Word has length 234 [2022-03-03 18:34:52,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:34:52,437 INFO L470 AbstractCegarLoop]: Abstraction has 4002 states and 7664 transitions. [2022-03-03 18:34:52,437 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:52,437 INFO L276 IsEmpty]: Start isEmpty. Operand 4002 states and 7664 transitions. [2022-03-03 18:34:52,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:34:52,439 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:34:52,439 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:34:52,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-03-03 18:34:52,439 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:34:52,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:34:52,439 INFO L85 PathProgramCache]: Analyzing trace with hash 621357088, now seen corresponding path program 27 times [2022-03-03 18:34:52,439 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:34:52,440 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349659279] [2022-03-03 18:34:52,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:34:52,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:34:52,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:34:53,377 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:34:53,377 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:34:53,377 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349659279] [2022-03-03 18:34:53,377 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349659279] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:34:53,377 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:34:53,377 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:34:53,377 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322353269] [2022-03-03 18:34:53,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:34:53,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:34:53,378 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:34:53,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:34:53,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:34:53,378 INFO L87 Difference]: Start difference. First operand 4002 states and 7664 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:59,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:34:59,952 INFO L93 Difference]: Finished difference Result 6176 states and 11892 transitions. [2022-03-03 18:34:59,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-03 18:34:59,953 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:34:59,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:34:59,961 INFO L225 Difference]: With dead ends: 6176 [2022-03-03 18:34:59,961 INFO L226 Difference]: Without dead ends: 6176 [2022-03-03 18:34:59,961 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1821 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=1182, Invalid=6828, Unknown=0, NotChecked=0, Total=8010 [2022-03-03 18:34:59,962 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 2375 mSDsluCounter, 6468 mSDsCounter, 0 mSdLazyCounter, 4763 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2375 SdHoareTripleChecker+Valid, 6820 SdHoareTripleChecker+Invalid, 4919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 4763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:34:59,962 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2375 Valid, 6820 Invalid, 4919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 4763 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:34:59,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6176 states. [2022-03-03 18:35:00,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6176 to 4090. [2022-03-03 18:35:00,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4090 states, 4073 states have (on average 1.924871102381537) internal successors, (7840), 4089 states have internal predecessors, (7840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:00,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4090 states to 4090 states and 7840 transitions. [2022-03-03 18:35:00,008 INFO L78 Accepts]: Start accepts. Automaton has 4090 states and 7840 transitions. Word has length 234 [2022-03-03 18:35:00,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:35:00,008 INFO L470 AbstractCegarLoop]: Abstraction has 4090 states and 7840 transitions. [2022-03-03 18:35:00,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:00,009 INFO L276 IsEmpty]: Start isEmpty. Operand 4090 states and 7840 transitions. [2022-03-03 18:35:00,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:35:00,011 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:35:00,011 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:35:00,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-03-03 18:35:00,011 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:35:00,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:35:00,011 INFO L85 PathProgramCache]: Analyzing trace with hash 812832061, now seen corresponding path program 8 times [2022-03-03 18:35:00,011 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:35:00,011 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958482211] [2022-03-03 18:35:00,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:35:00,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:35:00,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:35:00,927 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:35:00,928 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:35:00,928 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958482211] [2022-03-03 18:35:00,928 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958482211] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:35:00,928 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:35:00,928 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:35:00,928 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563910619] [2022-03-03 18:35:00,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:35:00,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:35:00,928 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:35:00,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:35:00,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:35:00,929 INFO L87 Difference]: Start difference. First operand 4090 states and 7840 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:10,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:35:10,091 INFO L93 Difference]: Finished difference Result 6918 states and 13288 transitions. [2022-03-03 18:35:10,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-03 18:35:10,091 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:35:10,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:35:10,099 INFO L225 Difference]: With dead ends: 6918 [2022-03-03 18:35:10,099 INFO L226 Difference]: Without dead ends: 6918 [2022-03-03 18:35:10,100 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1915 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=1463, Invalid=7093, Unknown=0, NotChecked=0, Total=8556 [2022-03-03 18:35:10,100 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 2539 mSDsluCounter, 8280 mSDsCounter, 0 mSdLazyCounter, 8107 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2539 SdHoareTripleChecker+Valid, 8688 SdHoareTripleChecker+Invalid, 8397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 8107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:35:10,100 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2539 Valid, 8688 Invalid, 8397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 8107 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-03-03 18:35:10,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6918 states. [2022-03-03 18:35:10,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6918 to 4034. [2022-03-03 18:35:10,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4034 states, 4017 states have (on average 1.9238237490664676) internal successors, (7728), 4033 states have internal predecessors, (7728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:10,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4034 states to 4034 states and 7728 transitions. [2022-03-03 18:35:10,143 INFO L78 Accepts]: Start accepts. Automaton has 4034 states and 7728 transitions. Word has length 234 [2022-03-03 18:35:10,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:35:10,143 INFO L470 AbstractCegarLoop]: Abstraction has 4034 states and 7728 transitions. [2022-03-03 18:35:10,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:10,144 INFO L276 IsEmpty]: Start isEmpty. Operand 4034 states and 7728 transitions. [2022-03-03 18:35:10,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:35:10,146 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:35:10,146 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:35:10,146 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-03-03 18:35:10,146 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:35:10,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:35:10,147 INFO L85 PathProgramCache]: Analyzing trace with hash 2041255839, now seen corresponding path program 9 times [2022-03-03 18:35:10,147 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:35:10,147 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418547225] [2022-03-03 18:35:10,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:35:10,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:35:10,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:35:11,086 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:35:11,086 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:35:11,086 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418547225] [2022-03-03 18:35:11,086 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418547225] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:35:11,086 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:35:11,086 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:35:11,086 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734167276] [2022-03-03 18:35:11,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:35:11,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:35:11,087 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:35:11,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:35:11,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:35:11,087 INFO L87 Difference]: Start difference. First operand 4034 states and 7728 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:18,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:35:18,554 INFO L93 Difference]: Finished difference Result 6003 states and 11526 transitions. [2022-03-03 18:35:18,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:35:18,555 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:35:18,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:35:18,561 INFO L225 Difference]: With dead ends: 6003 [2022-03-03 18:35:18,561 INFO L226 Difference]: Without dead ends: 6003 [2022-03-03 18:35:18,561 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1540 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=1235, Invalid=6075, Unknown=0, NotChecked=0, Total=7310 [2022-03-03 18:35:18,562 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 2265 mSDsluCounter, 6391 mSDsCounter, 0 mSdLazyCounter, 6047 mSolverCounterSat, 309 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2265 SdHoareTripleChecker+Valid, 6743 SdHoareTripleChecker+Invalid, 6356 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 309 IncrementalHoareTripleChecker+Valid, 6047 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:35:18,562 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2265 Valid, 6743 Invalid, 6356 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [309 Valid, 6047 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-03 18:35:18,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6003 states. [2022-03-03 18:35:18,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6003 to 4026. [2022-03-03 18:35:18,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4026 states, 4009 states have (on average 1.9236717385881765) internal successors, (7712), 4025 states have internal predecessors, (7712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:18,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4026 states to 4026 states and 7712 transitions. [2022-03-03 18:35:18,603 INFO L78 Accepts]: Start accepts. Automaton has 4026 states and 7712 transitions. Word has length 234 [2022-03-03 18:35:18,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:35:18,603 INFO L470 AbstractCegarLoop]: Abstraction has 4026 states and 7712 transitions. [2022-03-03 18:35:18,603 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:18,603 INFO L276 IsEmpty]: Start isEmpty. Operand 4026 states and 7712 transitions. [2022-03-03 18:35:18,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:35:18,605 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:35:18,605 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:35:18,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-03-03 18:35:18,605 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:35:18,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:35:18,606 INFO L85 PathProgramCache]: Analyzing trace with hash 1787573633, now seen corresponding path program 10 times [2022-03-03 18:35:18,606 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:35:18,606 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104762568] [2022-03-03 18:35:18,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:35:18,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:35:18,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:35:19,622 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:35:19,623 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:35:19,623 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104762568] [2022-03-03 18:35:19,623 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104762568] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:35:19,623 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:35:19,623 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:35:19,623 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628568943] [2022-03-03 18:35:19,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:35:19,623 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:35:19,623 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:35:19,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:35:19,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:35:19,624 INFO L87 Difference]: Start difference. First operand 4026 states and 7712 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:27,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:35:27,394 INFO L93 Difference]: Finished difference Result 5907 states and 11334 transitions. [2022-03-03 18:35:27,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:35:27,395 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:35:27,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:35:27,401 INFO L225 Difference]: With dead ends: 5907 [2022-03-03 18:35:27,401 INFO L226 Difference]: Without dead ends: 5907 [2022-03-03 18:35:27,401 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1450 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=1173, Invalid=5799, Unknown=0, NotChecked=0, Total=6972 [2022-03-03 18:35:27,402 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 2425 mSDsluCounter, 5614 mSDsCounter, 0 mSdLazyCounter, 4868 mSolverCounterSat, 297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2425 SdHoareTripleChecker+Valid, 5950 SdHoareTripleChecker+Invalid, 5165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 297 IncrementalHoareTripleChecker+Valid, 4868 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:35:27,402 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2425 Valid, 5950 Invalid, 5165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [297 Valid, 4868 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-03 18:35:27,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5907 states. [2022-03-03 18:35:27,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5907 to 4018. [2022-03-03 18:35:27,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4018 states, 4001 states have (on average 1.923519120219945) internal successors, (7696), 4017 states have internal predecessors, (7696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:27,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 4018 states and 7696 transitions. [2022-03-03 18:35:27,444 INFO L78 Accepts]: Start accepts. Automaton has 4018 states and 7696 transitions. Word has length 234 [2022-03-03 18:35:27,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:35:27,444 INFO L470 AbstractCegarLoop]: Abstraction has 4018 states and 7696 transitions. [2022-03-03 18:35:27,445 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:27,445 INFO L276 IsEmpty]: Start isEmpty. Operand 4018 states and 7696 transitions. [2022-03-03 18:35:27,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:35:27,446 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:35:27,447 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:35:27,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-03-03 18:35:27,447 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:35:27,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:35:27,447 INFO L85 PathProgramCache]: Analyzing trace with hash 627274975, now seen corresponding path program 11 times [2022-03-03 18:35:27,447 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:35:27,447 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433056902] [2022-03-03 18:35:27,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:35:27,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:35:27,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:35:28,337 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:35:28,337 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:35:28,337 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433056902] [2022-03-03 18:35:28,337 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433056902] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:35:28,337 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:35:28,337 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:35:28,337 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481312480] [2022-03-03 18:35:28,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:35:28,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:35:28,338 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:35:28,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:35:28,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:35:28,338 INFO L87 Difference]: Start difference. First operand 4018 states and 7696 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:34,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:35:34,834 INFO L93 Difference]: Finished difference Result 5727 states and 10974 transitions. [2022-03-03 18:35:34,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:35:34,835 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:35:34,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:35:34,841 INFO L225 Difference]: With dead ends: 5727 [2022-03-03 18:35:34,841 INFO L226 Difference]: Without dead ends: 5727 [2022-03-03 18:35:34,841 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1359 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=1120, Invalid=5522, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:35:34,841 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 2077 mSDsluCounter, 5541 mSDsCounter, 0 mSdLazyCounter, 4660 mSolverCounterSat, 248 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2077 SdHoareTripleChecker+Valid, 5864 SdHoareTripleChecker+Invalid, 4908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 248 IncrementalHoareTripleChecker+Valid, 4660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:35:34,841 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2077 Valid, 5864 Invalid, 4908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [248 Valid, 4660 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:35:34,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5727 states. [2022-03-03 18:35:34,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5727 to 3996. [2022-03-03 18:35:34,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3996 states, 3979 states have (on average 1.9230962553405377) internal successors, (7652), 3995 states have internal predecessors, (7652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:34,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 3996 states and 7652 transitions. [2022-03-03 18:35:34,883 INFO L78 Accepts]: Start accepts. Automaton has 3996 states and 7652 transitions. Word has length 234 [2022-03-03 18:35:34,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:35:34,883 INFO L470 AbstractCegarLoop]: Abstraction has 3996 states and 7652 transitions. [2022-03-03 18:35:34,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:34,884 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 7652 transitions. [2022-03-03 18:35:34,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:35:34,885 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:35:34,886 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:35:34,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-03-03 18:35:34,886 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:35:34,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:35:34,886 INFO L85 PathProgramCache]: Analyzing trace with hash -909417704, now seen corresponding path program 28 times [2022-03-03 18:35:34,886 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:35:34,886 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934481226] [2022-03-03 18:35:34,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:35:34,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:35:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:35:35,900 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:35:35,901 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:35:35,901 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934481226] [2022-03-03 18:35:35,901 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934481226] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:35:35,901 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:35:35,901 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:35:35,901 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492091605] [2022-03-03 18:35:35,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:35:35,901 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:35:35,901 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:35:35,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:35:35,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:35:35,902 INFO L87 Difference]: Start difference. First operand 3996 states and 7652 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:44,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:35:44,214 INFO L93 Difference]: Finished difference Result 7290 states and 14097 transitions. [2022-03-03 18:35:44,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-03-03 18:35:44,215 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:35:44,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:35:44,222 INFO L225 Difference]: With dead ends: 7290 [2022-03-03 18:35:44,222 INFO L226 Difference]: Without dead ends: 7290 [2022-03-03 18:35:44,223 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2581 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=1606, Invalid=8696, Unknown=0, NotChecked=0, Total=10302 [2022-03-03 18:35:44,223 INFO L933 BasicCegarLoop]: 421 mSDtfsCounter, 2598 mSDsluCounter, 7285 mSDsCounter, 0 mSdLazyCounter, 4420 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2598 SdHoareTripleChecker+Valid, 7698 SdHoareTripleChecker+Invalid, 4585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 4420 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:35:44,223 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2598 Valid, 7698 Invalid, 4585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 4420 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:35:44,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7290 states. [2022-03-03 18:35:44,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7290 to 4084. [2022-03-03 18:35:44,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4084 states, 4067 states have (on average 1.924760265552004) internal successors, (7828), 4083 states have internal predecessors, (7828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:44,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4084 states to 4084 states and 7828 transitions. [2022-03-03 18:35:44,268 INFO L78 Accepts]: Start accepts. Automaton has 4084 states and 7828 transitions. Word has length 234 [2022-03-03 18:35:44,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:35:44,268 INFO L470 AbstractCegarLoop]: Abstraction has 4084 states and 7828 transitions. [2022-03-03 18:35:44,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:44,268 INFO L276 IsEmpty]: Start isEmpty. Operand 4084 states and 7828 transitions. [2022-03-03 18:35:44,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:35:44,270 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:35:44,270 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:35:44,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-03-03 18:35:44,270 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:35:44,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:35:44,270 INFO L85 PathProgramCache]: Analyzing trace with hash -717942731, now seen corresponding path program 12 times [2022-03-03 18:35:44,271 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:35:44,271 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971377235] [2022-03-03 18:35:44,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:35:44,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:35:44,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:35:45,200 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:35:45,201 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:35:45,201 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971377235] [2022-03-03 18:35:45,201 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971377235] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:35:45,201 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:35:45,201 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:35:45,201 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740678168] [2022-03-03 18:35:45,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:35:45,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:35:45,201 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:35:45,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:35:45,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:35:45,202 INFO L87 Difference]: Start difference. First operand 4084 states and 7828 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:54,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:35:54,962 INFO L93 Difference]: Finished difference Result 8341 states and 16106 transitions. [2022-03-03 18:35:54,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-03-03 18:35:54,962 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:35:54,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:35:54,971 INFO L225 Difference]: With dead ends: 8341 [2022-03-03 18:35:54,971 INFO L226 Difference]: Without dead ends: 8341 [2022-03-03 18:35:54,972 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2506 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=1744, Invalid=8558, Unknown=0, NotChecked=0, Total=10302 [2022-03-03 18:35:54,972 INFO L933 BasicCegarLoop]: 482 mSDtfsCounter, 2783 mSDsluCounter, 8617 mSDsCounter, 0 mSdLazyCounter, 7636 mSolverCounterSat, 293 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2783 SdHoareTripleChecker+Valid, 9090 SdHoareTripleChecker+Invalid, 7929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 293 IncrementalHoareTripleChecker+Valid, 7636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:35:54,972 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2783 Valid, 9090 Invalid, 7929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [293 Valid, 7636 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-03-03 18:35:54,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8341 states. [2022-03-03 18:35:55,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8341 to 4028. [2022-03-03 18:35:55,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4028 states, 4011 states have (on average 1.9237097980553477) internal successors, (7716), 4027 states have internal predecessors, (7716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:55,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 4028 states and 7716 transitions. [2022-03-03 18:35:55,024 INFO L78 Accepts]: Start accepts. Automaton has 4028 states and 7716 transitions. Word has length 234 [2022-03-03 18:35:55,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:35:55,024 INFO L470 AbstractCegarLoop]: Abstraction has 4028 states and 7716 transitions. [2022-03-03 18:35:55,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:55,025 INFO L276 IsEmpty]: Start isEmpty. Operand 4028 states and 7716 transitions. [2022-03-03 18:35:55,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:35:55,026 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:35:55,027 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:35:55,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-03-03 18:35:55,027 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:35:55,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:35:55,027 INFO L85 PathProgramCache]: Analyzing trace with hash 510481047, now seen corresponding path program 13 times [2022-03-03 18:35:55,027 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:35:55,027 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960107045] [2022-03-03 18:35:55,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:35:55,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:35:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:35:55,968 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:35:55,968 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:35:55,968 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960107045] [2022-03-03 18:35:55,968 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960107045] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:35:55,968 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:35:55,968 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:35:55,968 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916115368] [2022-03-03 18:35:55,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:35:55,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:35:55,969 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:35:55,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:35:55,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:35:55,969 INFO L87 Difference]: Start difference. First operand 4028 states and 7716 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:36:04,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:36:04,322 INFO L93 Difference]: Finished difference Result 7473 states and 14437 transitions. [2022-03-03 18:36:04,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-03 18:36:04,322 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:36:04,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:36:04,331 INFO L225 Difference]: With dead ends: 7473 [2022-03-03 18:36:04,331 INFO L226 Difference]: Without dead ends: 7473 [2022-03-03 18:36:04,331 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1871 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=1395, Invalid=6977, Unknown=0, NotChecked=0, Total=8372 [2022-03-03 18:36:04,331 INFO L933 BasicCegarLoop]: 431 mSDtfsCounter, 2759 mSDsluCounter, 7550 mSDsCounter, 0 mSdLazyCounter, 6648 mSolverCounterSat, 320 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2759 SdHoareTripleChecker+Valid, 7973 SdHoareTripleChecker+Invalid, 6968 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 320 IncrementalHoareTripleChecker+Valid, 6648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:36:04,331 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2759 Valid, 7973 Invalid, 6968 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [320 Valid, 6648 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-03-03 18:36:04,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7473 states. [2022-03-03 18:36:04,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7473 to 4029. [2022-03-03 18:36:04,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4029 states, 4012 states have (on average 1.923728813559322) internal successors, (7718), 4028 states have internal predecessors, (7718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:36:04,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 7718 transitions. [2022-03-03 18:36:04,378 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 7718 transitions. Word has length 234 [2022-03-03 18:36:04,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:36:04,379 INFO L470 AbstractCegarLoop]: Abstraction has 4029 states and 7718 transitions. [2022-03-03 18:36:04,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:36:04,379 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 7718 transitions. [2022-03-03 18:36:04,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:36:04,381 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:36:04,381 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:36:04,381 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-03-03 18:36:04,381 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:36:04,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:36:04,381 INFO L85 PathProgramCache]: Analyzing trace with hash 256798841, now seen corresponding path program 14 times [2022-03-03 18:36:04,381 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:36:04,381 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358492706] [2022-03-03 18:36:04,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:36:04,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:36:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:36:05,394 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:36:05,394 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:36:05,394 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358492706] [2022-03-03 18:36:05,394 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358492706] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:36:05,394 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:36:05,394 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:36:05,394 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929113961] [2022-03-03 18:36:05,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:36:05,394 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:36:05,395 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:36:05,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:36:05,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:36:05,395 INFO L87 Difference]: Start difference. First operand 4029 states and 7718 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:36:14,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:36:14,250 INFO L93 Difference]: Finished difference Result 7377 states and 14245 transitions. [2022-03-03 18:36:14,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-03 18:36:14,250 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:36:14,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:36:14,258 INFO L225 Difference]: With dead ends: 7377 [2022-03-03 18:36:14,258 INFO L226 Difference]: Without dead ends: 7377 [2022-03-03 18:36:14,259 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1770 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=1329, Invalid=6681, Unknown=0, NotChecked=0, Total=8010 [2022-03-03 18:36:14,259 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 2753 mSDsluCounter, 6941 mSDsCounter, 0 mSdLazyCounter, 5779 mSolverCounterSat, 361 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2753 SdHoareTripleChecker+Valid, 7348 SdHoareTripleChecker+Invalid, 6140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 361 IncrementalHoareTripleChecker+Valid, 5779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:36:14,259 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2753 Valid, 7348 Invalid, 6140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [361 Valid, 5779 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-03-03 18:36:14,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7377 states. [2022-03-03 18:36:14,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7377 to 4030. [2022-03-03 18:36:14,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4030 states, 4013 states have (on average 1.9237478195863444) internal successors, (7720), 4029 states have internal predecessors, (7720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:36:14,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 4030 states and 7720 transitions. [2022-03-03 18:36:14,305 INFO L78 Accepts]: Start accepts. Automaton has 4030 states and 7720 transitions. Word has length 234 [2022-03-03 18:36:14,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:36:14,306 INFO L470 AbstractCegarLoop]: Abstraction has 4030 states and 7720 transitions. [2022-03-03 18:36:14,306 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:36:14,306 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 7720 transitions. [2022-03-03 18:36:14,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:36:14,308 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:36:14,308 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:36:14,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-03-03 18:36:14,308 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:36:14,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:36:14,308 INFO L85 PathProgramCache]: Analyzing trace with hash -903499817, now seen corresponding path program 15 times [2022-03-03 18:36:14,309 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:36:14,309 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130159330] [2022-03-03 18:36:14,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:36:14,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:36:14,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:36:15,335 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:36:15,335 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:36:15,335 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130159330] [2022-03-03 18:36:15,335 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130159330] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:36:15,335 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:36:15,335 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:36:15,335 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40032451] [2022-03-03 18:36:15,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:36:15,336 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:36:15,336 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:36:15,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:36:15,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:36:15,337 INFO L87 Difference]: Start difference. First operand 4030 states and 7720 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:36:23,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:36:23,706 INFO L93 Difference]: Finished difference Result 7197 states and 13885 transitions. [2022-03-03 18:36:23,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:36:23,707 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:36:23,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:36:23,715 INFO L225 Difference]: With dead ends: 7197 [2022-03-03 18:36:23,716 INFO L226 Difference]: Without dead ends: 7197 [2022-03-03 18:36:23,717 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1670 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=1272, Invalid=6384, Unknown=0, NotChecked=0, Total=7656 [2022-03-03 18:36:23,718 INFO L933 BasicCegarLoop]: 400 mSDtfsCounter, 2678 mSDsluCounter, 6657 mSDsCounter, 0 mSdLazyCounter, 5290 mSolverCounterSat, 252 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2678 SdHoareTripleChecker+Valid, 7048 SdHoareTripleChecker+Invalid, 5542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 252 IncrementalHoareTripleChecker+Valid, 5290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:36:23,718 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2678 Valid, 7048 Invalid, 5542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [252 Valid, 5290 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-03 18:36:23,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7197 states. [2022-03-03 18:36:23,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7197 to 4023. [2022-03-03 18:36:23,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4023 states, 4006 states have (on average 1.923614578132801) internal successors, (7706), 4022 states have internal predecessors, (7706), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:36:23,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4023 states to 4023 states and 7706 transitions. [2022-03-03 18:36:23,771 INFO L78 Accepts]: Start accepts. Automaton has 4023 states and 7706 transitions. Word has length 234 [2022-03-03 18:36:23,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:36:23,772 INFO L470 AbstractCegarLoop]: Abstraction has 4023 states and 7706 transitions. [2022-03-03 18:36:23,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:36:23,772 INFO L276 IsEmpty]: Start isEmpty. Operand 4023 states and 7706 transitions. [2022-03-03 18:36:23,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:36:23,774 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:36:23,774 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:36:23,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-03-03 18:36:23,775 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:36:23,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:36:23,775 INFO L85 PathProgramCache]: Analyzing trace with hash 90923747, now seen corresponding path program 16 times [2022-03-03 18:36:23,775 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:36:23,776 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288638952] [2022-03-03 18:36:23,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:36:23,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:36:23,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:36:24,706 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:36:24,706 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:36:24,706 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288638952] [2022-03-03 18:36:24,706 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288638952] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:36:24,707 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:36:24,707 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:36:24,707 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853588901] [2022-03-03 18:36:24,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:36:24,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:36:24,707 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:36:24,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:36:24,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:36:24,708 INFO L87 Difference]: Start difference. First operand 4023 states and 7706 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:36:33,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:36:33,339 INFO L93 Difference]: Finished difference Result 7580 states and 14652 transitions. [2022-03-03 18:36:33,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-03 18:36:33,339 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:36:33,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:36:33,347 INFO L225 Difference]: With dead ends: 7580 [2022-03-03 18:36:33,347 INFO L226 Difference]: Without dead ends: 7580 [2022-03-03 18:36:33,348 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1802 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=1359, Invalid=6831, Unknown=0, NotChecked=0, Total=8190 [2022-03-03 18:36:33,348 INFO L933 BasicCegarLoop]: 464 mSDtfsCounter, 2792 mSDsluCounter, 8290 mSDsCounter, 0 mSdLazyCounter, 7766 mSolverCounterSat, 469 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2792 SdHoareTripleChecker+Valid, 8745 SdHoareTripleChecker+Invalid, 8235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 469 IncrementalHoareTripleChecker+Valid, 7766 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:36:33,348 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2792 Valid, 8745 Invalid, 8235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [469 Valid, 7766 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-03-03 18:36:33,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7580 states. [2022-03-03 18:36:33,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7580 to 4015. [2022-03-03 18:36:33,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4015 states, 3998 states have (on average 1.9234617308654327) internal successors, (7690), 4014 states have internal predecessors, (7690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:36:33,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 4015 states and 7690 transitions. [2022-03-03 18:36:33,393 INFO L78 Accepts]: Start accepts. Automaton has 4015 states and 7690 transitions. Word has length 234 [2022-03-03 18:36:33,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:36:33,394 INFO L470 AbstractCegarLoop]: Abstraction has 4015 states and 7690 transitions. [2022-03-03 18:36:33,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:36:33,394 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 7690 transitions. [2022-03-03 18:36:33,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:36:33,396 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:36:33,396 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:36:33,396 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-03-03 18:36:33,396 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:36:33,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:36:33,396 INFO L85 PathProgramCache]: Analyzing trace with hash -162758459, now seen corresponding path program 17 times [2022-03-03 18:36:33,396 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:36:33,396 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500552793] [2022-03-03 18:36:33,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:36:33,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:36:33,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:36:34,314 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:36:34,314 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:36:34,314 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500552793] [2022-03-03 18:36:34,314 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500552793] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:36:34,314 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:36:34,314 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:36:34,314 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171191210] [2022-03-03 18:36:34,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:36:34,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:36:34,315 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:36:34,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:36:34,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:36:34,315 INFO L87 Difference]: Start difference. First operand 4015 states and 7690 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:36:42,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:36:42,540 INFO L93 Difference]: Finished difference Result 7517 states and 14525 transitions. [2022-03-03 18:36:42,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:36:42,540 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:36:42,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:36:42,549 INFO L225 Difference]: With dead ends: 7517 [2022-03-03 18:36:42,549 INFO L226 Difference]: Without dead ends: 7517 [2022-03-03 18:36:42,549 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1707 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=1287, Invalid=6545, Unknown=0, NotChecked=0, Total=7832 [2022-03-03 18:36:42,549 INFO L933 BasicCegarLoop]: 449 mSDtfsCounter, 2771 mSDsluCounter, 7943 mSDsCounter, 0 mSdLazyCounter, 7264 mSolverCounterSat, 362 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2771 SdHoareTripleChecker+Valid, 8382 SdHoareTripleChecker+Invalid, 7626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 362 IncrementalHoareTripleChecker+Valid, 7264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:36:42,550 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2771 Valid, 8382 Invalid, 7626 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [362 Valid, 7264 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-03-03 18:36:42,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7517 states. [2022-03-03 18:36:42,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7517 to 4016. [2022-03-03 18:36:42,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4016 states, 3999 states have (on average 1.9234808702175543) internal successors, (7692), 4015 states have internal predecessors, (7692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:36:42,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 4016 states and 7692 transitions. [2022-03-03 18:36:42,595 INFO L78 Accepts]: Start accepts. Automaton has 4016 states and 7692 transitions. Word has length 234 [2022-03-03 18:36:42,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:36:42,595 INFO L470 AbstractCegarLoop]: Abstraction has 4016 states and 7692 transitions. [2022-03-03 18:36:42,595 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:36:42,596 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 7692 transitions. [2022-03-03 18:36:42,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:36:42,597 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:36:42,597 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:36:42,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-03-03 18:36:42,598 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:36:42,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:36:42,598 INFO L85 PathProgramCache]: Analyzing trace with hash -1323057117, now seen corresponding path program 18 times [2022-03-03 18:36:42,598 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:36:42,598 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221558224] [2022-03-03 18:36:42,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:36:42,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:36:42,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:36:43,517 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:36:43,517 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:36:43,517 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221558224] [2022-03-03 18:36:43,517 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221558224] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:36:43,517 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:36:43,518 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:36:43,518 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493607296] [2022-03-03 18:36:43,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:36:43,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:36:43,518 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:36:43,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:36:43,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:36:43,518 INFO L87 Difference]: Start difference. First operand 4016 states and 7692 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:36:51,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:36:51,181 INFO L93 Difference]: Finished difference Result 7337 states and 14165 transitions. [2022-03-03 18:36:51,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:36:51,181 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:36:51,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:36:51,190 INFO L225 Difference]: With dead ends: 7337 [2022-03-03 18:36:51,190 INFO L226 Difference]: Without dead ends: 7337 [2022-03-03 18:36:51,190 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1614 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=1224, Invalid=6258, Unknown=0, NotChecked=0, Total=7482 [2022-03-03 18:36:51,190 INFO L933 BasicCegarLoop]: 434 mSDtfsCounter, 2595 mSDsluCounter, 7442 mSDsCounter, 0 mSdLazyCounter, 6243 mSolverCounterSat, 382 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2595 SdHoareTripleChecker+Valid, 7866 SdHoareTripleChecker+Invalid, 6625 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 382 IncrementalHoareTripleChecker+Valid, 6243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:36:51,190 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2595 Valid, 7866 Invalid, 6625 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [382 Valid, 6243 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-03 18:36:51,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7337 states. [2022-03-03 18:36:51,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7337 to 4014. [2022-03-03 18:36:51,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4014 states, 3997 states have (on average 1.9234425819364522) internal successors, (7688), 4013 states have internal predecessors, (7688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:36:51,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4014 states to 4014 states and 7688 transitions. [2022-03-03 18:36:51,265 INFO L78 Accepts]: Start accepts. Automaton has 4014 states and 7688 transitions. Word has length 234 [2022-03-03 18:36:51,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:36:51,266 INFO L470 AbstractCegarLoop]: Abstraction has 4014 states and 7688 transitions. [2022-03-03 18:36:51,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:36:51,266 INFO L276 IsEmpty]: Start isEmpty. Operand 4014 states and 7688 transitions. [2022-03-03 18:36:51,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:36:51,268 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:36:51,268 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:36:51,268 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-03-03 18:36:51,268 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:36:51,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:36:51,269 INFO L85 PathProgramCache]: Analyzing trace with hash 322581599, now seen corresponding path program 19 times [2022-03-03 18:36:51,269 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:36:51,269 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097267763] [2022-03-03 18:36:51,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:36:51,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:36:51,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:36:52,283 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:36:52,283 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:36:52,283 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097267763] [2022-03-03 18:36:52,283 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097267763] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:36:52,283 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:36:52,283 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:36:52,283 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012367225] [2022-03-03 18:36:52,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:36:52,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:36:52,284 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:36:52,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:36:52,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:36:52,284 INFO L87 Difference]: Start difference. First operand 4014 states and 7688 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:01,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:37:01,954 INFO L93 Difference]: Finished difference Result 7483 states and 14458 transitions. [2022-03-03 18:37:01,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-03 18:37:01,954 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:37:01,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:37:01,962 INFO L225 Difference]: With dead ends: 7483 [2022-03-03 18:37:01,962 INFO L226 Difference]: Without dead ends: 7483 [2022-03-03 18:37:01,962 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1753 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=1324, Invalid=6686, Unknown=0, NotChecked=0, Total=8010 [2022-03-03 18:37:01,962 INFO L933 BasicCegarLoop]: 486 mSDtfsCounter, 2714 mSDsluCounter, 8578 mSDsCounter, 0 mSdLazyCounter, 8096 mSolverCounterSat, 378 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2714 SdHoareTripleChecker+Valid, 9054 SdHoareTripleChecker+Invalid, 8474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 378 IncrementalHoareTripleChecker+Valid, 8096 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:37:01,962 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2714 Valid, 9054 Invalid, 8474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [378 Valid, 8096 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-03-03 18:37:01,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7483 states. [2022-03-03 18:37:01,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7483 to 4006. [2022-03-03 18:37:01,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4006 states, 3989 states have (on average 1.923289044873402) internal successors, (7672), 4005 states have internal predecessors, (7672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:02,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4006 states to 4006 states and 7672 transitions. [2022-03-03 18:37:02,003 INFO L78 Accepts]: Start accepts. Automaton has 4006 states and 7672 transitions. Word has length 234 [2022-03-03 18:37:02,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:37:02,003 INFO L470 AbstractCegarLoop]: Abstraction has 4006 states and 7672 transitions. [2022-03-03 18:37:02,003 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:02,003 INFO L276 IsEmpty]: Start isEmpty. Operand 4006 states and 7672 transitions. [2022-03-03 18:37:02,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:37:02,005 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:37:02,005 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:37:02,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-03-03 18:37:02,005 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:37:02,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:37:02,005 INFO L85 PathProgramCache]: Analyzing trace with hash -837717059, now seen corresponding path program 20 times [2022-03-03 18:37:02,006 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:37:02,006 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382516506] [2022-03-03 18:37:02,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:37:02,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:37:02,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:37:02,955 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:37:02,955 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:37:02,955 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382516506] [2022-03-03 18:37:02,955 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382516506] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:37:02,955 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:37:02,956 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:37:02,956 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174601344] [2022-03-03 18:37:02,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:37:02,956 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:37:02,956 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:37:02,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:37:02,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:37:02,956 INFO L87 Difference]: Start difference. First operand 4006 states and 7672 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:11,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:37:11,171 INFO L93 Difference]: Finished difference Result 7326 states and 14143 transitions. [2022-03-03 18:37:11,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:37:11,172 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:37:11,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:37:11,179 INFO L225 Difference]: With dead ends: 7326 [2022-03-03 18:37:11,179 INFO L226 Difference]: Without dead ends: 7326 [2022-03-03 18:37:11,179 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1663 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=1255, Invalid=6401, Unknown=0, NotChecked=0, Total=7656 [2022-03-03 18:37:11,179 INFO L933 BasicCegarLoop]: 472 mSDtfsCounter, 2629 mSDsluCounter, 8286 mSDsCounter, 0 mSdLazyCounter, 7455 mSolverCounterSat, 365 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2629 SdHoareTripleChecker+Valid, 8748 SdHoareTripleChecker+Invalid, 7820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 365 IncrementalHoareTripleChecker+Valid, 7455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:37:11,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2629 Valid, 8748 Invalid, 7820 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [365 Valid, 7455 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-03-03 18:37:11,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7326 states. [2022-03-03 18:37:11,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7326 to 4005. [2022-03-03 18:37:11,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4005 states, 3988 states have (on average 1.923269809428285) internal successors, (7670), 4004 states have internal predecessors, (7670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:11,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 4005 states and 7670 transitions. [2022-03-03 18:37:11,218 INFO L78 Accepts]: Start accepts. Automaton has 4005 states and 7670 transitions. Word has length 234 [2022-03-03 18:37:11,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:37:11,218 INFO L470 AbstractCegarLoop]: Abstraction has 4005 states and 7670 transitions. [2022-03-03 18:37:11,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:11,218 INFO L276 IsEmpty]: Start isEmpty. Operand 4005 states and 7670 transitions. [2022-03-03 18:37:11,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:37:11,220 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:37:11,220 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:37:11,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-03-03 18:37:11,220 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:37:11,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:37:11,221 INFO L85 PathProgramCache]: Analyzing trace with hash 147431587, now seen corresponding path program 21 times [2022-03-03 18:37:11,221 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:37:11,221 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761566390] [2022-03-03 18:37:11,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:37:11,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:37:11,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:37:12,225 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:37:12,225 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:37:12,225 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761566390] [2022-03-03 18:37:12,225 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761566390] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:37:12,225 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:37:12,225 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:37:12,225 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571967808] [2022-03-03 18:37:12,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:37:12,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:37:12,225 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:37:12,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:37:12,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:37:12,226 INFO L87 Difference]: Start difference. First operand 4005 states and 7670 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:21,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:37:21,318 INFO L93 Difference]: Finished difference Result 7299 states and 14090 transitions. [2022-03-03 18:37:21,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:37:21,319 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:37:21,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:37:21,326 INFO L225 Difference]: With dead ends: 7299 [2022-03-03 18:37:21,326 INFO L226 Difference]: Without dead ends: 7299 [2022-03-03 18:37:21,326 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1710 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=1289, Invalid=6543, Unknown=0, NotChecked=0, Total=7832 [2022-03-03 18:37:21,326 INFO L933 BasicCegarLoop]: 525 mSDtfsCounter, 2816 mSDsluCounter, 7830 mSDsCounter, 0 mSdLazyCounter, 7320 mSolverCounterSat, 411 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2816 SdHoareTripleChecker+Valid, 8345 SdHoareTripleChecker+Invalid, 7731 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 411 IncrementalHoareTripleChecker+Valid, 7320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:37:21,326 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2816 Valid, 8345 Invalid, 7731 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [411 Valid, 7320 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-03-03 18:37:21,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7299 states. [2022-03-03 18:37:21,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7299 to 3996. [2022-03-03 18:37:21,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3996 states, 3979 states have (on average 1.9230962553405377) internal successors, (7652), 3995 states have internal predecessors, (7652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:21,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 3996 states and 7652 transitions. [2022-03-03 18:37:21,368 INFO L78 Accepts]: Start accepts. Automaton has 3996 states and 7652 transitions. Word has length 234 [2022-03-03 18:37:21,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:37:21,368 INFO L470 AbstractCegarLoop]: Abstraction has 3996 states and 7652 transitions. [2022-03-03 18:37:21,368 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:21,368 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 7652 transitions. [2022-03-03 18:37:21,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:37:21,370 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:37:21,370 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:37:21,370 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-03-03 18:37:21,370 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:37:21,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:37:21,370 INFO L85 PathProgramCache]: Analyzing trace with hash -664211052, now seen corresponding path program 29 times [2022-03-03 18:37:21,370 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:37:21,370 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396899747] [2022-03-03 18:37:21,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:37:21,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:37:21,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:37:22,617 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:37:22,617 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:37:22,617 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396899747] [2022-03-03 18:37:22,617 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396899747] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:37:22,617 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:37:22,617 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:37:22,617 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970449282] [2022-03-03 18:37:22,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:37:22,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:37:22,618 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:37:22,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:37:22,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1089, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:37:22,618 INFO L87 Difference]: Start difference. First operand 3996 states and 7652 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:28,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:37:28,970 INFO L93 Difference]: Finished difference Result 5049 states and 9750 transitions. [2022-03-03 18:37:28,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:37:28,970 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:37:28,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:37:28,976 INFO L225 Difference]: With dead ends: 5049 [2022-03-03 18:37:28,976 INFO L226 Difference]: Without dead ends: 5049 [2022-03-03 18:37:28,976 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1075 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=931, Invalid=4619, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:37:28,976 INFO L933 BasicCegarLoop]: 225 mSDtfsCounter, 2898 mSDsluCounter, 4288 mSDsCounter, 0 mSdLazyCounter, 4250 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2898 SdHoareTripleChecker+Valid, 4507 SdHoareTripleChecker+Invalid, 4445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 4250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:37:28,977 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2898 Valid, 4507 Invalid, 4445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 4250 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:37:28,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5049 states. [2022-03-03 18:37:29,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5049 to 3994. [2022-03-03 18:37:29,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3994 states, 3977 states have (on average 1.923057581091275) internal successors, (7648), 3993 states have internal predecessors, (7648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:29,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 3994 states and 7648 transitions. [2022-03-03 18:37:29,014 INFO L78 Accepts]: Start accepts. Automaton has 3994 states and 7648 transitions. Word has length 234 [2022-03-03 18:37:29,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:37:29,014 INFO L470 AbstractCegarLoop]: Abstraction has 3994 states and 7648 transitions. [2022-03-03 18:37:29,014 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:29,014 INFO L276 IsEmpty]: Start isEmpty. Operand 3994 states and 7648 transitions. [2022-03-03 18:37:29,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:37:29,016 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:37:29,016 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:37:29,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-03-03 18:37:29,017 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:37:29,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:37:29,017 INFO L85 PathProgramCache]: Analyzing trace with hash -548535272, now seen corresponding path program 30 times [2022-03-03 18:37:29,017 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:37:29,017 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654415738] [2022-03-03 18:37:29,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:37:29,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:37:29,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:37:30,202 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:37:30,202 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:37:30,202 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654415738] [2022-03-03 18:37:30,202 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654415738] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:37:30,202 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:37:30,202 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-03 18:37:30,203 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236571386] [2022-03-03 18:37:30,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:37:30,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-03 18:37:30,203 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:37:30,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-03 18:37:30,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1138, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:37:30,203 INFO L87 Difference]: Start difference. First operand 3994 states and 7648 transitions. Second operand has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:37,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:37:37,230 INFO L93 Difference]: Finished difference Result 5095 states and 9840 transitions. [2022-03-03 18:37:37,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:37:37,230 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:37:37,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:37:37,235 INFO L225 Difference]: With dead ends: 5095 [2022-03-03 18:37:37,235 INFO L226 Difference]: Without dead ends: 5095 [2022-03-03 18:37:37,235 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1494 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=1121, Invalid=5521, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:37:37,235 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 2875 mSDsluCounter, 4057 mSDsCounter, 0 mSdLazyCounter, 4088 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2875 SdHoareTripleChecker+Valid, 4283 SdHoareTripleChecker+Invalid, 4329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 4088 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:37:37,236 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2875 Valid, 4283 Invalid, 4329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 4088 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:37:37,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5095 states. [2022-03-03 18:37:37,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5095 to 3992. [2022-03-03 18:37:37,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3992 states, 3975 states have (on average 1.9230188679245284) internal successors, (7644), 3991 states have internal predecessors, (7644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:37,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 3992 states and 7644 transitions. [2022-03-03 18:37:37,270 INFO L78 Accepts]: Start accepts. Automaton has 3992 states and 7644 transitions. Word has length 234 [2022-03-03 18:37:37,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:37:37,271 INFO L470 AbstractCegarLoop]: Abstraction has 3992 states and 7644 transitions. [2022-03-03 18:37:37,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:37,271 INFO L276 IsEmpty]: Start isEmpty. Operand 3992 states and 7644 transitions. [2022-03-03 18:37:37,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:37:37,273 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:37:37,273 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:37:37,273 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-03-03 18:37:37,273 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:37:37,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:37:37,273 INFO L85 PathProgramCache]: Analyzing trace with hash 249074900, now seen corresponding path program 31 times [2022-03-03 18:37:37,273 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:37:37,273 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305747288] [2022-03-03 18:37:37,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:37:37,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:37:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:37:38,490 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:37:38,490 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:37:38,490 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305747288] [2022-03-03 18:37:38,490 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305747288] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:37:38,490 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:37:38,490 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:37:38,490 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073241573] [2022-03-03 18:37:38,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:37:38,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:37:38,491 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:37:38,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:37:38,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:37:38,491 INFO L87 Difference]: Start difference. First operand 3992 states and 7644 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:46,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:37:46,047 INFO L93 Difference]: Finished difference Result 5218 states and 10079 transitions. [2022-03-03 18:37:46,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:37:46,047 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:37:46,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:37:46,052 INFO L225 Difference]: With dead ends: 5218 [2022-03-03 18:37:46,052 INFO L226 Difference]: Without dead ends: 5218 [2022-03-03 18:37:46,053 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1507 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=1202, Invalid=5938, Unknown=0, NotChecked=0, Total=7140 [2022-03-03 18:37:46,053 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2932 mSDsluCounter, 4359 mSDsCounter, 0 mSdLazyCounter, 4374 mSolverCounterSat, 256 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2932 SdHoareTripleChecker+Valid, 4592 SdHoareTripleChecker+Invalid, 4630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 256 IncrementalHoareTripleChecker+Valid, 4374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:37:46,053 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2932 Valid, 4592 Invalid, 4630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [256 Valid, 4374 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:37:46,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5218 states. [2022-03-03 18:37:46,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5218 to 3998. [2022-03-03 18:37:46,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3998 states, 3981 states have (on average 1.9231348907309722) internal successors, (7656), 3997 states have internal predecessors, (7656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:46,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 3998 states and 7656 transitions. [2022-03-03 18:37:46,087 INFO L78 Accepts]: Start accepts. Automaton has 3998 states and 7656 transitions. Word has length 234 [2022-03-03 18:37:46,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:37:46,087 INFO L470 AbstractCegarLoop]: Abstraction has 3998 states and 7656 transitions. [2022-03-03 18:37:46,087 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:46,087 INFO L276 IsEmpty]: Start isEmpty. Operand 3998 states and 7656 transitions. [2022-03-03 18:37:46,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:37:46,089 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:37:46,089 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:37:46,089 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-03-03 18:37:46,089 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:37:46,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:37:46,090 INFO L85 PathProgramCache]: Analyzing trace with hash -1378972782, now seen corresponding path program 32 times [2022-03-03 18:37:46,090 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:37:46,090 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108725672] [2022-03-03 18:37:46,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:37:46,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:37:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:37:47,471 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:37:47,472 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:37:47,472 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108725672] [2022-03-03 18:37:47,472 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108725672] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:37:47,472 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:37:47,472 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:37:47,472 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771249081] [2022-03-03 18:37:47,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:37:47,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:37:47,472 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:37:47,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:37:47,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:37:47,473 INFO L87 Difference]: Start difference. First operand 3998 states and 7656 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:55,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:37:55,892 INFO L93 Difference]: Finished difference Result 5082 states and 9815 transitions. [2022-03-03 18:37:55,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:37:55,892 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:37:55,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:37:55,897 INFO L225 Difference]: With dead ends: 5082 [2022-03-03 18:37:55,897 INFO L226 Difference]: Without dead ends: 5082 [2022-03-03 18:37:55,897 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1296 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=1122, Invalid=5358, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:37:55,898 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 2818 mSDsluCounter, 4402 mSDsCounter, 0 mSdLazyCounter, 4511 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2818 SdHoareTripleChecker+Valid, 4632 SdHoareTripleChecker+Invalid, 4742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 4511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:37:55,898 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2818 Valid, 4632 Invalid, 4742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 4511 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-03 18:37:55,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5082 states. [2022-03-03 18:37:55,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5082 to 3990. [2022-03-03 18:37:55,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3990 states, 3973 states have (on average 1.9229801157815254) internal successors, (7640), 3989 states have internal predecessors, (7640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:55,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 3990 states and 7640 transitions. [2022-03-03 18:37:55,939 INFO L78 Accepts]: Start accepts. Automaton has 3990 states and 7640 transitions. Word has length 234 [2022-03-03 18:37:55,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:37:55,939 INFO L470 AbstractCegarLoop]: Abstraction has 3990 states and 7640 transitions. [2022-03-03 18:37:55,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:55,939 INFO L276 IsEmpty]: Start isEmpty. Operand 3990 states and 7640 transitions. [2022-03-03 18:37:55,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:37:55,941 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:37:55,941 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:37:55,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-03-03 18:37:55,941 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:37:55,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:37:55,942 INFO L85 PathProgramCache]: Analyzing trace with hash -1333976872, now seen corresponding path program 33 times [2022-03-03 18:37:55,942 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:37:55,942 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734124872] [2022-03-03 18:37:55,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:37:55,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:37:56,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:37:57,129 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:37:57,130 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:37:57,130 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734124872] [2022-03-03 18:37:57,130 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734124872] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:37:57,130 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:37:57,130 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:37:57,130 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013432411] [2022-03-03 18:37:57,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:37:57,130 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:37:57,130 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:37:57,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:37:57,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:37:57,131 INFO L87 Difference]: Start difference. First operand 3990 states and 7640 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:04,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:38:04,880 INFO L93 Difference]: Finished difference Result 5211 states and 10061 transitions. [2022-03-03 18:38:04,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:38:04,880 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:38:04,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:38:04,885 INFO L225 Difference]: With dead ends: 5211 [2022-03-03 18:38:04,885 INFO L226 Difference]: Without dead ends: 5211 [2022-03-03 18:38:04,885 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1710 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=1333, Invalid=6499, Unknown=0, NotChecked=0, Total=7832 [2022-03-03 18:38:04,885 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 3044 mSDsluCounter, 3999 mSDsCounter, 0 mSdLazyCounter, 3930 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3044 SdHoareTripleChecker+Valid, 4238 SdHoareTripleChecker+Invalid, 4219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 3930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:38:04,886 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3044 Valid, 4238 Invalid, 4219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 3930 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:38:04,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5211 states. [2022-03-03 18:38:04,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5211 to 3981. [2022-03-03 18:38:04,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3964 states have (on average 1.9228052472250252) internal successors, (7622), 3980 states have internal predecessors, (7622), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:04,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 7622 transitions. [2022-03-03 18:38:04,920 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 7622 transitions. Word has length 234 [2022-03-03 18:38:04,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:38:04,920 INFO L470 AbstractCegarLoop]: Abstraction has 3981 states and 7622 transitions. [2022-03-03 18:38:04,921 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:04,921 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 7622 transitions. [2022-03-03 18:38:04,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:38:04,922 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:38:04,922 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:38:04,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-03-03 18:38:04,923 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:38:04,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:38:04,923 INFO L85 PathProgramCache]: Analyzing trace with hash -38704806, now seen corresponding path program 34 times [2022-03-03 18:38:04,923 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:38:04,923 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320433900] [2022-03-03 18:38:04,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:38:04,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:38:05,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:38:06,164 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:38:06,164 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:38:06,164 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320433900] [2022-03-03 18:38:06,164 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [320433900] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:38:06,164 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:38:06,164 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-03 18:38:06,164 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639430182] [2022-03-03 18:38:06,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:38:06,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-03 18:38:06,165 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:38:06,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-03 18:38:06,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1160, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:38:06,165 INFO L87 Difference]: Start difference. First operand 3981 states and 7622 transitions. Second operand has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:14,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:38:14,452 INFO L93 Difference]: Finished difference Result 5173 states and 9989 transitions. [2022-03-03 18:38:14,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:38:14,453 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:38:14,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:38:14,458 INFO L225 Difference]: With dead ends: 5173 [2022-03-03 18:38:14,458 INFO L226 Difference]: Without dead ends: 5173 [2022-03-03 18:38:14,458 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1669 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=1310, Invalid=6522, Unknown=0, NotChecked=0, Total=7832 [2022-03-03 18:38:14,458 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 2712 mSDsluCounter, 4535 mSDsCounter, 0 mSdLazyCounter, 4626 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2712 SdHoareTripleChecker+Valid, 4770 SdHoareTripleChecker+Invalid, 4886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 4626 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:38:14,458 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2712 Valid, 4770 Invalid, 4886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 4626 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:38:14,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5173 states. [2022-03-03 18:38:14,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5173 to 3972. [2022-03-03 18:38:14,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3972 states, 3955 states have (on average 1.922629582806574) internal successors, (7604), 3971 states have internal predecessors, (7604), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:14,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3972 states to 3972 states and 7604 transitions. [2022-03-03 18:38:14,499 INFO L78 Accepts]: Start accepts. Automaton has 3972 states and 7604 transitions. Word has length 234 [2022-03-03 18:38:14,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:38:14,499 INFO L470 AbstractCegarLoop]: Abstraction has 3972 states and 7604 transitions. [2022-03-03 18:38:14,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:14,499 INFO L276 IsEmpty]: Start isEmpty. Operand 3972 states and 7604 transitions. [2022-03-03 18:38:14,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:38:14,501 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:38:14,501 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:38:14,501 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-03-03 18:38:14,501 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:38:14,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:38:14,501 INFO L85 PathProgramCache]: Analyzing trace with hash -1666752488, now seen corresponding path program 35 times [2022-03-03 18:38:14,502 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:38:14,502 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933158661] [2022-03-03 18:38:14,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:38:14,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:38:14,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:38:15,881 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:38:15,882 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:38:15,882 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933158661] [2022-03-03 18:38:15,882 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1933158661] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:38:15,882 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:38:15,882 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-03 18:38:15,882 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909114980] [2022-03-03 18:38:15,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:38:15,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-03 18:38:15,882 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:38:15,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-03 18:38:15,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1160, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:38:15,883 INFO L87 Difference]: Start difference. First operand 3972 states and 7604 transitions. Second operand has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:24,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:38:24,501 INFO L93 Difference]: Finished difference Result 5013 states and 9677 transitions. [2022-03-03 18:38:24,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-03 18:38:24,501 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:38:24,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:38:24,506 INFO L225 Difference]: With dead ends: 5013 [2022-03-03 18:38:24,506 INFO L226 Difference]: Without dead ends: 5013 [2022-03-03 18:38:24,507 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1354 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=1170, Invalid=5636, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:38:24,507 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 2904 mSDsluCounter, 4328 mSDsCounter, 0 mSdLazyCounter, 4211 mSolverCounterSat, 262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2904 SdHoareTripleChecker+Valid, 4558 SdHoareTripleChecker+Invalid, 4473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 262 IncrementalHoareTripleChecker+Valid, 4211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:38:24,507 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2904 Valid, 4558 Invalid, 4473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [262 Valid, 4211 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:38:24,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5013 states. [2022-03-03 18:38:24,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5013 to 3928. [2022-03-03 18:38:24,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3928 states, 3911 states have (on average 1.9207363845563794) internal successors, (7512), 3927 states have internal predecessors, (7512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:24,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 3928 states and 7512 transitions. [2022-03-03 18:38:24,545 INFO L78 Accepts]: Start accepts. Automaton has 3928 states and 7512 transitions. Word has length 234 [2022-03-03 18:38:24,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:38:24,545 INFO L470 AbstractCegarLoop]: Abstraction has 3928 states and 7512 transitions. [2022-03-03 18:38:24,545 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:24,546 INFO L276 IsEmpty]: Start isEmpty. Operand 3928 states and 7512 transitions. [2022-03-03 18:38:24,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:38:24,547 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:38:24,547 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:38:24,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-03-03 18:38:24,548 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:38:24,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:38:24,548 INFO L85 PathProgramCache]: Analyzing trace with hash 1498744556, now seen corresponding path program 36 times [2022-03-03 18:38:24,548 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:38:24,548 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656921177] [2022-03-03 18:38:24,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:38:24,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:38:24,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:38:25,645 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:38:25,646 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:38:25,646 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656921177] [2022-03-03 18:38:25,646 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656921177] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:38:25,646 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:38:25,646 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:38:25,646 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902068647] [2022-03-03 18:38:25,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:38:25,646 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:38:25,646 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:38:25,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:38:25,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1022, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:38:25,647 INFO L87 Difference]: Start difference. First operand 3928 states and 7512 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:30,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:38:30,505 INFO L93 Difference]: Finished difference Result 4645 states and 8941 transitions. [2022-03-03 18:38:30,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:38:30,505 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:38:30,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:38:30,510 INFO L225 Difference]: With dead ends: 4645 [2022-03-03 18:38:30,510 INFO L226 Difference]: Without dead ends: 4645 [2022-03-03 18:38:30,510 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 992 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=729, Invalid=4383, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:38:30,510 INFO L933 BasicCegarLoop]: 237 mSDtfsCounter, 2310 mSDsluCounter, 4026 mSDsCounter, 0 mSdLazyCounter, 4206 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2310 SdHoareTripleChecker+Valid, 4258 SdHoareTripleChecker+Invalid, 4364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 4206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:38:30,510 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2310 Valid, 4258 Invalid, 4364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 4206 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:38:30,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4645 states. [2022-03-03 18:38:30,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4645 to 3975. [2022-03-03 18:38:30,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3975 states, 3958 states have (on average 1.921677614957049) internal successors, (7606), 3974 states have internal predecessors, (7606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:30,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 3975 states and 7606 transitions. [2022-03-03 18:38:30,547 INFO L78 Accepts]: Start accepts. Automaton has 3975 states and 7606 transitions. Word has length 234 [2022-03-03 18:38:30,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:38:30,547 INFO L470 AbstractCegarLoop]: Abstraction has 3975 states and 7606 transitions. [2022-03-03 18:38:30,547 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:30,547 INFO L276 IsEmpty]: Start isEmpty. Operand 3975 states and 7606 transitions. [2022-03-03 18:38:30,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:38:30,549 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:38:30,549 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:38:30,549 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-03-03 18:38:30,549 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:38:30,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:38:30,549 INFO L85 PathProgramCache]: Analyzing trace with hash 1614420336, now seen corresponding path program 37 times [2022-03-03 18:38:30,549 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:38:30,550 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017981180] [2022-03-03 18:38:30,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:38:30,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:38:30,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:38:31,838 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:38:31,838 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:38:31,838 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017981180] [2022-03-03 18:38:31,838 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017981180] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:38:31,838 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:38:31,838 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:38:31,838 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428875525] [2022-03-03 18:38:31,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:38:31,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:38:31,839 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:38:31,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:38:31,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:38:31,839 INFO L87 Difference]: Start difference. First operand 3975 states and 7606 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:37,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:38:37,761 INFO L93 Difference]: Finished difference Result 4654 states and 8958 transitions. [2022-03-03 18:38:37,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:38:37,762 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:38:37,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:38:37,766 INFO L225 Difference]: With dead ends: 4654 [2022-03-03 18:38:37,766 INFO L226 Difference]: Without dead ends: 4654 [2022-03-03 18:38:37,767 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1165 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=804, Invalid=5048, Unknown=0, NotChecked=0, Total=5852 [2022-03-03 18:38:37,767 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 2140 mSDsluCounter, 4197 mSDsCounter, 0 mSdLazyCounter, 4595 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2140 SdHoareTripleChecker+Valid, 4433 SdHoareTripleChecker+Invalid, 4765 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 4595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:38:37,767 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2140 Valid, 4433 Invalid, 4765 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 4595 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:38:37,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4654 states. [2022-03-03 18:38:37,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4654 to 3993. [2022-03-03 18:38:37,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3993 states, 3976 states have (on average 1.9220321931589537) internal successors, (7642), 3992 states have internal predecessors, (7642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:37,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3993 states to 3993 states and 7642 transitions. [2022-03-03 18:38:37,802 INFO L78 Accepts]: Start accepts. Automaton has 3993 states and 7642 transitions. Word has length 234 [2022-03-03 18:38:37,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:38:37,802 INFO L470 AbstractCegarLoop]: Abstraction has 3993 states and 7642 transitions. [2022-03-03 18:38:37,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:37,802 INFO L276 IsEmpty]: Start isEmpty. Operand 3993 states and 7642 transitions. [2022-03-03 18:38:37,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:38:37,804 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:38:37,804 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:38:37,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-03-03 18:38:37,804 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:38:37,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:38:37,804 INFO L85 PathProgramCache]: Analyzing trace with hash -1882936788, now seen corresponding path program 38 times [2022-03-03 18:38:37,804 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:38:37,804 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159234218] [2022-03-03 18:38:37,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:38:37,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:38:37,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:38:38,903 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:38:38,903 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:38:38,903 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159234218] [2022-03-03 18:38:38,903 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159234218] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:38:38,903 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:38:38,903 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:38:38,903 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230179979] [2022-03-03 18:38:38,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:38:38,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:38:38,904 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:38:38,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:38:38,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:38:38,904 INFO L87 Difference]: Start difference. First operand 3993 states and 7642 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:44,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:38:44,312 INFO L93 Difference]: Finished difference Result 4816 states and 9276 transitions. [2022-03-03 18:38:44,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:38:44,313 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:38:44,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:38:44,317 INFO L225 Difference]: With dead ends: 4816 [2022-03-03 18:38:44,317 INFO L226 Difference]: Without dead ends: 4816 [2022-03-03 18:38:44,318 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1404 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=870, Invalid=5610, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:38:44,318 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 2053 mSDsluCounter, 3972 mSDsCounter, 0 mSdLazyCounter, 4529 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2053 SdHoareTripleChecker+Valid, 4220 SdHoareTripleChecker+Invalid, 4722 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 4529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:38:44,318 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2053 Valid, 4220 Invalid, 4722 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 4529 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:38:44,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4816 states. [2022-03-03 18:38:44,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4816 to 4011. [2022-03-03 18:38:44,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4011 states, 3994 states have (on average 1.9223835753630445) internal successors, (7678), 4010 states have internal predecessors, (7678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:44,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7678 transitions. [2022-03-03 18:38:44,352 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7678 transitions. Word has length 234 [2022-03-03 18:38:44,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:38:44,352 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7678 transitions. [2022-03-03 18:38:44,352 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:44,352 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7678 transitions. [2022-03-03 18:38:44,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:38:44,354 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:38:44,354 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:38:44,354 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-03-03 18:38:44,354 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:38:44,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:38:44,355 INFO L85 PathProgramCache]: Analyzing trace with hash 783982826, now seen corresponding path program 39 times [2022-03-03 18:38:44,355 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:38:44,355 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545932341] [2022-03-03 18:38:44,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:38:44,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:38:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:38:45,508 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:38:45,509 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:38:45,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545932341] [2022-03-03 18:38:45,509 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545932341] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:38:45,509 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:38:45,509 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:38:45,509 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242574653] [2022-03-03 18:38:45,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:38:45,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:38:45,509 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:38:45,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:38:45,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:38:45,510 INFO L87 Difference]: Start difference. First operand 4011 states and 7678 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:51,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:38:51,495 INFO L93 Difference]: Finished difference Result 4735 states and 9120 transitions. [2022-03-03 18:38:51,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:38:51,496 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:38:51,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:38:51,501 INFO L225 Difference]: With dead ends: 4735 [2022-03-03 18:38:51,501 INFO L226 Difference]: Without dead ends: 4735 [2022-03-03 18:38:51,501 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1346 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=870, Invalid=5610, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:38:51,501 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 1780 mSDsluCounter, 5043 mSDsCounter, 0 mSdLazyCounter, 5795 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1780 SdHoareTripleChecker+Valid, 5290 SdHoareTripleChecker+Invalid, 5948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 5795 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:38:51,501 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1780 Valid, 5290 Invalid, 5948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 5795 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-03 18:38:51,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4735 states. [2022-03-03 18:38:51,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4735 to 4011. [2022-03-03 18:38:51,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4011 states, 3994 states have (on average 1.9223835753630445) internal successors, (7678), 4010 states have internal predecessors, (7678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:51,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7678 transitions. [2022-03-03 18:38:51,538 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7678 transitions. Word has length 234 [2022-03-03 18:38:51,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:38:51,538 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7678 transitions. [2022-03-03 18:38:51,538 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:51,538 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7678 transitions. [2022-03-03 18:38:51,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:38:51,540 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:38:51,540 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:38:51,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-03-03 18:38:51,541 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:38:51,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:38:51,541 INFO L85 PathProgramCache]: Analyzing trace with hash 828978736, now seen corresponding path program 40 times [2022-03-03 18:38:51,541 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:38:51,541 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060205483] [2022-03-03 18:38:51,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:38:51,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:38:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:38:52,594 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:38:52,595 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:38:52,595 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060205483] [2022-03-03 18:38:52,595 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060205483] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:38:52,595 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:38:52,595 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:38:52,595 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452929057] [2022-03-03 18:38:52,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:38:52,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:38:52,595 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:38:52,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:38:52,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:38:52,596 INFO L87 Difference]: Start difference. First operand 4011 states and 7678 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Received shutdown request... [2022-03-03 18:38:54,789 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-03 18:38:54,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:38:54,790 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 499 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=401, Invalid=2569, Unknown=0, NotChecked=0, Total=2970 [2022-03-03 18:38:54,790 INFO L933 BasicCegarLoop]: 88 mSDtfsCounter, 859 mSDsluCounter, 1522 mSDsCounter, 0 mSdLazyCounter, 1616 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 859 SdHoareTripleChecker+Valid, 1606 SdHoareTripleChecker+Invalid, 1667 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 1616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:38:54,790 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [859 Valid, 1606 Invalid, 1667 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 1616 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:38:54,791 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (24 of 25 remaining) [2022-03-03 18:38:54,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-03-03 18:38:54,792 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (4011states) and FLOYD_HOARE automaton (currently 25 states, 35 states before enhancement),while ReachableStatesComputation was computing reachable states (304 states constructed, input type IntersectNwa). [2022-03-03 18:38:54,793 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (23 of 25 remaining) [2022-03-03 18:38:54,793 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (22 of 25 remaining) [2022-03-03 18:38:54,793 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 25 remaining) [2022-03-03 18:38:54,793 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (20 of 25 remaining) [2022-03-03 18:38:54,793 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (19 of 25 remaining) [2022-03-03 18:38:54,793 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (18 of 25 remaining) [2022-03-03 18:38:54,793 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (17 of 25 remaining) [2022-03-03 18:38:54,793 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (16 of 25 remaining) [2022-03-03 18:38:54,793 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (15 of 25 remaining) [2022-03-03 18:38:54,794 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (14 of 25 remaining) [2022-03-03 18:38:54,794 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (13 of 25 remaining) [2022-03-03 18:38:54,794 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (12 of 25 remaining) [2022-03-03 18:38:54,794 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (11 of 25 remaining) [2022-03-03 18:38:54,794 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (10 of 25 remaining) [2022-03-03 18:38:54,794 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (9 of 25 remaining) [2022-03-03 18:38:54,794 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (8 of 25 remaining) [2022-03-03 18:38:54,794 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (7 of 25 remaining) [2022-03-03 18:38:54,794 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (6 of 25 remaining) [2022-03-03 18:38:54,794 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (5 of 25 remaining) [2022-03-03 18:38:54,794 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (4 of 25 remaining) [2022-03-03 18:38:54,794 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 25 remaining) [2022-03-03 18:38:54,794 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (2 of 25 remaining) [2022-03-03 18:38:54,794 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (1 of 25 remaining) [2022-03-03 18:38:54,794 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (0 of 25 remaining) [2022-03-03 18:38:54,796 INFO L732 BasicCegarLoop]: Path program histogram: [40, 21, 18, 16, 15, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:38:54,798 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-03 18:38:54,798 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-03 18:38:54,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 06:38:54 BasicIcfg [2022-03-03 18:38:54,800 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-03 18:38:54,800 INFO L158 Benchmark]: Toolchain (without parser) took 720168.16ms. Allocated memory was 205.5MB in the beginning and 640.7MB in the end (delta: 435.2MB). Free memory was 150.2MB in the beginning and 274.9MB in the end (delta: -124.8MB). Peak memory consumption was 311.0MB. Max. memory is 8.0GB. [2022-03-03 18:38:54,800 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 205.5MB. Free memory was 169.0MB in the beginning and 168.9MB in the end (delta: 82.4kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-03 18:38:54,800 INFO L158 Benchmark]: CACSL2BoogieTranslator took 512.80ms. Allocated memory is still 205.5MB. Free memory was 150.0MB in the beginning and 149.4MB in the end (delta: 592.3kB). Peak memory consumption was 12.9MB. Max. memory is 8.0GB. [2022-03-03 18:38:54,800 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.78ms. Allocated memory is still 205.5MB. Free memory was 148.9MB in the beginning and 144.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-03 18:38:54,800 INFO L158 Benchmark]: Boogie Preprocessor took 60.29ms. Allocated memory is still 205.5MB. Free memory was 144.7MB in the beginning and 141.5MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-03 18:38:54,800 INFO L158 Benchmark]: RCFGBuilder took 533.46ms. Allocated memory is still 205.5MB. Free memory was 141.0MB in the beginning and 113.7MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2022-03-03 18:38:54,800 INFO L158 Benchmark]: TraceAbstraction took 718964.97ms. Allocated memory was 205.5MB in the beginning and 640.7MB in the end (delta: 435.2MB). Free memory was 113.2MB in the beginning and 274.9MB in the end (delta: -161.7MB). Peak memory consumption was 274.0MB. Max. memory is 8.0GB. [2022-03-03 18:38:54,800 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 205.5MB. Free memory was 169.0MB in the beginning and 168.9MB in the end (delta: 82.4kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 512.80ms. Allocated memory is still 205.5MB. Free memory was 150.0MB in the beginning and 149.4MB in the end (delta: 592.3kB). Peak memory consumption was 12.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 84.78ms. Allocated memory is still 205.5MB. Free memory was 148.9MB in the beginning and 144.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 60.29ms. Allocated memory is still 205.5MB. Free memory was 144.7MB in the beginning and 141.5MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 533.46ms. Allocated memory is still 205.5MB. Free memory was 141.0MB in the beginning and 113.7MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * TraceAbstraction took 718964.97ms. Allocated memory was 205.5MB in the beginning and 640.7MB in the end (delta: 435.2MB). Free memory was 113.2MB in the beginning and 274.9MB in the end (delta: -161.7MB). Peak memory consumption was 274.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4011states) and FLOYD_HOARE automaton (currently 25 states, 35 states before enhancement),while ReachableStatesComputation was computing reachable states (304 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4011states) and FLOYD_HOARE automaton (currently 25 states, 35 states before enhancement),while ReachableStatesComputation was computing reachable states (304 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4011states) and FLOYD_HOARE automaton (currently 25 states, 35 states before enhancement),while ReachableStatesComputation was computing reachable states (304 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1262]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4011states) and FLOYD_HOARE automaton (currently 25 states, 35 states before enhancement),while ReachableStatesComputation was computing reachable states (304 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4011states) and FLOYD_HOARE automaton (currently 25 states, 35 states before enhancement),while ReachableStatesComputation was computing reachable states (304 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4011states) and FLOYD_HOARE automaton (currently 25 states, 35 states before enhancement),while ReachableStatesComputation was computing reachable states (304 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1263]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4011states) and FLOYD_HOARE automaton (currently 25 states, 35 states before enhancement),while ReachableStatesComputation was computing reachable states (304 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1243]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4011states) and FLOYD_HOARE automaton (currently 25 states, 35 states before enhancement),while ReachableStatesComputation was computing reachable states (304 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1244]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4011states) and FLOYD_HOARE automaton (currently 25 states, 35 states before enhancement),while ReachableStatesComputation was computing reachable states (304 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1245]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4011states) and FLOYD_HOARE automaton (currently 25 states, 35 states before enhancement),while ReachableStatesComputation was computing reachable states (304 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1266]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4011states) and FLOYD_HOARE automaton (currently 25 states, 35 states before enhancement),while ReachableStatesComputation was computing reachable states (304 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1266]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4011states) and FLOYD_HOARE automaton (currently 25 states, 35 states before enhancement),while ReachableStatesComputation was computing reachable states (304 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1267]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4011states) and FLOYD_HOARE automaton (currently 25 states, 35 states before enhancement),while ReachableStatesComputation was computing reachable states (304 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1264]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (4011states) and FLOYD_HOARE automaton (currently 25 states, 35 states before enhancement),while ReachableStatesComputation was computing reachable states (304 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4011states) and FLOYD_HOARE automaton (currently 25 states, 35 states before enhancement),while ReachableStatesComputation was computing reachable states (304 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1251]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4011states) and FLOYD_HOARE automaton (currently 25 states, 35 states before enhancement),while ReachableStatesComputation was computing reachable states (304 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1243]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4011states) and FLOYD_HOARE automaton (currently 25 states, 35 states before enhancement),while ReachableStatesComputation was computing reachable states (304 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1244]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4011states) and FLOYD_HOARE automaton (currently 25 states, 35 states before enhancement),while ReachableStatesComputation was computing reachable states (304 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1245]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4011states) and FLOYD_HOARE automaton (currently 25 states, 35 states before enhancement),while ReachableStatesComputation was computing reachable states (304 states constructed, input type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 364 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 718.8s, OverallIterations: 146, TraceHistogramMax: 10, PathProgramHistogramMax: 40, EmptinessCheckTime: 0.3s, AutomataDifference: 601.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 289454 SdHoareTripleChecker+Valid, 242.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 289454 mSDsluCounter, 593413 SdHoareTripleChecker+Invalid, 204.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 549699 mSDsCounter, 28683 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 531865 IncrementalHoareTripleChecker+Invalid, 560548 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 28683 mSolverCounterUnsat, 44481 mSDtfsCounter, 531865 mSolverCounterSat, 1.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10285 GetRequests, 1260 SyntacticMatches, 10 SemanticMatches, 9015 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143994 ImplicationChecksByTransitivity, 400.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4208occurred in iteration=45, InterpolantAutomatonStates: 5983, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 6.5s AutomataMinimizationTime, 145 MinimizatonAttempts, 233186 StatesRemovedByMinimization, 135 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 4.9s SatisfiabilityAnalysisTime, 100.4s InterpolantComputationTime, 32434 NumberOfCodeBlocks, 32384 NumberOfCodeBlocksAsserted, 151 NumberOfCheckSat, 32497 ConstructedInterpolants, 0 QuantifiedInterpolants, 801999 SizeOfPredicates, 23 NumberOfNonLiveVariables, 886 ConjunctsInSsa, 66 ConjunctsInUnsatCore, 154 InterpolantComputations, 143 PerfectInterpolantSequences, 33030/33553 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