/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_18-nested_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-03 18:26:23,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-03 18:26:23,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-03 18:26:24,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-03 18:26:24,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-03 18:26:24,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-03 18:26:24,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-03 18:26:24,046 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-03 18:26:24,047 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-03 18:26:24,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-03 18:26:24,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-03 18:26:24,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-03 18:26:24,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-03 18:26:24,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-03 18:26:24,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-03 18:26:24,075 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-03 18:26:24,076 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-03 18:26:24,081 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-03 18:26:24,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-03 18:26:24,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-03 18:26:24,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-03 18:26:24,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-03 18:26:24,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-03 18:26:24,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-03 18:26:24,096 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-03 18:26:24,096 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-03 18:26:24,096 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-03 18:26:24,096 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-03 18:26:24,097 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-03 18:26:24,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-03-03 18:26:24,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-03 18:26:24,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-03 18:26:24,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-03 18:26:24,115 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 18:26:24,145 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-03 18:26:24,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-03 18:26:24,146 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-03 18:26:24,146 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-03 18:26:24,147 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-03 18:26:24,147 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-03 18:26:24,147 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-03 18:26:24,148 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-03 18:26:24,148 INFO L138 SettingsManager]: * Use SBE=true [2022-03-03 18:26:24,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-03 18:26:24,148 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-03 18:26:24,149 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-03 18:26:24,149 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-03 18:26:24,149 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-03 18:26:24,149 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-03 18:26:24,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-03 18:26:24,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-03 18:26:24,149 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-03 18:26:24,150 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-03 18:26:24,150 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-03 18:26:24,150 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-03 18:26:24,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-03 18:26:24,150 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-03 18:26:24,150 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-03 18:26:24,150 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-03 18:26:24,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-03 18:26:24,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-03 18:26:24,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-03 18:26:24,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-03 18:26:24,151 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-03 18:26:24,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-03 18:26:24,151 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-03 18:26:24,151 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-03 18:26:24,151 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-03 18:26:24,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-03 18:26:24,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-03 18:26:24,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-03 18:26:24,342 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-03 18:26:24,342 INFO L275 PluginConnector]: CDTParser initialized [2022-03-03 18:26:24,343 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_18-nested_rc.i [2022-03-03 18:26:24,384 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26c0f4935/8fc37eedf47f4f6d9d73cc52388ca999/FLAG57b4943dd [2022-03-03 18:26:24,764 INFO L306 CDTParser]: Found 1 translation units. [2022-03-03 18:26:24,765 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_18-nested_rc.i [2022-03-03 18:26:24,793 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26c0f4935/8fc37eedf47f4f6d9d73cc52388ca999/FLAG57b4943dd [2022-03-03 18:26:25,160 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26c0f4935/8fc37eedf47f4f6d9d73cc52388ca999 [2022-03-03 18:26:25,161 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-03 18:26:25,165 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-03 18:26:25,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-03 18:26:25,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-03 18:26:25,175 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-03 18:26:25,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:26:25" (1/1) ... [2022-03-03 18:26:25,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11366c4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:25, skipping insertion in model container [2022-03-03 18:26:25,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:26:25" (1/1) ... [2022-03-03 18:26:25,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-03 18:26:25,241 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-03 18:26:25,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-03 18:26:25,668 INFO L203 MainTranslator]: Completed pre-run [2022-03-03 18:26:25,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-03 18:26:25,765 INFO L208 MainTranslator]: Completed translation [2022-03-03 18:26:25,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:25 WrapperNode [2022-03-03 18:26:25,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-03 18:26:25,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-03 18:26:25,768 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-03 18:26:25,768 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-03 18:26:25,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:25" (1/1) ... [2022-03-03 18:26:25,798 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:25" (1/1) ... [2022-03-03 18:26:25,830 INFO L137 Inliner]: procedures = 371, calls = 34, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 231 [2022-03-03 18:26:25,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-03 18:26:25,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-03 18:26:25,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-03 18:26:25,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-03 18:26:25,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:25" (1/1) ... [2022-03-03 18:26:25,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:25" (1/1) ... [2022-03-03 18:26:25,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:25" (1/1) ... [2022-03-03 18:26:25,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:25" (1/1) ... [2022-03-03 18:26:25,869 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:25" (1/1) ... [2022-03-03 18:26:25,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:25" (1/1) ... [2022-03-03 18:26:25,873 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:25" (1/1) ... [2022-03-03 18:26:25,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-03 18:26:25,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-03 18:26:25,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-03 18:26:25,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-03 18:26:25,880 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:25" (1/1) ... [2022-03-03 18:26:25,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-03 18:26:25,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-03 18:26:25,911 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 18:26:25,917 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 18:26:25,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-03 18:26:25,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-03 18:26:25,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-03 18:26:25,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-03 18:26:25,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-03 18:26:25,938 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-03 18:26:25,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-03 18:26:25,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-03 18:26:25,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-03 18:26:25,939 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-03 18:26:25,939 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-03 18:26:25,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-03 18:26:25,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-03 18:26:25,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-03 18:26:25,940 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 18:26:26,047 INFO L234 CfgBuilder]: Building ICFG [2022-03-03 18:26:26,048 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-03 18:26:26,415 INFO L275 CfgBuilder]: Performing block encoding [2022-03-03 18:26:26,425 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-03 18:26:26,425 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-03-03 18:26:26,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.03 06:26:26 BoogieIcfgContainer [2022-03-03 18:26:26,427 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-03 18:26:26,428 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-03 18:26:26,428 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-03 18:26:26,432 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-03 18:26:26,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 06:26:25" (1/3) ... [2022-03-03 18:26:26,435 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4122847 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:26:26, skipping insertion in model container [2022-03-03 18:26:26,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:26:25" (2/3) ... [2022-03-03 18:26:26,436 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4122847 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:26:26, skipping insertion in model container [2022-03-03 18:26:26,436 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.03 06:26:26" (3/3) ... [2022-03-03 18:26:26,437 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_18-nested_rc.i [2022-03-03 18:26:26,440 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-03 18:26:26,440 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-03 18:26:26,440 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2022-03-03 18:26:26,440 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-03 18:26:26,501 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,501 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,501 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,503 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,503 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,503 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,503 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,515 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:26:26,564 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 18:26:26,566 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-03 18:26:26,599 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-03 18:26:26,605 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 18:26:26,606 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-03-03 18:26:26,622 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 278 places, 278 transitions, 561 flow [2022-03-03 18:26:26,728 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 18:26:26,733 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 18:26:26,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-03-03 18:26:26,738 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:26,738 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:26,739 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 18:26:26,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:26,747 INFO L85 PathProgramCache]: Analyzing trace with hash -582463024, now seen corresponding path program 1 times [2022-03-03 18:26:26,753 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:26,754 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22007145] [2022-03-03 18:26:26,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:26,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:26,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:26,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:26,944 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:26,944 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22007145] [2022-03-03 18:26:26,945 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22007145] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:26,945 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:26,945 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-03 18:26:26,946 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254571899] [2022-03-03 18:26:26,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:26,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-03 18:26:26,949 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:26,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-03 18:26:26,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-03 18:26:26,980 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 18:26:27,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:27,057 INFO L93 Difference]: Finished difference Result 3425 states and 6572 transitions. [2022-03-03 18:26:27,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-03 18:26:27,059 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 18:26:27,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:27,083 INFO L225 Difference]: With dead ends: 3425 [2022-03-03 18:26:27,083 INFO L226 Difference]: Without dead ends: 3415 [2022-03-03 18:26:27,084 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 18:26:27,087 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 18:26:27,090 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 18:26:27,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3415 states. [2022-03-03 18:26:27,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3415 to 3412. [2022-03-03 18:26:27,194 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 18:26:27,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 3412 states and 6550 transitions. [2022-03-03 18:26:27,201 INFO L78 Accepts]: Start accepts. Automaton has 3412 states and 6550 transitions. Word has length 45 [2022-03-03 18:26:27,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:27,202 INFO L470 AbstractCegarLoop]: Abstraction has 3412 states and 6550 transitions. [2022-03-03 18:26:27,202 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 18:26:27,203 INFO L276 IsEmpty]: Start isEmpty. Operand 3412 states and 6550 transitions. [2022-03-03 18:26:27,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-03-03 18:26:27,203 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:27,203 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:27,204 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-03 18:26:27,204 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 18:26:27,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:27,205 INFO L85 PathProgramCache]: Analyzing trace with hash 2083507397, now seen corresponding path program 1 times [2022-03-03 18:26:27,205 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:27,206 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978946248] [2022-03-03 18:26:27,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:27,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:27,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:27,306 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 18:26:27,307 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:27,307 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978946248] [2022-03-03 18:26:27,307 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978946248] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-03 18:26:27,307 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1491919568] [2022-03-03 18:26:27,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:27,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-03 18:26:27,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-03 18:26:27,309 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 18:26:27,329 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 18:26:27,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:27,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 4 conjunts are in the unsatisfiable core [2022-03-03 18:26:27,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-03 18:26:27,660 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 18:26:27,660 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-03 18:26:27,769 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 18:26:27,770 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1491919568] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-03 18:26:27,770 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-03 18:26:27,770 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-03-03 18:26:27,770 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58500746] [2022-03-03 18:26:27,770 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-03 18:26:27,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-03 18:26:27,771 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:27,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-03 18:26:27,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-03-03 18:26:27,772 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 18:26:27,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:27,821 INFO L93 Difference]: Finished difference Result 3422 states and 6560 transitions. [2022-03-03 18:26:27,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-03 18:26:27,821 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 18:26:27,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:27,831 INFO L225 Difference]: With dead ends: 3422 [2022-03-03 18:26:27,831 INFO L226 Difference]: Without dead ends: 3422 [2022-03-03 18:26:27,831 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 18:26:27,832 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 18:26:27,832 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 18:26:27,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3422 states. [2022-03-03 18:26:27,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3422 to 3422. [2022-03-03 18:26:27,874 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 18:26:27,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 3422 states and 6560 transitions. [2022-03-03 18:26:27,882 INFO L78 Accepts]: Start accepts. Automaton has 3422 states and 6560 transitions. Word has length 50 [2022-03-03 18:26:27,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:27,882 INFO L470 AbstractCegarLoop]: Abstraction has 3422 states and 6560 transitions. [2022-03-03 18:26:27,882 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 18:26:27,882 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 6560 transitions. [2022-03-03 18:26:27,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-03-03 18:26:27,885 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:27,885 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 18:26:27,905 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-03-03 18:26:28,099 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 18:26:28,099 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 18:26:28,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:28,100 INFO L85 PathProgramCache]: Analyzing trace with hash -852627547, now seen corresponding path program 2 times [2022-03-03 18:26:28,100 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:28,100 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618656921] [2022-03-03 18:26:28,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:28,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:28,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:28,189 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 18:26:28,189 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:28,189 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618656921] [2022-03-03 18:26:28,189 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618656921] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-03 18:26:28,189 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1747696471] [2022-03-03 18:26:28,189 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-03 18:26:28,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-03 18:26:28,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-03 18:26:28,209 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 18:26:28,211 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 18:26:28,291 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-03 18:26:28,291 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-03 18:26:28,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 21 conjunts are in the unsatisfiable core [2022-03-03 18:26:28,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-03 18:26:28,391 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 18:26:28,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-03 18:26:28,413 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 18:26:28,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-03 18:26:28,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-03 18:26:28,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-03 18:26:28,442 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-03 18:26:28,442 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 18:26:28,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-03 18:26:28,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-03 18:26:28,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-03 18:26:28,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-03 18:26:28,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-03 18:26:28,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-03 18:26:28,477 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-03 18:26:28,477 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 18:26:28,502 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 18:26:28,502 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-03 18:26:28,502 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1747696471] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:28,502 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-03 18:26:28,502 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 15 [2022-03-03 18:26:28,503 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862251649] [2022-03-03 18:26:28,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:28,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-03 18:26:28,503 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:28,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-03 18:26:28,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2022-03-03 18:26:28,504 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 18:26:28,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:28,722 INFO L93 Difference]: Finished difference Result 3420 states and 6558 transitions. [2022-03-03 18:26:28,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-03 18:26:28,723 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 18:26:28,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:28,732 INFO L225 Difference]: With dead ends: 3420 [2022-03-03 18:26:28,732 INFO L226 Difference]: Without dead ends: 3420 [2022-03-03 18:26:28,733 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 18:26:28,738 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 220 mSDsluCounter, 537 mSDsCounter, 0 mSdLazyCounter, 294 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 774 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:28,739 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 18:26:28,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3420 states. [2022-03-03 18:26:28,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3420 to 3420. [2022-03-03 18:26:28,787 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 18:26:28,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 3420 states and 6558 transitions. [2022-03-03 18:26:28,800 INFO L78 Accepts]: Start accepts. Automaton has 3420 states and 6558 transitions. Word has length 60 [2022-03-03 18:26:28,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:28,800 INFO L470 AbstractCegarLoop]: Abstraction has 3420 states and 6558 transitions. [2022-03-03 18:26:28,801 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 18:26:28,801 INFO L276 IsEmpty]: Start isEmpty. Operand 3420 states and 6558 transitions. [2022-03-03 18:26:28,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-03-03 18:26:28,801 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:28,801 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 18:26:28,845 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 18:26:29,028 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 18:26:29,029 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 18:26:29,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:29,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1238004900, now seen corresponding path program 1 times [2022-03-03 18:26:29,029 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:29,029 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945201288] [2022-03-03 18:26:29,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:29,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:29,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:29,119 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 18:26:29,119 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:29,119 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945201288] [2022-03-03 18:26:29,119 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945201288] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-03 18:26:29,119 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1565072992] [2022-03-03 18:26:29,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:29,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-03 18:26:29,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-03 18:26:29,121 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 18:26:29,122 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 18:26:29,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:29,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-03 18:26:29,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-03 18:26:29,294 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 18:26:29,294 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-03 18:26:29,425 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 18:26:29,425 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1565072992] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-03 18:26:29,425 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-03 18:26:29,425 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-03-03 18:26:29,425 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229100468] [2022-03-03 18:26:29,425 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-03 18:26:29,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:26:29,426 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:29,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:26:29,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:26:29,426 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 18:26:29,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:29,562 INFO L93 Difference]: Finished difference Result 3440 states and 6578 transitions. [2022-03-03 18:26:29,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:26:29,562 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 18:26:29,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:29,572 INFO L225 Difference]: With dead ends: 3440 [2022-03-03 18:26:29,572 INFO L226 Difference]: Without dead ends: 3440 [2022-03-03 18:26:29,572 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 18:26:29,573 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 18:26:29,573 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 18:26:29,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3440 states. [2022-03-03 18:26:29,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3440 to 3440. [2022-03-03 18:26:29,633 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 18:26:29,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 3440 states and 6578 transitions. [2022-03-03 18:26:29,640 INFO L78 Accepts]: Start accepts. Automaton has 3440 states and 6578 transitions. Word has length 68 [2022-03-03 18:26:29,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:29,640 INFO L470 AbstractCegarLoop]: Abstraction has 3440 states and 6578 transitions. [2022-03-03 18:26:29,640 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 18:26:29,640 INFO L276 IsEmpty]: Start isEmpty. Operand 3440 states and 6578 transitions. [2022-03-03 18:26:29,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-03-03 18:26:29,641 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:29,641 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 18:26:29,660 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 18:26:29,854 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 18:26:29,854 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 18:26:29,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:29,854 INFO L85 PathProgramCache]: Analyzing trace with hash -140987804, now seen corresponding path program 2 times [2022-03-03 18:26:29,855 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:29,855 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155599604] [2022-03-03 18:26:29,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:29,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:29,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:30,010 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 18:26:30,011 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:30,011 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155599604] [2022-03-03 18:26:30,011 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155599604] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-03 18:26:30,011 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1076431212] [2022-03-03 18:26:30,011 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-03 18:26:30,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-03 18:26:30,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-03 18:26:30,012 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 18:26:30,013 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 18:26:30,094 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-03 18:26:30,094 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-03 18:26:30,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 17 conjunts are in the unsatisfiable core [2022-03-03 18:26:30,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-03 18:26:30,235 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 18:26:30,266 INFO L353 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-03-03 18:26:30,266 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 18:26:30,302 INFO L353 Elim1Store]: treesize reduction 64, result has 22.9 percent of original size [2022-03-03 18:26:30,303 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 18:26:30,342 INFO L353 Elim1Store]: treesize reduction 114, result has 19.7 percent of original size [2022-03-03 18:26:30,342 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 18:26:30,373 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 18:26:30,373 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-03 18:26:30,373 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1076431212] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:30,373 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-03 18:26:30,373 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2022-03-03 18:26:30,373 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348207689] [2022-03-03 18:26:30,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:30,374 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:26:30,374 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:30,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:26:30,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:26:30,375 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 18:26:30,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:30,581 INFO L93 Difference]: Finished difference Result 3438 states and 6576 transitions. [2022-03-03 18:26:30,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:26:30,582 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 18:26:30,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:30,598 INFO L225 Difference]: With dead ends: 3438 [2022-03-03 18:26:30,598 INFO L226 Difference]: Without dead ends: 3438 [2022-03-03 18:26:30,599 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 18:26:30,599 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 4 mSDsluCounter, 302 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 560 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:30,600 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 560 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:26:30,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3438 states. [2022-03-03 18:26:30,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3438 to 3438. [2022-03-03 18:26:30,673 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 18:26:30,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 3438 states and 6576 transitions. [2022-03-03 18:26:30,681 INFO L78 Accepts]: Start accepts. Automaton has 3438 states and 6576 transitions. Word has length 88 [2022-03-03 18:26:30,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:30,682 INFO L470 AbstractCegarLoop]: Abstraction has 3438 states and 6576 transitions. [2022-03-03 18:26:30,682 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 18:26:30,682 INFO L276 IsEmpty]: Start isEmpty. Operand 3438 states and 6576 transitions. [2022-03-03 18:26:30,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-03-03 18:26:30,682 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:30,683 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 18:26:30,716 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-03 18:26:30,915 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 18:26:30,916 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 18:26:30,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:30,916 INFO L85 PathProgramCache]: Analyzing trace with hash 1493118986, now seen corresponding path program 1 times [2022-03-03 18:26:30,916 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:30,916 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518905838] [2022-03-03 18:26:30,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:30,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:31,105 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 18:26:31,105 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:31,105 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518905838] [2022-03-03 18:26:31,105 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518905838] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-03 18:26:31,105 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [796007380] [2022-03-03 18:26:31,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:31,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-03 18:26:31,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-03 18:26:31,119 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 18:26:31,120 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 18:26:31,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:31,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 16 conjunts are in the unsatisfiable core [2022-03-03 18:26:31,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-03 18:26:31,352 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 18:26:31,352 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-03 18:26:31,543 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 18:26:31,543 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [796007380] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-03 18:26:31,543 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-03 18:26:31,543 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2022-03-03 18:26:31,543 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698262611] [2022-03-03 18:26:31,543 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-03 18:26:31,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-03 18:26:31,544 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:31,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-03 18:26:31,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2022-03-03 18:26:31,545 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 18:26:31,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:31,790 INFO L93 Difference]: Finished difference Result 3453 states and 6591 transitions. [2022-03-03 18:26:31,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-03 18:26:31,790 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 18:26:31,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:31,801 INFO L225 Difference]: With dead ends: 3453 [2022-03-03 18:26:31,801 INFO L226 Difference]: Without dead ends: 3453 [2022-03-03 18:26:31,802 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 18:26:31,802 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 18:26:31,802 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 18:26:31,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3453 states. [2022-03-03 18:26:31,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3453 to 3453. [2022-03-03 18:26:31,850 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 18:26:31,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3453 states to 3453 states and 6591 transitions. [2022-03-03 18:26:31,857 INFO L78 Accepts]: Start accepts. Automaton has 3453 states and 6591 transitions. Word has length 99 [2022-03-03 18:26:31,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:31,857 INFO L470 AbstractCegarLoop]: Abstraction has 3453 states and 6591 transitions. [2022-03-03 18:26:31,857 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 18:26:31,857 INFO L276 IsEmpty]: Start isEmpty. Operand 3453 states and 6591 transitions. [2022-03-03 18:26:31,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-03-03 18:26:31,858 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:31,858 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:31,877 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 18:26:32,073 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 18:26:32,074 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 18:26:32,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:32,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1721236511, now seen corresponding path program 2 times [2022-03-03 18:26:32,074 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:32,074 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874985990] [2022-03-03 18:26:32,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:32,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:32,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:32,201 INFO 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 18:26:32,202 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:32,202 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874985990] [2022-03-03 18:26:32,202 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874985990] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:32,202 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:32,202 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:26:32,202 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390963905] [2022-03-03 18:26:32,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:32,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:26:32,202 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:32,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:26:32,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:26:32,203 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 18:26:32,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:32,405 INFO L93 Difference]: Finished difference Result 3452 states and 6590 transitions. [2022-03-03 18:26:32,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:26:32,415 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 18:26:32,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:32,423 INFO L225 Difference]: With dead ends: 3452 [2022-03-03 18:26:32,423 INFO L226 Difference]: Without dead ends: 3452 [2022-03-03 18:26:32,424 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 18:26:32,424 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, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:32,424 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 555 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:26:32,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3452 states. [2022-03-03 18:26:32,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3452 to 3452. [2022-03-03 18:26:32,480 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 18:26:32,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 3452 states and 6590 transitions. [2022-03-03 18:26:32,486 INFO L78 Accepts]: Start accepts. Automaton has 3452 states and 6590 transitions. Word has length 114 [2022-03-03 18:26:32,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:32,486 INFO L470 AbstractCegarLoop]: Abstraction has 3452 states and 6590 transitions. [2022-03-03 18:26:32,486 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 18:26:32,486 INFO L276 IsEmpty]: Start isEmpty. Operand 3452 states and 6590 transitions. [2022-03-03 18:26:32,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-03-03 18:26:32,488 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:32,488 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:32,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-03 18:26:32,489 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 18:26:32,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:32,489 INFO L85 PathProgramCache]: Analyzing trace with hash -764773287, now seen corresponding path program 1 times [2022-03-03 18:26:32,489 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:32,489 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597076245] [2022-03-03 18:26:32,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:32,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:32,594 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 18:26:32,594 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:32,594 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597076245] [2022-03-03 18:26:32,594 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597076245] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:32,594 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:32,594 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:26:32,594 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153742104] [2022-03-03 18:26:32,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:32,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:26:32,595 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:32,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:26:32,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:26:32,595 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 18:26:33,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:33,012 INFO L93 Difference]: Finished difference Result 5339 states and 10270 transitions. [2022-03-03 18:26:33,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:26:33,013 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 18:26:33,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:33,024 INFO L225 Difference]: With dead ends: 5339 [2022-03-03 18:26:33,024 INFO L226 Difference]: Without dead ends: 5339 [2022-03-03 18:26:33,024 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 18:26:33,024 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 18:26:33,024 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 18:26:33,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5339 states. [2022-03-03 18:26:33,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5339 to 3683. [2022-03-03 18:26:33,072 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 18:26:33,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3683 states to 3683 states and 7049 transitions. [2022-03-03 18:26:33,077 INFO L78 Accepts]: Start accepts. Automaton has 3683 states and 7049 transitions. Word has length 149 [2022-03-03 18:26:33,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:33,078 INFO L470 AbstractCegarLoop]: Abstraction has 3683 states and 7049 transitions. [2022-03-03 18:26:33,078 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 18:26:33,078 INFO L276 IsEmpty]: Start isEmpty. Operand 3683 states and 7049 transitions. [2022-03-03 18:26:33,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-03-03 18:26:33,078 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:33,079 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:33,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-03 18:26:33,079 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 18:26:33,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:33,079 INFO L85 PathProgramCache]: Analyzing trace with hash 1532564956, now seen corresponding path program 1 times [2022-03-03 18:26:33,079 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:33,079 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432429554] [2022-03-03 18:26:33,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:33,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:33,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:33,157 INFO 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 18:26:33,157 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:33,158 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432429554] [2022-03-03 18:26:33,158 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432429554] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:33,158 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:33,158 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:26:33,158 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964486171] [2022-03-03 18:26:33,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:33,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:26:33,158 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:33,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:26:33,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:26:33,159 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 18:26:33,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:33,281 INFO L93 Difference]: Finished difference Result 3682 states and 7048 transitions. [2022-03-03 18:26:33,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:26:33,290 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 18:26:33,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:33,300 INFO L225 Difference]: With dead ends: 3682 [2022-03-03 18:26:33,300 INFO L226 Difference]: Without dead ends: 3682 [2022-03-03 18:26:33,301 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 18:26:33,301 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 18:26:33,301 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 18:26:33,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3682 states. [2022-03-03 18:26:33,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3682 to 3682. [2022-03-03 18:26:33,350 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 18:26:33,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 7048 transitions. [2022-03-03 18:26:33,354 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 7048 transitions. Word has length 160 [2022-03-03 18:26:33,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:33,354 INFO L470 AbstractCegarLoop]: Abstraction has 3682 states and 7048 transitions. [2022-03-03 18:26:33,355 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 18:26:33,355 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 7048 transitions. [2022-03-03 18:26:33,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-03-03 18:26:33,355 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:33,356 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:33,356 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-03 18:26:33,356 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 18:26:33,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:33,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1950203685, now seen corresponding path program 1 times [2022-03-03 18:26:33,356 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:33,356 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698987547] [2022-03-03 18:26:33,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:33,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:33,463 INFO 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 18:26:33,464 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:33,464 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698987547] [2022-03-03 18:26:33,464 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698987547] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:33,464 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:33,464 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:26:33,464 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684744525] [2022-03-03 18:26:33,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:33,464 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:26:33,464 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:33,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:26:33,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:26:33,465 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 18:26:33,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:33,587 INFO L93 Difference]: Finished difference Result 3681 states and 7047 transitions. [2022-03-03 18:26:33,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:26:33,588 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 18:26:33,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:33,593 INFO L225 Difference]: With dead ends: 3681 [2022-03-03 18:26:33,593 INFO L226 Difference]: Without dead ends: 3681 [2022-03-03 18:26:33,593 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 18:26:33,594 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 18:26:33,594 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 18:26:33,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3681 states. [2022-03-03 18:26:33,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3681 to 3681. [2022-03-03 18:26:33,636 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 18:26:33,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3681 states to 3681 states and 7047 transitions. [2022-03-03 18:26:33,640 INFO L78 Accepts]: Start accepts. Automaton has 3681 states and 7047 transitions. Word has length 169 [2022-03-03 18:26:33,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:33,640 INFO L470 AbstractCegarLoop]: Abstraction has 3681 states and 7047 transitions. [2022-03-03 18:26:33,640 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 18:26:33,641 INFO L276 IsEmpty]: Start isEmpty. Operand 3681 states and 7047 transitions. [2022-03-03 18:26:33,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-03-03 18:26:33,642 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:33,642 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:33,642 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-03 18:26:33,642 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 18:26:33,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:33,642 INFO L85 PathProgramCache]: Analyzing trace with hash -2052367616, now seen corresponding path program 1 times [2022-03-03 18:26:33,643 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:33,643 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851716844] [2022-03-03 18:26:33,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:33,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:33,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:33,742 INFO 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 18:26:33,742 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:33,742 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851716844] [2022-03-03 18:26:33,742 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851716844] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:33,742 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:33,742 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:26:33,744 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606739398] [2022-03-03 18:26:33,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:33,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:26:33,744 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:33,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:26:33,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:26:33,745 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 18:26:33,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:33,863 INFO L93 Difference]: Finished difference Result 3680 states and 7046 transitions. [2022-03-03 18:26:33,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:26:33,864 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 18:26:33,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:33,869 INFO L225 Difference]: With dead ends: 3680 [2022-03-03 18:26:33,869 INFO L226 Difference]: Without dead ends: 3680 [2022-03-03 18:26:33,869 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 18:26:33,870 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 18:26:33,870 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 18:26:33,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3680 states. [2022-03-03 18:26:33,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3680 to 3680. [2022-03-03 18:26:33,931 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 18:26:33,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3680 states and 7046 transitions. [2022-03-03 18:26:33,936 INFO L78 Accepts]: Start accepts. Automaton has 3680 states and 7046 transitions. Word has length 177 [2022-03-03 18:26:33,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:33,936 INFO L470 AbstractCegarLoop]: Abstraction has 3680 states and 7046 transitions. [2022-03-03 18:26:33,936 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 18:26:33,936 INFO L276 IsEmpty]: Start isEmpty. Operand 3680 states and 7046 transitions. [2022-03-03 18:26:33,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-03-03 18:26:33,937 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:33,938 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:33,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-03 18:26:33,938 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 18:26:33,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:33,938 INFO L85 PathProgramCache]: Analyzing trace with hash 1139996680, now seen corresponding path program 1 times [2022-03-03 18:26:33,938 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:33,938 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803788111] [2022-03-03 18:26:33,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:33,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:33,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:34,062 INFO 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 18:26:34,063 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:34,063 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803788111] [2022-03-03 18:26:34,063 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803788111] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:34,063 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:34,063 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:26:34,063 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602544647] [2022-03-03 18:26:34,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:34,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:26:34,064 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:34,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:26:34,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:26:34,064 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 18:26:34,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:34,509 INFO L93 Difference]: Finished difference Result 4040 states and 7760 transitions. [2022-03-03 18:26:34,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:26:34,510 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 18:26:34,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:34,516 INFO L225 Difference]: With dead ends: 4040 [2022-03-03 18:26:34,516 INFO L226 Difference]: Without dead ends: 4040 [2022-03-03 18:26:34,516 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 18:26:34,517 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 254 mSDsluCounter, 789 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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 18:26:34,517 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 18:26:34,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4040 states. [2022-03-03 18:26:34,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4040 to 3912. [2022-03-03 18:26:34,557 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 18:26:34,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 3912 states and 7506 transitions. [2022-03-03 18:26:34,561 INFO L78 Accepts]: Start accepts. Automaton has 3912 states and 7506 transitions. Word has length 201 [2022-03-03 18:26:34,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:34,561 INFO L470 AbstractCegarLoop]: Abstraction has 3912 states and 7506 transitions. [2022-03-03 18:26:34,561 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 18:26:34,562 INFO L276 IsEmpty]: Start isEmpty. Operand 3912 states and 7506 transitions. [2022-03-03 18:26:34,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-03-03 18:26:34,563 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:34,563 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:34,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-03 18:26:34,563 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 18:26:34,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:34,564 INFO L85 PathProgramCache]: Analyzing trace with hash -1098592927, now seen corresponding path program 1 times [2022-03-03 18:26:34,564 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:34,564 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581523081] [2022-03-03 18:26:34,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:34,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:34,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:34,659 INFO 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 18:26:34,659 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:34,659 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581523081] [2022-03-03 18:26:34,659 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581523081] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:34,660 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:34,660 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:26:34,660 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604010061] [2022-03-03 18:26:34,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:34,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:26:34,660 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:34,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:26:34,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:26:34,660 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 18:26:34,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:34,950 INFO L93 Difference]: Finished difference Result 4648 states and 8901 transitions. [2022-03-03 18:26:34,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:26:34,950 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 18:26:34,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:34,957 INFO L225 Difference]: With dead ends: 4648 [2022-03-03 18:26:34,957 INFO L226 Difference]: Without dead ends: 4414 [2022-03-03 18:26:34,957 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 18:26:34,958 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 18:26:34,958 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 18:26:34,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4414 states. [2022-03-03 18:26:34,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4414 to 3910. [2022-03-03 18:26:34,998 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 18:26:35,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3910 states to 3910 states and 7483 transitions. [2022-03-03 18:26:35,003 INFO L78 Accepts]: Start accepts. Automaton has 3910 states and 7483 transitions. Word has length 211 [2022-03-03 18:26:35,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:35,003 INFO L470 AbstractCegarLoop]: Abstraction has 3910 states and 7483 transitions. [2022-03-03 18:26:35,004 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 18:26:35,004 INFO L276 IsEmpty]: Start isEmpty. Operand 3910 states and 7483 transitions. [2022-03-03 18:26:35,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-03-03 18:26:35,005 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:35,005 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] [2022-03-03 18:26:35,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-03 18:26:35,006 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 18:26:35,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:35,006 INFO L85 PathProgramCache]: Analyzing trace with hash -421619158, now seen corresponding path program 1 times [2022-03-03 18:26:35,006 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:35,006 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110355147] [2022-03-03 18:26:35,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:35,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:35,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:35,095 INFO 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 18:26:35,095 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:35,095 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110355147] [2022-03-03 18:26:35,095 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110355147] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:35,095 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:35,095 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:26:35,096 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848268140] [2022-03-03 18:26:35,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:35,096 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:26:35,096 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:35,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:26:35,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:26:35,096 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 18:26:35,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:35,341 INFO L93 Difference]: Finished difference Result 4070 states and 7798 transitions. [2022-03-03 18:26:35,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:26:35,341 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 18:26:35,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:35,352 INFO L225 Difference]: With dead ends: 4070 [2022-03-03 18:26:35,352 INFO L226 Difference]: Without dead ends: 4070 [2022-03-03 18:26:35,352 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 18:26:35,353 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 18:26:35,353 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 18:26:35,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4070 states. [2022-03-03 18:26:35,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4070 to 4029. [2022-03-03 18:26:35,400 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 18:26:35,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 7717 transitions. [2022-03-03 18:26:35,404 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 7717 transitions. Word has length 212 [2022-03-03 18:26:35,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:35,405 INFO L470 AbstractCegarLoop]: Abstraction has 4029 states and 7717 transitions. [2022-03-03 18:26:35,405 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 18:26:35,405 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 7717 transitions. [2022-03-03 18:26:35,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:26:35,407 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:35,407 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] [2022-03-03 18:26:35,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-03 18:26:35,407 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 18:26:35,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:35,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1048362835, now seen corresponding path program 1 times [2022-03-03 18:26:35,407 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:35,408 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869989569] [2022-03-03 18:26:35,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:35,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:35,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:35,904 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:26:35,905 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:35,905 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869989569] [2022-03-03 18:26:35,905 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869989569] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:35,905 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:35,905 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:26:35,905 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068475376] [2022-03-03 18:26:35,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:35,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:26:35,906 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:35,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:26:35,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:26:35,906 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 18:26:37,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:37,253 INFO L93 Difference]: Finished difference Result 7172 states and 13871 transitions. [2022-03-03 18:26:37,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:26:37,253 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 18:26:37,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:37,262 INFO L225 Difference]: With dead ends: 7172 [2022-03-03 18:26:37,263 INFO L226 Difference]: Without dead ends: 7172 [2022-03-03 18:26:37,264 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 18:26:37,265 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1649 mSDsluCounter, 1662 mSDsCounter, 0 mSdLazyCounter, 1661 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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 18:26:37,265 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 18:26:37,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7172 states. [2022-03-03 18:26:37,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7172 to 4045. [2022-03-03 18:26:37,314 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 18:26:37,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4045 states to 4045 states and 7749 transitions. [2022-03-03 18:26:37,319 INFO L78 Accepts]: Start accepts. Automaton has 4045 states and 7749 transitions. Word has length 218 [2022-03-03 18:26:37,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:37,320 INFO L470 AbstractCegarLoop]: Abstraction has 4045 states and 7749 transitions. [2022-03-03 18:26:37,320 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 18:26:37,320 INFO L276 IsEmpty]: Start isEmpty. Operand 4045 states and 7749 transitions. [2022-03-03 18:26:37,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:26:37,322 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:37,322 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:37,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-03 18:26:37,322 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 18:26:37,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:37,323 INFO L85 PathProgramCache]: Analyzing trace with hash 1376089387, now seen corresponding path program 2 times [2022-03-03 18:26:37,323 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:37,323 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371731150] [2022-03-03 18:26:37,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:37,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:37,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:37,646 INFO 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 18:26:37,646 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:37,646 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371731150] [2022-03-03 18:26:37,646 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371731150] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:37,646 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:37,647 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:26:37,647 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036863441] [2022-03-03 18:26:37,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:37,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:26:37,647 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:37,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:26:37,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:26:37,647 INFO L87 Difference]: Start difference. First operand 4045 states and 7749 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 18:26:38,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:38,933 INFO L93 Difference]: Finished difference Result 7246 states and 14018 transitions. [2022-03-03 18:26:38,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:26:38,933 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 18:26:38,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:38,943 INFO L225 Difference]: With dead ends: 7246 [2022-03-03 18:26:38,943 INFO L226 Difference]: Without dead ends: 7246 [2022-03-03 18:26:38,944 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=239, Invalid=573, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:26:38,944 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1654 mSDsluCounter, 1460 mSDsCounter, 0 mSdLazyCounter, 1635 mSolverCounterSat, 369 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1654 SdHoareTripleChecker+Valid, 1838 SdHoareTripleChecker+Invalid, 2004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 369 IncrementalHoareTripleChecker+Valid, 1635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:38,944 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1654 Valid, 1838 Invalid, 2004 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [369 Valid, 1635 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:26:38,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7246 states. [2022-03-03 18:26:38,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7246 to 4046. [2022-03-03 18:26:38,992 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 18:26:38,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4046 states to 4046 states and 7751 transitions. [2022-03-03 18:26:38,997 INFO L78 Accepts]: Start accepts. Automaton has 4046 states and 7751 transitions. Word has length 218 [2022-03-03 18:26:38,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:38,997 INFO L470 AbstractCegarLoop]: Abstraction has 4046 states and 7751 transitions. [2022-03-03 18:26:38,997 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 18:26:38,997 INFO L276 IsEmpty]: Start isEmpty. Operand 4046 states and 7751 transitions. [2022-03-03 18:26:38,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:26:38,999 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:38,999 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:38,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-03 18:26:38,999 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 18:26:38,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:39,000 INFO L85 PathProgramCache]: Analyzing trace with hash -1214805707, now seen corresponding path program 3 times [2022-03-03 18:26:39,000 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:39,000 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591598626] [2022-03-03 18:26:39,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:39,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:39,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:39,522 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 18:26:39,522 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:39,522 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591598626] [2022-03-03 18:26:39,522 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591598626] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:39,522 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:39,522 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-03 18:26:39,523 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062609435] [2022-03-03 18:26:39,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:39,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-03 18:26:39,523 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:39,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-03 18:26:39,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2022-03-03 18:26:39,523 INFO L87 Difference]: Start difference. First operand 4046 states and 7751 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 18:26:41,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:41,123 INFO L93 Difference]: Finished difference Result 7278 states and 14083 transitions. [2022-03-03 18:26:41,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:26:41,123 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 18:26:41,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:41,133 INFO L225 Difference]: With dead ends: 7278 [2022-03-03 18:26:41,134 INFO L226 Difference]: Without dead ends: 7278 [2022-03-03 18:26:41,134 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=262, Invalid=608, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:26:41,134 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 1439 mSDsluCounter, 1587 mSDsCounter, 0 mSdLazyCounter, 1822 mSolverCounterSat, 386 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1439 SdHoareTripleChecker+Valid, 1962 SdHoareTripleChecker+Invalid, 2208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 386 IncrementalHoareTripleChecker+Valid, 1822 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:41,134 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1439 Valid, 1962 Invalid, 2208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [386 Valid, 1822 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:26:41,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7278 states. [2022-03-03 18:26:41,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7278 to 4065. [2022-03-03 18:26:41,216 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 18:26:41,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 4065 states and 7790 transitions. [2022-03-03 18:26:41,221 INFO L78 Accepts]: Start accepts. Automaton has 4065 states and 7790 transitions. Word has length 218 [2022-03-03 18:26:41,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:41,222 INFO L470 AbstractCegarLoop]: Abstraction has 4065 states and 7790 transitions. [2022-03-03 18:26:41,222 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 18:26:41,222 INFO L276 IsEmpty]: Start isEmpty. Operand 4065 states and 7790 transitions. [2022-03-03 18:26:41,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:26:41,224 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:41,224 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:41,224 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-03 18:26:41,224 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 18:26:41,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:41,225 INFO L85 PathProgramCache]: Analyzing trace with hash 1878851341, now seen corresponding path program 4 times [2022-03-03 18:26:41,225 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:41,225 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950818654] [2022-03-03 18:26:41,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:41,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:41,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:41,759 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 18:26:41,759 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:41,759 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950818654] [2022-03-03 18:26:41,760 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950818654] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:41,760 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:41,760 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-03 18:26:41,760 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626276896] [2022-03-03 18:26:41,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:41,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-03 18:26:41,760 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:41,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-03 18:26:41,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2022-03-03 18:26:41,761 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 18:26:43,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:43,011 INFO L93 Difference]: Finished difference Result 7302 states and 14130 transitions. [2022-03-03 18:26:43,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:26:43,011 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 18:26:43,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:43,021 INFO L225 Difference]: With dead ends: 7302 [2022-03-03 18:26:43,022 INFO L226 Difference]: Without dead ends: 7302 [2022-03-03 18:26:43,022 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 18:26:43,022 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1166 mSDsluCounter, 1319 mSDsCounter, 0 mSdLazyCounter, 1419 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1166 SdHoareTripleChecker+Valid, 1658 SdHoareTripleChecker+Invalid, 1687 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 1419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:43,022 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1166 Valid, 1658 Invalid, 1687 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 1419 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:26:43,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7302 states. [2022-03-03 18:26:43,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7302 to 4067. [2022-03-03 18:26:43,075 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 18:26:43,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4067 states to 4067 states and 7794 transitions. [2022-03-03 18:26:43,080 INFO L78 Accepts]: Start accepts. Automaton has 4067 states and 7794 transitions. Word has length 218 [2022-03-03 18:26:43,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:43,080 INFO L470 AbstractCegarLoop]: Abstraction has 4067 states and 7794 transitions. [2022-03-03 18:26:43,080 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 18:26:43,080 INFO L276 IsEmpty]: Start isEmpty. Operand 4067 states and 7794 transitions. [2022-03-03 18:26:43,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:26:43,082 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:43,082 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:43,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-03 18:26:43,083 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 18:26:43,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:43,083 INFO L85 PathProgramCache]: Analyzing trace with hash -712043753, now seen corresponding path program 5 times [2022-03-03 18:26:43,083 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:43,083 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387381416] [2022-03-03 18:26:43,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:43,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:43,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:43,590 INFO 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 18:26:43,590 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:43,590 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387381416] [2022-03-03 18:26:43,590 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387381416] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:43,590 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:43,590 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-03 18:26:43,590 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038644949] [2022-03-03 18:26:43,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:43,590 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-03 18:26:43,591 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:43,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-03 18:26:43,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2022-03-03 18:26:43,591 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 18:26:45,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:45,157 INFO L93 Difference]: Finished difference Result 7407 states and 14340 transitions. [2022-03-03 18:26:45,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:26:45,158 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 18:26:45,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:45,167 INFO L225 Difference]: With dead ends: 7407 [2022-03-03 18:26:45,167 INFO L226 Difference]: Without dead ends: 7407 [2022-03-03 18:26:45,168 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 18:26:45,168 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 987 mSDsluCounter, 1722 mSDsCounter, 0 mSdLazyCounter, 1896 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 987 SdHoareTripleChecker+Valid, 2078 SdHoareTripleChecker+Invalid, 2198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 1896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:45,168 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [987 Valid, 2078 Invalid, 2198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 1896 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:26:45,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7407 states. [2022-03-03 18:26:45,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7407 to 4066. [2022-03-03 18:26:45,218 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 18:26:45,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4066 states to 4066 states and 7792 transitions. [2022-03-03 18:26:45,223 INFO L78 Accepts]: Start accepts. Automaton has 4066 states and 7792 transitions. Word has length 218 [2022-03-03 18:26:45,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:45,223 INFO L470 AbstractCegarLoop]: Abstraction has 4066 states and 7792 transitions. [2022-03-03 18:26:45,223 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 18:26:45,223 INFO L276 IsEmpty]: Start isEmpty. Operand 4066 states and 7792 transitions. [2022-03-03 18:26:45,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:26:45,225 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:45,225 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:45,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-03 18:26:45,225 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 18:26:45,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:45,225 INFO L85 PathProgramCache]: Analyzing trace with hash 279642541, now seen corresponding path program 6 times [2022-03-03 18:26:45,225 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:45,225 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995655240] [2022-03-03 18:26:45,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:45,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:45,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:45,559 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 18:26:45,560 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:45,560 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995655240] [2022-03-03 18:26:45,560 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995655240] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:45,560 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:45,560 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:26:45,560 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693241232] [2022-03-03 18:26:45,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:45,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:26:45,560 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:45,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:26:45,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:26:45,561 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 18:26:46,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:46,991 INFO L93 Difference]: Finished difference Result 7379 states and 14285 transitions. [2022-03-03 18:26:46,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:26:46,991 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 18:26:46,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:47,000 INFO L225 Difference]: With dead ends: 7379 [2022-03-03 18:26:47,000 INFO L226 Difference]: Without dead ends: 7379 [2022-03-03 18:26:47,001 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 18:26:47,003 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1578 mSDsluCounter, 1546 mSDsCounter, 0 mSdLazyCounter, 1787 mSolverCounterSat, 417 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1578 SdHoareTripleChecker+Valid, 1898 SdHoareTripleChecker+Invalid, 2204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 417 IncrementalHoareTripleChecker+Valid, 1787 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:47,003 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1578 Valid, 1898 Invalid, 2204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [417 Valid, 1787 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:26:47,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7379 states. [2022-03-03 18:26:47,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7379 to 4085. [2022-03-03 18:26:47,081 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 18:26:47,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4085 states to 4085 states and 7831 transitions. [2022-03-03 18:26:47,087 INFO L78 Accepts]: Start accepts. Automaton has 4085 states and 7831 transitions. Word has length 218 [2022-03-03 18:26:47,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:47,087 INFO L470 AbstractCegarLoop]: Abstraction has 4085 states and 7831 transitions. [2022-03-03 18:26:47,087 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 18:26:47,087 INFO L276 IsEmpty]: Start isEmpty. Operand 4085 states and 7831 transitions. [2022-03-03 18:26:47,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:26:47,089 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:47,089 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] [2022-03-03 18:26:47,089 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-03 18:26:47,089 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 18:26:47,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:47,089 INFO L85 PathProgramCache]: Analyzing trace with hash -962613427, now seen corresponding path program 7 times [2022-03-03 18:26:47,089 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:47,089 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59404934] [2022-03-03 18:26:47,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:47,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:47,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:47,465 INFO 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 18:26:47,465 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:47,465 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59404934] [2022-03-03 18:26:47,465 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59404934] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:47,465 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:47,465 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:26:47,465 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162412035] [2022-03-03 18:26:47,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:47,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:26:47,466 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:47,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:26:47,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:26:47,466 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 18:26:48,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:48,460 INFO L93 Difference]: Finished difference Result 7355 states and 14236 transitions. [2022-03-03 18:26:48,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:26:48,460 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 18:26:48,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:48,469 INFO L225 Difference]: With dead ends: 7355 [2022-03-03 18:26:48,470 INFO L226 Difference]: Without dead ends: 7355 [2022-03-03 18:26:48,470 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 18:26:48,472 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1410 mSDsluCounter, 1104 mSDsCounter, 0 mSdLazyCounter, 1203 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1410 SdHoareTripleChecker+Valid, 1405 SdHoareTripleChecker+Invalid, 1499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 1203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:48,472 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1410 Valid, 1405 Invalid, 1499 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 1203 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:26:48,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7355 states. [2022-03-03 18:26:48,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7355 to 4088. [2022-03-03 18:26:48,531 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 18:26:48,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 4088 states and 7837 transitions. [2022-03-03 18:26:48,536 INFO L78 Accepts]: Start accepts. Automaton has 4088 states and 7837 transitions. Word has length 218 [2022-03-03 18:26:48,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:48,536 INFO L470 AbstractCegarLoop]: Abstraction has 4088 states and 7837 transitions. [2022-03-03 18:26:48,536 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 18:26:48,536 INFO L276 IsEmpty]: Start isEmpty. Operand 4088 states and 7837 transitions. [2022-03-03 18:26:48,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:26:48,538 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:48,538 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:48,539 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-03 18:26:48,539 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 18:26:48,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:48,539 INFO L85 PathProgramCache]: Analyzing trace with hash 741458775, now seen corresponding path program 8 times [2022-03-03 18:26:48,539 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:48,540 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734787060] [2022-03-03 18:26:48,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:48,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:48,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:48,830 INFO 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 18:26:48,831 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:48,831 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734787060] [2022-03-03 18:26:48,831 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734787060] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:48,831 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:48,831 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:26:48,831 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522968845] [2022-03-03 18:26:48,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:48,831 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:26:48,831 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:48,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:26:48,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:26:48,832 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 18:26:50,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:50,317 INFO L93 Difference]: Finished difference Result 7460 states and 14446 transitions. [2022-03-03 18:26:50,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:26:50,317 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 18:26:50,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:50,326 INFO L225 Difference]: With dead ends: 7460 [2022-03-03 18:26:50,327 INFO L226 Difference]: Without dead ends: 7460 [2022-03-03 18:26:50,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:26:50,328 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1553 mSDsluCounter, 1763 mSDsCounter, 0 mSdLazyCounter, 2071 mSolverCounterSat, 353 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1553 SdHoareTripleChecker+Valid, 2054 SdHoareTripleChecker+Invalid, 2424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 353 IncrementalHoareTripleChecker+Valid, 2071 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:50,329 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1553 Valid, 2054 Invalid, 2424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [353 Valid, 2071 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:26:50,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7460 states. [2022-03-03 18:26:50,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7460 to 4087. [2022-03-03 18:26:50,384 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 18:26:50,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4087 states to 4087 states and 7835 transitions. [2022-03-03 18:26:50,388 INFO L78 Accepts]: Start accepts. Automaton has 4087 states and 7835 transitions. Word has length 218 [2022-03-03 18:26:50,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:50,389 INFO L470 AbstractCegarLoop]: Abstraction has 4087 states and 7835 transitions. [2022-03-03 18:26:50,389 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 18:26:50,389 INFO L276 IsEmpty]: Start isEmpty. Operand 4087 states and 7835 transitions. [2022-03-03 18:26:50,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:26:50,392 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:50,392 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:50,392 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-03 18:26:50,392 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 18:26:50,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:50,392 INFO L85 PathProgramCache]: Analyzing trace with hash 1733145069, now seen corresponding path program 9 times [2022-03-03 18:26:50,392 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:50,392 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698026827] [2022-03-03 18:26:50,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:50,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:50,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:50,673 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 18:26:50,674 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:50,674 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698026827] [2022-03-03 18:26:50,674 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698026827] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:50,674 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:50,674 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:26:50,674 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835256249] [2022-03-03 18:26:50,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:50,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:26:50,675 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:50,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:26:50,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:26:50,675 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 18:26:52,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:52,122 INFO L93 Difference]: Finished difference Result 7557 states and 14640 transitions. [2022-03-03 18:26:52,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:26:52,123 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 18:26:52,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:52,131 INFO L225 Difference]: With dead ends: 7557 [2022-03-03 18:26:52,131 INFO L226 Difference]: Without dead ends: 7557 [2022-03-03 18:26:52,132 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 18:26:52,132 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1157 mSDsluCounter, 1521 mSDsCounter, 0 mSdLazyCounter, 1893 mSolverCounterSat, 320 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1157 SdHoareTripleChecker+Valid, 1828 SdHoareTripleChecker+Invalid, 2213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 320 IncrementalHoareTripleChecker+Valid, 1893 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:52,132 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1157 Valid, 1828 Invalid, 2213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [320 Valid, 1893 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:26:52,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7557 states. [2022-03-03 18:26:52,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7557 to 4086. [2022-03-03 18:26:52,183 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 18:26:52,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4086 states to 4086 states and 7833 transitions. [2022-03-03 18:26:52,187 INFO L78 Accepts]: Start accepts. Automaton has 4086 states and 7833 transitions. Word has length 218 [2022-03-03 18:26:52,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:52,187 INFO L470 AbstractCegarLoop]: Abstraction has 4086 states and 7833 transitions. [2022-03-03 18:26:52,187 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 18:26:52,187 INFO L276 IsEmpty]: Start isEmpty. Operand 4086 states and 7833 transitions. [2022-03-03 18:26:52,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:26:52,189 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:52,189 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] [2022-03-03 18:26:52,189 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-03 18:26:52,189 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 18:26:52,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:52,189 INFO L85 PathProgramCache]: Analyzing trace with hash -1106016459, now seen corresponding path program 10 times [2022-03-03 18:26:52,189 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:52,189 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902937464] [2022-03-03 18:26:52,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:52,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:52,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:52,469 INFO 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 18:26:52,469 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:52,469 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902937464] [2022-03-03 18:26:52,469 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902937464] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:52,469 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:52,469 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:26:52,470 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123670639] [2022-03-03 18:26:52,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:52,470 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:26:52,470 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:52,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:26:52,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:26:52,470 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 18:26:53,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:53,990 INFO L93 Difference]: Finished difference Result 7480 states and 14487 transitions. [2022-03-03 18:26:53,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:26:53,990 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 18:26:53,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:53,999 INFO L225 Difference]: With dead ends: 7480 [2022-03-03 18:26:53,999 INFO L226 Difference]: Without dead ends: 7480 [2022-03-03 18:26:54,000 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 18:26:54,000 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1602 mSDsluCounter, 1815 mSDsCounter, 0 mSdLazyCounter, 2043 mSolverCounterSat, 399 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1602 SdHoareTripleChecker+Valid, 2145 SdHoareTripleChecker+Invalid, 2442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 399 IncrementalHoareTripleChecker+Valid, 2043 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:54,000 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1602 Valid, 2145 Invalid, 2442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [399 Valid, 2043 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:26:54,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7480 states. [2022-03-03 18:26:54,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7480 to 4105. [2022-03-03 18:26:54,053 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 18:26:54,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4105 states to 4105 states and 7872 transitions. [2022-03-03 18:26:54,058 INFO L78 Accepts]: Start accepts. Automaton has 4105 states and 7872 transitions. Word has length 218 [2022-03-03 18:26:54,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:54,058 INFO L470 AbstractCegarLoop]: Abstraction has 4105 states and 7872 transitions. [2022-03-03 18:26:54,058 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 18:26:54,058 INFO L276 IsEmpty]: Start isEmpty. Operand 4105 states and 7872 transitions. [2022-03-03 18:26:54,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:26:54,060 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:54,060 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:54,060 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-03 18:26:54,060 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 18:26:54,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:54,060 INFO L85 PathProgramCache]: Analyzing trace with hash 1900402349, now seen corresponding path program 11 times [2022-03-03 18:26:54,060 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:54,060 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123283525] [2022-03-03 18:26:54,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:54,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:54,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:54,503 INFO 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 18:26:54,503 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:54,503 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123283525] [2022-03-03 18:26:54,503 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123283525] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:54,503 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:54,503 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-03 18:26:54,503 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285416824] [2022-03-03 18:26:54,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:54,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-03 18:26:54,503 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:54,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-03 18:26:54,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2022-03-03 18:26:54,504 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 18:26:55,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:55,821 INFO L93 Difference]: Finished difference Result 4773 states and 9166 transitions. [2022-03-03 18:26:55,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:26:55,822 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 18:26:55,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:55,827 INFO L225 Difference]: With dead ends: 4773 [2022-03-03 18:26:55,827 INFO L226 Difference]: Without dead ends: 4773 [2022-03-03 18:26:55,827 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 18:26:55,827 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1545 mSDsluCounter, 1395 mSDsCounter, 0 mSdLazyCounter, 1657 mSolverCounterSat, 359 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1545 SdHoareTripleChecker+Valid, 1706 SdHoareTripleChecker+Invalid, 2016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 359 IncrementalHoareTripleChecker+Valid, 1657 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:55,828 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1545 Valid, 1706 Invalid, 2016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [359 Valid, 1657 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:26:55,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4773 states. [2022-03-03 18:26:55,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4773 to 4061. [2022-03-03 18:26:55,861 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 18:26:55,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4061 states to 4061 states and 7781 transitions. [2022-03-03 18:26:55,865 INFO L78 Accepts]: Start accepts. Automaton has 4061 states and 7781 transitions. Word has length 218 [2022-03-03 18:26:55,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:55,865 INFO L470 AbstractCegarLoop]: Abstraction has 4061 states and 7781 transitions. [2022-03-03 18:26:55,866 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 18:26:55,866 INFO L276 IsEmpty]: Start isEmpty. Operand 4061 states and 7781 transitions. [2022-03-03 18:26:55,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:26:55,870 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:55,870 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:55,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-03 18:26:55,870 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 18:26:55,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:55,870 INFO L85 PathProgramCache]: Analyzing trace with hash 989043096, now seen corresponding path program 1 times [2022-03-03 18:26:55,870 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:55,870 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914386649] [2022-03-03 18:26:55,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:55,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:55,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:56,109 INFO 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 18:26:56,109 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:56,109 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914386649] [2022-03-03 18:26:56,109 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914386649] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:56,109 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:56,109 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:26:56,109 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179494457] [2022-03-03 18:26:56,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:56,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:26:56,110 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:56,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:26:56,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:26:56,110 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 18:26:56,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:56,828 INFO L93 Difference]: Finished difference Result 4082 states and 7822 transitions. [2022-03-03 18:26:56,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:26:56,828 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 18:26:56,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:56,833 INFO L225 Difference]: With dead ends: 4082 [2022-03-03 18:26:56,833 INFO L226 Difference]: Without dead ends: 4082 [2022-03-03 18:26:56,834 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 18:26:56,834 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1373 mSDsluCounter, 1442 mSDsCounter, 0 mSdLazyCounter, 1223 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1373 SdHoareTripleChecker+Valid, 1754 SdHoareTripleChecker+Invalid, 1297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:56,834 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1373 Valid, 1754 Invalid, 1297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1223 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-03 18:26:56,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4082 states. [2022-03-03 18:26:56,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4082 to 4011. [2022-03-03 18:26:56,889 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 18:26:56,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7681 transitions. [2022-03-03 18:26:56,895 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7681 transitions. Word has length 218 [2022-03-03 18:26:56,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:56,895 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7681 transitions. [2022-03-03 18:26:56,895 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 18:26:56,895 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7681 transitions. [2022-03-03 18:26:56,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:26:56,897 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:56,897 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:56,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-03 18:26:56,897 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 18:26:56,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:56,898 INFO L85 PathProgramCache]: Analyzing trace with hash -699103487, now seen corresponding path program 12 times [2022-03-03 18:26:56,898 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:56,898 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80175492] [2022-03-03 18:26:56,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:56,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:56,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:57,221 INFO 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 18:26:57,221 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:57,221 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80175492] [2022-03-03 18:26:57,221 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80175492] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:57,221 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:57,221 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:26:57,221 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390887232] [2022-03-03 18:26:57,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:57,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:26:57,222 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:57,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:26:57,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:26:57,222 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 18:26:58,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:58,313 INFO L93 Difference]: Finished difference Result 7130 states and 13788 transitions. [2022-03-03 18:26:58,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:26:58,313 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 18:26:58,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:58,321 INFO L225 Difference]: With dead ends: 7130 [2022-03-03 18:26:58,321 INFO L226 Difference]: Without dead ends: 7130 [2022-03-03 18:26:58,321 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 18:26:58,322 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 1484 mSDsluCounter, 1332 mSDsCounter, 0 mSdLazyCounter, 1413 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1484 SdHoareTripleChecker+Valid, 1574 SdHoareTripleChecker+Invalid, 1656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 1413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:58,322 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1484 Valid, 1574 Invalid, 1656 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 1413 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:26:58,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7130 states. [2022-03-03 18:26:58,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7130 to 4010. [2022-03-03 18:26:58,360 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 18:26:58,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 4010 states and 7679 transitions. [2022-03-03 18:26:58,364 INFO L78 Accepts]: Start accepts. Automaton has 4010 states and 7679 transitions. Word has length 218 [2022-03-03 18:26:58,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:58,364 INFO L470 AbstractCegarLoop]: Abstraction has 4010 states and 7679 transitions. [2022-03-03 18:26:58,364 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 18:26:58,364 INFO L276 IsEmpty]: Start isEmpty. Operand 4010 states and 7679 transitions. [2022-03-03 18:26:58,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:26:58,366 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:58,366 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:58,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-03 18:26:58,366 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 18:26:58,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:58,367 INFO L85 PathProgramCache]: Analyzing trace with hash 1004968715, now seen corresponding path program 13 times [2022-03-03 18:26:58,367 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:58,367 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614058653] [2022-03-03 18:26:58,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:58,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:58,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:58,639 INFO 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 18:26:58,639 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:58,639 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614058653] [2022-03-03 18:26:58,639 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614058653] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:58,639 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:58,639 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:26:58,639 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990058083] [2022-03-03 18:26:58,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:58,639 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:26:58,640 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:58,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:26:58,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:26:58,640 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 18:26:59,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:59,629 INFO L93 Difference]: Finished difference Result 7220 states and 13968 transitions. [2022-03-03 18:26:59,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:26:59,629 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 18:26:59,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:59,638 INFO L225 Difference]: With dead ends: 7220 [2022-03-03 18:26:59,639 INFO L226 Difference]: Without dead ends: 7220 [2022-03-03 18:26:59,639 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 18:26:59,639 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 1271 mSDsluCounter, 1084 mSDsCounter, 0 mSdLazyCounter, 1271 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1271 SdHoareTripleChecker+Valid, 1343 SdHoareTripleChecker+Invalid, 1488 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 1271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:59,639 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1271 Valid, 1343 Invalid, 1488 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 1271 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:26:59,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7220 states. [2022-03-03 18:26:59,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7220 to 4009. [2022-03-03 18:26:59,692 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 18:26:59,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 4009 states and 7677 transitions. [2022-03-03 18:26:59,698 INFO L78 Accepts]: Start accepts. Automaton has 4009 states and 7677 transitions. Word has length 218 [2022-03-03 18:26:59,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:59,698 INFO L470 AbstractCegarLoop]: Abstraction has 4009 states and 7677 transitions. [2022-03-03 18:26:59,698 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 18:26:59,698 INFO L276 IsEmpty]: Start isEmpty. Operand 4009 states and 7677 transitions. [2022-03-03 18:26:59,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:26:59,700 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:59,700 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:59,700 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-03 18:26:59,700 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 18:26:59,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:59,701 INFO L85 PathProgramCache]: Analyzing trace with hash 1996655009, now seen corresponding path program 14 times [2022-03-03 18:26:59,701 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:59,701 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504331212] [2022-03-03 18:26:59,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:59,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:59,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:59,965 INFO 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 18:26:59,966 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:59,966 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504331212] [2022-03-03 18:26:59,966 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504331212] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:59,966 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:59,966 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:26:59,966 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962647411] [2022-03-03 18:26:59,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:59,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:26:59,966 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:59,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:26:59,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:26:59,967 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 18:27:01,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:01,331 INFO L93 Difference]: Finished difference Result 7304 states and 14136 transitions. [2022-03-03 18:27:01,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:27:01,331 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 18:27:01,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:01,341 INFO L225 Difference]: With dead ends: 7304 [2022-03-03 18:27:01,341 INFO L226 Difference]: Without dead ends: 7304 [2022-03-03 18:27:01,342 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=295, Invalid=827, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:27:01,342 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 1306 mSDsluCounter, 1476 mSDsCounter, 0 mSdLazyCounter, 1743 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1306 SdHoareTripleChecker+Valid, 1748 SdHoareTripleChecker+Invalid, 2033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 1743 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:01,342 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1306 Valid, 1748 Invalid, 2033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 1743 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:27:01,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7304 states. [2022-03-03 18:27:01,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7304 to 4008. [2022-03-03 18:27:01,446 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 18:27:01,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 4008 states and 7675 transitions. [2022-03-03 18:27:01,452 INFO L78 Accepts]: Start accepts. Automaton has 4008 states and 7675 transitions. Word has length 218 [2022-03-03 18:27:01,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:01,452 INFO L470 AbstractCegarLoop]: Abstraction has 4008 states and 7675 transitions. [2022-03-03 18:27:01,452 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 18:27:01,453 INFO L276 IsEmpty]: Start isEmpty. Operand 4008 states and 7675 transitions. [2022-03-03 18:27:01,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-03 18:27:01,454 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:01,454 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:01,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-03 18:27:01,455 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 18:27:01,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:01,455 INFO L85 PathProgramCache]: Analyzing trace with hash -842506519, now seen corresponding path program 15 times [2022-03-03 18:27:01,455 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:01,455 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156082767] [2022-03-03 18:27:01,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:01,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:01,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:01,719 INFO 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 18:27:01,720 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:01,720 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156082767] [2022-03-03 18:27:01,720 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156082767] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:01,720 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:01,720 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-03 18:27:01,720 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365838821] [2022-03-03 18:27:01,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:01,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-03 18:27:01,720 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:01,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-03 18:27:01,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2022-03-03 18:27:01,721 INFO L87 Difference]: Start difference. First operand 4008 states and 7675 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 18:27:03,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:03,121 INFO L93 Difference]: Finished difference Result 7173 states and 13874 transitions. [2022-03-03 18:27:03,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:27:03,122 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 18:27:03,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:03,131 INFO L225 Difference]: With dead ends: 7173 [2022-03-03 18:27:03,131 INFO L226 Difference]: Without dead ends: 7173 [2022-03-03 18:27:03,132 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=313, Invalid=877, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:27:03,133 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 1072 mSDsluCounter, 1623 mSDsCounter, 0 mSdLazyCounter, 1955 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1072 SdHoareTripleChecker+Valid, 1911 SdHoareTripleChecker+Invalid, 2235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 1955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:03,133 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1072 Valid, 1911 Invalid, 2235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 1955 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:27:03,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7173 states. [2022-03-03 18:27:03,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7173 to 3786. [2022-03-03 18:27:03,176 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 18:27:03,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3786 states to 3786 states and 7231 transitions. [2022-03-03 18:27:03,180 INFO L78 Accepts]: Start accepts. Automaton has 3786 states and 7231 transitions. Word has length 218 [2022-03-03 18:27:03,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:03,180 INFO L470 AbstractCegarLoop]: Abstraction has 3786 states and 7231 transitions. [2022-03-03 18:27:03,180 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 18:27:03,180 INFO L276 IsEmpty]: Start isEmpty. Operand 3786 states and 7231 transitions. [2022-03-03 18:27:03,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-03-03 18:27:03,182 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:03,182 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] [2022-03-03 18:27:03,182 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-03 18:27:03,182 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 18:27:03,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:03,183 INFO L85 PathProgramCache]: Analyzing trace with hash -45185233, now seen corresponding path program 1 times [2022-03-03 18:27:03,183 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:03,183 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202225961] [2022-03-03 18:27:03,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:03,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:03,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:03,270 INFO 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 18:27:03,270 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:03,270 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202225961] [2022-03-03 18:27:03,270 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202225961] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:03,270 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:03,270 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:27:03,270 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108595781] [2022-03-03 18:27:03,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:03,271 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:27:03,271 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:03,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:27:03,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:27:03,271 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 18:27:03,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:03,442 INFO L93 Difference]: Finished difference Result 3939 states and 7532 transitions. [2022-03-03 18:27:03,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:27:03,442 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 18:27:03,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:03,447 INFO L225 Difference]: With dead ends: 3939 [2022-03-03 18:27:03,448 INFO L226 Difference]: Without dead ends: 3939 [2022-03-03 18:27:03,448 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 18:27:03,449 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 99 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 566 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:03,452 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [99 Valid, 566 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:27:03,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3939 states. [2022-03-03 18:27:03,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3939 to 3902. [2022-03-03 18:27:03,492 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 18:27:03,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 3902 states and 7459 transitions. [2022-03-03 18:27:03,539 INFO L78 Accepts]: Start accepts. Automaton has 3902 states and 7459 transitions. Word has length 220 [2022-03-03 18:27:03,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:03,539 INFO L470 AbstractCegarLoop]: Abstraction has 3902 states and 7459 transitions. [2022-03-03 18:27:03,539 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 18:27:03,539 INFO L276 IsEmpty]: Start isEmpty. Operand 3902 states and 7459 transitions. [2022-03-03 18:27:03,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:03,541 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:03,541 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:03,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-03 18:27:03,541 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 18:27:03,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:03,542 INFO L85 PathProgramCache]: Analyzing trace with hash 2055599845, now seen corresponding path program 1 times [2022-03-03 18:27:03,542 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:03,542 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211933650] [2022-03-03 18:27:03,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:03,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:03,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:04,058 INFO 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 18:27:04,058 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:04,065 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211933650] [2022-03-03 18:27:04,065 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211933650] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:04,065 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:04,065 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:27:04,065 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563958756] [2022-03-03 18:27:04,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:04,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:27:04,067 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:04,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:27:04,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:04,068 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 18:27:05,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:05,795 INFO L93 Difference]: Finished difference Result 6585 states and 12746 transitions. [2022-03-03 18:27:05,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-03 18:27:05,795 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 18:27:05,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:05,801 INFO L225 Difference]: With dead ends: 6585 [2022-03-03 18:27:05,801 INFO L226 Difference]: Without dead ends: 6585 [2022-03-03 18:27:05,802 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 627 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=593, Invalid=2947, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:27:05,802 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 2431 mSDsluCounter, 2203 mSDsCounter, 0 mSdLazyCounter, 2281 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2431 SdHoareTripleChecker+Valid, 2436 SdHoareTripleChecker+Invalid, 2400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 2281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:05,803 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2431 Valid, 2436 Invalid, 2400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 2281 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:27:05,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6585 states. [2022-03-03 18:27:05,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6585 to 4001. [2022-03-03 18:27:05,842 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 18:27:05,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 4001 states and 7660 transitions. [2022-03-03 18:27:05,846 INFO L78 Accepts]: Start accepts. Automaton has 4001 states and 7660 transitions. Word has length 224 [2022-03-03 18:27:05,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:05,846 INFO L470 AbstractCegarLoop]: Abstraction has 4001 states and 7660 transitions. [2022-03-03 18:27:05,846 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 18:27:05,846 INFO L276 IsEmpty]: Start isEmpty. Operand 4001 states and 7660 transitions. [2022-03-03 18:27:05,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:05,848 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:05,848 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:05,848 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-03 18:27:05,848 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 18:27:05,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:05,849 INFO L85 PathProgramCache]: Analyzing trace with hash 75717320, now seen corresponding path program 1 times [2022-03-03 18:27:05,849 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:05,849 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513443204] [2022-03-03 18:27:05,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:05,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:05,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:06,611 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:27:06,611 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:06,611 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513443204] [2022-03-03 18:27:06,611 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513443204] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:06,611 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:06,611 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:27:06,611 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721085661] [2022-03-03 18:27:06,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:06,611 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:27:06,612 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:06,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:27:06,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=714, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:06,612 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 18:27:10,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:10,931 INFO L93 Difference]: Finished difference Result 6824 states and 13224 transitions. [2022-03-03 18:27:10,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:27:10,931 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-03 18:27:10,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:10,942 INFO L225 Difference]: With dead ends: 6824 [2022-03-03 18:27:10,943 INFO L226 Difference]: Without dead ends: 6824 [2022-03-03 18:27:10,944 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 834 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=929, Invalid=3493, Unknown=0, NotChecked=0, Total=4422 [2022-03-03 18:27:10,944 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 2975 mSDsluCounter, 3929 mSDsCounter, 0 mSdLazyCounter, 4443 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2975 SdHoareTripleChecker+Valid, 4237 SdHoareTripleChecker+Invalid, 4664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 4443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:10,944 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2975 Valid, 4237 Invalid, 4664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 4443 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:27:10,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6824 states. [2022-03-03 18:27:11,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6824 to 4175. [2022-03-03 18:27:11,022 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 18:27:11,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4175 states to 4175 states and 8012 transitions. [2022-03-03 18:27:11,028 INFO L78 Accepts]: Start accepts. Automaton has 4175 states and 8012 transitions. Word has length 224 [2022-03-03 18:27:11,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:11,028 INFO L470 AbstractCegarLoop]: Abstraction has 4175 states and 8012 transitions. [2022-03-03 18:27:11,028 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:11,028 INFO L276 IsEmpty]: Start isEmpty. Operand 4175 states and 8012 transitions. [2022-03-03 18:27:11,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:11,030 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:11,030 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:11,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-03 18:27:11,031 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 18:27:11,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:11,031 INFO L85 PathProgramCache]: Analyzing trace with hash 901522300, now seen corresponding path program 2 times [2022-03-03 18:27:11,031 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:11,031 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598909367] [2022-03-03 18:27:11,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:11,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:11,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:11,678 INFO 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 18:27:11,678 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:11,678 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598909367] [2022-03-03 18:27:11,678 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598909367] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:11,678 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:11,678 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:27:11,678 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094736728] [2022-03-03 18:27:11,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:11,679 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:27:11,679 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:11,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:27:11,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:11,679 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 18:27:14,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:14,920 INFO L93 Difference]: Finished difference Result 6179 states and 11980 transitions. [2022-03-03 18:27:14,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-03 18:27:14,920 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 18:27:14,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:14,928 INFO L225 Difference]: With dead ends: 6179 [2022-03-03 18:27:14,928 INFO L226 Difference]: Without dead ends: 6179 [2022-03-03 18:27:14,929 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 18:27:14,929 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 2221 mSDsluCounter, 3798 mSDsCounter, 0 mSdLazyCounter, 3909 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2221 SdHoareTripleChecker+Valid, 4112 SdHoareTripleChecker+Invalid, 4109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 3909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:14,929 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2221 Valid, 4112 Invalid, 4109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 3909 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:27:14,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6179 states. [2022-03-03 18:27:14,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6179 to 4176. [2022-03-03 18:27:14,969 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 18:27:14,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4176 states to 4176 states and 8014 transitions. [2022-03-03 18:27:14,973 INFO L78 Accepts]: Start accepts. Automaton has 4176 states and 8014 transitions. Word has length 224 [2022-03-03 18:27:14,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:14,974 INFO L470 AbstractCegarLoop]: Abstraction has 4176 states and 8014 transitions. [2022-03-03 18:27:14,974 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 18:27:14,974 INFO L276 IsEmpty]: Start isEmpty. Operand 4176 states and 8014 transitions. [2022-03-03 18:27:14,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:14,976 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:14,976 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:14,976 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-03 18:27:14,976 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 18:27:14,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:14,976 INFO L85 PathProgramCache]: Analyzing trace with hash 1498913352, now seen corresponding path program 3 times [2022-03-03 18:27:14,976 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:14,976 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734047806] [2022-03-03 18:27:14,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:14,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:15,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:15,653 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 18:27:15,653 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:15,653 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734047806] [2022-03-03 18:27:15,653 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734047806] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:15,653 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:15,653 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:27:15,653 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253957829] [2022-03-03 18:27:15,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:15,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:27:15,654 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:15,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:27:15,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:15,654 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 18:27:18,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:18,725 INFO L93 Difference]: Finished difference Result 5900 states and 11419 transitions. [2022-03-03 18:27:18,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-03 18:27:18,725 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 18:27:18,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:18,732 INFO L225 Difference]: With dead ends: 5900 [2022-03-03 18:27:18,733 INFO L226 Difference]: Without dead ends: 5900 [2022-03-03 18:27:18,734 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 728 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=823, Invalid=3209, Unknown=0, NotChecked=0, Total=4032 [2022-03-03 18:27:18,734 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 1963 mSDsluCounter, 2688 mSDsCounter, 0 mSdLazyCounter, 2417 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1963 SdHoareTripleChecker+Valid, 2972 SdHoareTripleChecker+Invalid, 2572 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 2417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:18,735 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1963 Valid, 2972 Invalid, 2572 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 2417 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:27:18,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5900 states. [2022-03-03 18:27:18,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5900 to 4179. [2022-03-03 18:27:18,777 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 18:27:18,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4179 states to 4179 states and 8020 transitions. [2022-03-03 18:27:18,782 INFO L78 Accepts]: Start accepts. Automaton has 4179 states and 8020 transitions. Word has length 224 [2022-03-03 18:27:18,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:18,782 INFO L470 AbstractCegarLoop]: Abstraction has 4179 states and 8020 transitions. [2022-03-03 18:27:18,782 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 18:27:18,782 INFO L276 IsEmpty]: Start isEmpty. Operand 4179 states and 8020 transitions. [2022-03-03 18:27:18,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:18,784 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:18,784 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:18,784 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-03 18:27:18,784 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 18:27:18,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:18,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1454121156, now seen corresponding path program 4 times [2022-03-03 18:27:18,784 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:18,785 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028159032] [2022-03-03 18:27:18,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:18,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:18,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:19,463 INFO 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 18:27:19,463 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:19,463 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028159032] [2022-03-03 18:27:19,463 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028159032] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:19,463 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:19,463 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:27:19,463 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599515781] [2022-03-03 18:27:19,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:19,464 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:27:19,464 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:19,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:27:19,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:19,464 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 18:27:22,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:22,604 INFO L93 Difference]: Finished difference Result 6036 states and 11691 transitions. [2022-03-03 18:27:22,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-03 18:27:22,604 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 18:27:22,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:22,611 INFO L225 Difference]: With dead ends: 6036 [2022-03-03 18:27:22,611 INFO L226 Difference]: Without dead ends: 6036 [2022-03-03 18:27:22,612 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 757 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=814, Invalid=3218, Unknown=0, NotChecked=0, Total=4032 [2022-03-03 18:27:22,612 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 2229 mSDsluCounter, 3784 mSDsCounter, 0 mSdLazyCounter, 3469 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2229 SdHoareTripleChecker+Valid, 4082 SdHoareTripleChecker+Invalid, 3651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 3469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:22,612 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2229 Valid, 4082 Invalid, 3651 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 3469 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:27:22,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6036 states. [2022-03-03 18:27:22,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6036 to 4179. [2022-03-03 18:27:22,653 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 18:27:22,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4179 states to 4179 states and 8020 transitions. [2022-03-03 18:27:22,657 INFO L78 Accepts]: Start accepts. Automaton has 4179 states and 8020 transitions. Word has length 224 [2022-03-03 18:27:22,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:22,658 INFO L470 AbstractCegarLoop]: Abstraction has 4179 states and 8020 transitions. [2022-03-03 18:27:22,658 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 18:27:22,658 INFO L276 IsEmpty]: Start isEmpty. Operand 4179 states and 8020 transitions. [2022-03-03 18:27:22,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:22,659 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:22,660 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:22,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-03 18:27:22,660 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 18:27:22,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:22,660 INFO L85 PathProgramCache]: Analyzing trace with hash -1687757046, now seen corresponding path program 5 times [2022-03-03 18:27:22,660 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:22,660 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746475129] [2022-03-03 18:27:22,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:22,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:23,426 INFO 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 18:27:23,427 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:23,427 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746475129] [2022-03-03 18:27:23,427 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746475129] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:23,427 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:23,427 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:27:23,427 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629959343] [2022-03-03 18:27:23,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:23,427 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:27:23,427 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:23,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:27:23,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:23,428 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 18:27:27,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:27,368 INFO L93 Difference]: Finished difference Result 6204 states and 12029 transitions. [2022-03-03 18:27:27,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-03 18:27:27,369 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 18:27:27,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:27,377 INFO L225 Difference]: With dead ends: 6204 [2022-03-03 18:27:27,377 INFO L226 Difference]: Without dead ends: 6204 [2022-03-03 18:27:27,378 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 799 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=903, Invalid=3387, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:27:27,378 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 1900 mSDsluCounter, 3508 mSDsCounter, 0 mSdLazyCounter, 3682 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1900 SdHoareTripleChecker+Valid, 3860 SdHoareTripleChecker+Invalid, 3940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 3682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:27,378 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1900 Valid, 3860 Invalid, 3940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 3682 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:27:27,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6204 states. [2022-03-03 18:27:27,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6204 to 4171. [2022-03-03 18:27:27,449 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 18:27:27,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4171 states to 4171 states and 8004 transitions. [2022-03-03 18:27:27,454 INFO L78 Accepts]: Start accepts. Automaton has 4171 states and 8004 transitions. Word has length 224 [2022-03-03 18:27:27,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:27,454 INFO L470 AbstractCegarLoop]: Abstraction has 4171 states and 8004 transitions. [2022-03-03 18:27:27,454 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 18:27:27,454 INFO L276 IsEmpty]: Start isEmpty. Operand 4171 states and 8004 transitions. [2022-03-03 18:27:27,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:27,456 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:27,456 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:27,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-03 18:27:27,456 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 18:27:27,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:27,457 INFO L85 PathProgramCache]: Analyzing trace with hash -1090365994, now seen corresponding path program 6 times [2022-03-03 18:27:27,457 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:27,457 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223053022] [2022-03-03 18:27:27,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:27,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:27,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:27,970 INFO 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 18:27:27,970 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:27,970 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223053022] [2022-03-03 18:27:27,970 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223053022] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:27,970 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:27,970 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:27:27,970 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809152541] [2022-03-03 18:27:27,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:27,971 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:27:27,971 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:27,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:27:27,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:27,971 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 18:27:30,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:30,842 INFO L93 Difference]: Finished difference Result 6078 states and 11775 transitions. [2022-03-03 18:27:30,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-03 18:27:30,843 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 18:27:30,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:30,849 INFO L225 Difference]: With dead ends: 6078 [2022-03-03 18:27:30,850 INFO L226 Difference]: Without dead ends: 6078 [2022-03-03 18:27:30,850 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 719 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=794, Invalid=3112, Unknown=0, NotChecked=0, Total=3906 [2022-03-03 18:27:30,851 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1945 mSDsluCounter, 3160 mSDsCounter, 0 mSdLazyCounter, 2914 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1945 SdHoareTripleChecker+Valid, 3483 SdHoareTripleChecker+Invalid, 3139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 2914 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:30,851 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1945 Valid, 3483 Invalid, 3139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 2914 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:27:30,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6078 states. [2022-03-03 18:27:30,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6078 to 4172. [2022-03-03 18:27:30,887 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 18:27:30,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4172 states to 4172 states and 8006 transitions. [2022-03-03 18:27:30,891 INFO L78 Accepts]: Start accepts. Automaton has 4172 states and 8006 transitions. Word has length 224 [2022-03-03 18:27:30,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:30,891 INFO L470 AbstractCegarLoop]: Abstraction has 4172 states and 8006 transitions. [2022-03-03 18:27:30,891 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 18:27:30,892 INFO L276 IsEmpty]: Start isEmpty. Operand 4172 states and 8006 transitions. [2022-03-03 18:27:30,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:30,893 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:30,893 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:30,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-03 18:27:30,893 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 18:27:30,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:30,894 INFO L85 PathProgramCache]: Analyzing trace with hash 251566794, now seen corresponding path program 7 times [2022-03-03 18:27:30,894 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:30,894 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548255243] [2022-03-03 18:27:30,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:30,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:30,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:31,663 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 18:27:31,663 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:31,663 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548255243] [2022-03-03 18:27:31,663 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548255243] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:31,663 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:31,664 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:27:31,664 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739074347] [2022-03-03 18:27:31,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:31,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:27:31,664 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:31,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:27:31,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:31,665 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 18:27:35,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:35,754 INFO L93 Difference]: Finished difference Result 6090 states and 11801 transitions. [2022-03-03 18:27:35,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-03 18:27:35,754 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 18:27:35,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:35,760 INFO L225 Difference]: With dead ends: 6090 [2022-03-03 18:27:35,761 INFO L226 Difference]: Without dead ends: 6090 [2022-03-03 18:27:35,761 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 777 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=899, Invalid=3391, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:27:35,762 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 1857 mSDsluCounter, 3069 mSDsCounter, 0 mSdLazyCounter, 3019 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1857 SdHoareTripleChecker+Valid, 3407 SdHoareTripleChecker+Invalid, 3243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 3019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:35,762 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1857 Valid, 3407 Invalid, 3243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 3019 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:27:35,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6090 states. [2022-03-03 18:27:35,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6090 to 4170. [2022-03-03 18:27:35,803 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 18:27:35,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4170 states to 4170 states and 8002 transitions. [2022-03-03 18:27:35,808 INFO L78 Accepts]: Start accepts. Automaton has 4170 states and 8002 transitions. Word has length 224 [2022-03-03 18:27:35,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:35,808 INFO L470 AbstractCegarLoop]: Abstraction has 4170 states and 8002 transitions. [2022-03-03 18:27:35,808 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 18:27:35,808 INFO L276 IsEmpty]: Start isEmpty. Operand 4170 states and 8002 transitions. [2022-03-03 18:27:35,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:35,810 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:35,810 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:35,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-03 18:27:35,810 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 18:27:35,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:35,810 INFO L85 PathProgramCache]: Analyzing trace with hash -1690436406, now seen corresponding path program 8 times [2022-03-03 18:27:35,810 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:35,810 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955823458] [2022-03-03 18:27:35,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:35,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:35,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:36,488 INFO 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 18:27:36,488 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:36,488 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955823458] [2022-03-03 18:27:36,488 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955823458] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:36,489 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:36,489 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:27:36,489 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900346555] [2022-03-03 18:27:36,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:36,489 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:27:36,489 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:36,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:27:36,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:36,490 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 18:27:40,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:40,038 INFO L93 Difference]: Finished difference Result 6059 states and 11737 transitions. [2022-03-03 18:27:40,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-03 18:27:40,039 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 18:27:40,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:40,072 INFO L225 Difference]: With dead ends: 6059 [2022-03-03 18:27:40,072 INFO L226 Difference]: Without dead ends: 6059 [2022-03-03 18:27:40,072 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 18:27:40,073 INFO L933 BasicCegarLoop]: 423 mSDtfsCounter, 2663 mSDsluCounter, 4608 mSDsCounter, 0 mSdLazyCounter, 4818 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2663 SdHoareTripleChecker+Valid, 5022 SdHoareTripleChecker+Invalid, 5063 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 4818 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:40,073 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2663 Valid, 5022 Invalid, 5063 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 4818 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:27:40,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6059 states. [2022-03-03 18:27:40,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6059 to 4170. [2022-03-03 18:27:40,135 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 18:27:40,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4170 states to 4170 states and 8002 transitions. [2022-03-03 18:27:40,142 INFO L78 Accepts]: Start accepts. Automaton has 4170 states and 8002 transitions. Word has length 224 [2022-03-03 18:27:40,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:40,142 INFO L470 AbstractCegarLoop]: Abstraction has 4170 states and 8002 transitions. [2022-03-03 18:27:40,142 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 18:27:40,142 INFO L276 IsEmpty]: Start isEmpty. Operand 4170 states and 8002 transitions. [2022-03-03 18:27:40,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:40,144 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:40,148 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] [2022-03-03 18:27:40,149 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-03 18:27:40,149 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 18:27:40,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:40,149 INFO L85 PathProgramCache]: Analyzing trace with hash 510071860, now seen corresponding path program 9 times [2022-03-03 18:27:40,149 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:40,150 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834278809] [2022-03-03 18:27:40,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:40,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:40,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:41,062 INFO 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 18:27:41,062 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:41,062 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834278809] [2022-03-03 18:27:41,063 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834278809] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:41,063 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:41,063 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:27:41,063 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621627842] [2022-03-03 18:27:41,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:41,063 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:27:41,063 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:41,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:27:41,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:41,064 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 18:27:44,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:44,950 INFO L93 Difference]: Finished difference Result 6068 states and 11755 transitions. [2022-03-03 18:27:44,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-03 18:27:44,950 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 18:27:44,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:44,957 INFO L225 Difference]: With dead ends: 6068 [2022-03-03 18:27:44,957 INFO L226 Difference]: Without dead ends: 6068 [2022-03-03 18:27:44,957 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 18:27:44,958 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1889 mSDsluCounter, 4773 mSDsCounter, 0 mSdLazyCounter, 4689 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1889 SdHoareTripleChecker+Valid, 5130 SdHoareTripleChecker+Invalid, 4909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 4689 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:44,958 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1889 Valid, 5130 Invalid, 4909 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 4689 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:27:44,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6068 states. [2022-03-03 18:27:44,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6068 to 4169. [2022-03-03 18:27:45,000 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 18:27:45,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4169 states to 4169 states and 8000 transitions. [2022-03-03 18:27:45,005 INFO L78 Accepts]: Start accepts. Automaton has 4169 states and 8000 transitions. Word has length 224 [2022-03-03 18:27:45,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:45,005 INFO L470 AbstractCegarLoop]: Abstraction has 4169 states and 8000 transitions. [2022-03-03 18:27:45,005 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 18:27:45,005 INFO L276 IsEmpty]: Start isEmpty. Operand 4169 states and 8000 transitions. [2022-03-03 18:27:45,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:45,007 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:45,007 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:45,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-03 18:27:45,008 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 18:27:45,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:45,008 INFO L85 PathProgramCache]: Analyzing trace with hash 1852004648, now seen corresponding path program 10 times [2022-03-03 18:27:45,008 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:45,008 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902378394] [2022-03-03 18:27:45,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:45,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:45,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:45,775 INFO 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 18:27:45,775 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:45,775 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902378394] [2022-03-03 18:27:45,775 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902378394] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:45,775 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:45,775 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:27:45,775 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283994318] [2022-03-03 18:27:45,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:45,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:27:45,775 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:45,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:27:45,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:45,776 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 18:27:50,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:50,189 INFO L93 Difference]: Finished difference Result 6184 states and 11984 transitions. [2022-03-03 18:27:50,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-03 18:27:50,190 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 18:27:50,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:50,197 INFO L225 Difference]: With dead ends: 6184 [2022-03-03 18:27:50,197 INFO L226 Difference]: Without dead ends: 6184 [2022-03-03 18:27:50,197 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 18:27:50,198 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1956 mSDsluCounter, 5018 mSDsCounter, 0 mSdLazyCounter, 5205 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1956 SdHoareTripleChecker+Valid, 5392 SdHoareTripleChecker+Invalid, 5437 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 5205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:50,202 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1956 Valid, 5392 Invalid, 5437 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 5205 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-03 18:27:50,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6184 states. [2022-03-03 18:27:50,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6184 to 4149. [2022-03-03 18:27:50,260 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 18:27:50,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4149 states to 4149 states and 7957 transitions. [2022-03-03 18:27:50,264 INFO L78 Accepts]: Start accepts. Automaton has 4149 states and 7957 transitions. Word has length 224 [2022-03-03 18:27:50,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:50,264 INFO L470 AbstractCegarLoop]: Abstraction has 4149 states and 7957 transitions. [2022-03-03 18:27:50,264 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 18:27:50,264 INFO L276 IsEmpty]: Start isEmpty. Operand 4149 states and 7957 transitions. [2022-03-03 18:27:50,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:50,266 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:50,266 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:50,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-03 18:27:50,267 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 18:27:50,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:50,267 INFO L85 PathProgramCache]: Analyzing trace with hash 2144930533, now seen corresponding path program 2 times [2022-03-03 18:27:50,267 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:50,271 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135442606] [2022-03-03 18:27:50,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:50,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:50,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:51,022 INFO 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 18:27:51,023 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:51,023 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135442606] [2022-03-03 18:27:51,023 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135442606] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:51,023 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:51,023 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:27:51,023 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713911371] [2022-03-03 18:27:51,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:51,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:27:51,024 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:51,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:27:51,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:27:51,024 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 18:27:52,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:52,767 INFO L93 Difference]: Finished difference Result 7117 states and 13810 transitions. [2022-03-03 18:27:52,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-03 18:27:52,768 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 18:27:52,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:52,777 INFO L225 Difference]: With dead ends: 7117 [2022-03-03 18:27:52,777 INFO L226 Difference]: Without dead ends: 7117 [2022-03-03 18:27:52,777 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 870 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=709, Invalid=3073, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:27:52,787 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 2572 mSDsluCounter, 2871 mSDsCounter, 0 mSdLazyCounter, 2829 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2572 SdHoareTripleChecker+Valid, 3105 SdHoareTripleChecker+Invalid, 2989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 2829 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:52,787 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2572 Valid, 3105 Invalid, 2989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 2829 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:27:52,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7117 states. [2022-03-03 18:27:52,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7117 to 4121. [2022-03-03 18:27:52,847 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 18:27:52,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 4121 states and 7897 transitions. [2022-03-03 18:27:52,853 INFO L78 Accepts]: Start accepts. Automaton has 4121 states and 7897 transitions. Word has length 224 [2022-03-03 18:27:52,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:52,854 INFO L470 AbstractCegarLoop]: Abstraction has 4121 states and 7897 transitions. [2022-03-03 18:27:52,854 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 18:27:52,854 INFO L276 IsEmpty]: Start isEmpty. Operand 4121 states and 7897 transitions. [2022-03-03 18:27:52,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:52,856 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:52,856 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:52,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-03 18:27:52,856 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 18:27:52,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:52,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1653042749, now seen corresponding path program 3 times [2022-03-03 18:27:52,857 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:52,857 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397146258] [2022-03-03 18:27:52,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:52,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:52,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:53,445 INFO 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 18:27:53,445 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:53,445 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397146258] [2022-03-03 18:27:53,445 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397146258] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:53,445 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:53,446 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:27:53,446 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478335265] [2022-03-03 18:27:53,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:53,446 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:27:53,446 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:53,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:27:53,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=713, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:53,446 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 18:27:55,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:55,958 INFO L93 Difference]: Finished difference Result 5545 states and 10703 transitions. [2022-03-03 18:27:55,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-03 18:27:55,958 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 18:27:55,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:55,964 INFO L225 Difference]: With dead ends: 5545 [2022-03-03 18:27:55,964 INFO L226 Difference]: Without dead ends: 5545 [2022-03-03 18:27:55,964 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 713 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=574, Invalid=2966, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:27:55,965 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 1972 mSDsluCounter, 3700 mSDsCounter, 0 mSdLazyCounter, 3588 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1972 SdHoareTripleChecker+Valid, 3955 SdHoareTripleChecker+Invalid, 3692 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 3588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:55,966 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1972 Valid, 3955 Invalid, 3692 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 3588 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:27:55,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5545 states. [2022-03-03 18:27:55,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5545 to 4204. [2022-03-03 18:27:56,002 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 18:27:56,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4204 states to 4204 states and 8066 transitions. [2022-03-03 18:27:56,006 INFO L78 Accepts]: Start accepts. Automaton has 4204 states and 8066 transitions. Word has length 224 [2022-03-03 18:27:56,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:56,007 INFO L470 AbstractCegarLoop]: Abstraction has 4204 states and 8066 transitions. [2022-03-03 18:27:56,007 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 18:27:56,007 INFO L276 IsEmpty]: Start isEmpty. Operand 4204 states and 8066 transitions. [2022-03-03 18:27:56,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:56,008 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:56,009 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:56,009 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-03 18:27:56,009 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 18:27:56,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:56,009 INFO L85 PathProgramCache]: Analyzing trace with hash 1357998048, now seen corresponding path program 11 times [2022-03-03 18:27:56,009 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:56,009 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571612386] [2022-03-03 18:27:56,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:56,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:56,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:56,579 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 18:27:56,580 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:56,580 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571612386] [2022-03-03 18:27:56,580 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571612386] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:56,580 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:56,580 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:27:56,580 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074832016] [2022-03-03 18:27:56,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:56,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:27:56,580 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:56,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:27:56,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=713, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:27:56,581 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 18:27:58,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:58,937 INFO L93 Difference]: Finished difference Result 5794 states and 11201 transitions. [2022-03-03 18:27:58,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:27:58,938 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 18:27:58,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:58,944 INFO L225 Difference]: With dead ends: 5794 [2022-03-03 18:27:58,944 INFO L226 Difference]: Without dead ends: 5794 [2022-03-03 18:27:58,945 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 984 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=941, Invalid=3751, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:27:58,945 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 2218 mSDsluCounter, 3088 mSDsCounter, 0 mSdLazyCounter, 3626 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2218 SdHoareTripleChecker+Valid, 3417 SdHoareTripleChecker+Invalid, 3810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 3626 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:58,945 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2218 Valid, 3417 Invalid, 3810 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 3626 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:27:58,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5794 states. [2022-03-03 18:27:58,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5794 to 4208. [2022-03-03 18:27:58,985 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 18:27:58,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4208 states to 4208 states and 8078 transitions. [2022-03-03 18:27:58,990 INFO L78 Accepts]: Start accepts. Automaton has 4208 states and 8078 transitions. Word has length 224 [2022-03-03 18:27:58,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:58,990 INFO L470 AbstractCegarLoop]: Abstraction has 4208 states and 8078 transitions. [2022-03-03 18:27:58,990 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 18:27:58,990 INFO L276 IsEmpty]: Start isEmpty. Operand 4208 states and 8078 transitions. [2022-03-03 18:27:58,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:27:58,992 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:58,996 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:58,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-03 18:27:58,996 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 18:27:58,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:58,996 INFO L85 PathProgramCache]: Analyzing trace with hash 1607118431, now seen corresponding path program 4 times [2022-03-03 18:27:58,996 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:58,996 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956191401] [2022-03-03 18:27:58,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:58,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:59,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:00,016 INFO 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 18:28:00,016 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:00,017 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956191401] [2022-03-03 18:28:00,017 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956191401] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:00,017 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:00,017 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:28:00,017 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063828802] [2022-03-03 18:28:00,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:00,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:28:00,017 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:00,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:28:00,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=771, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:28:00,018 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 18:28:03,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:03,324 INFO L93 Difference]: Finished difference Result 6316 states and 12248 transitions. [2022-03-03 18:28:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-03 18:28:03,324 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 18:28:03,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:03,333 INFO L225 Difference]: With dead ends: 6316 [2022-03-03 18:28:03,333 INFO L226 Difference]: Without dead ends: 6316 [2022-03-03 18:28:03,337 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 731 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=661, Invalid=3121, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:28:03,337 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 2456 mSDsluCounter, 3872 mSDsCounter, 0 mSdLazyCounter, 3698 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2456 SdHoareTripleChecker+Valid, 4129 SdHoareTripleChecker+Invalid, 3854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 3698 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:03,337 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2456 Valid, 4129 Invalid, 3854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 3698 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:28:03,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6316 states. [2022-03-03 18:28:03,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6316 to 4148. [2022-03-03 18:28:03,379 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 18:28:03,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 4148 states and 7954 transitions. [2022-03-03 18:28:03,384 INFO L78 Accepts]: Start accepts. Automaton has 4148 states and 7954 transitions. Word has length 224 [2022-03-03 18:28:03,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:03,384 INFO L470 AbstractCegarLoop]: Abstraction has 4148 states and 7954 transitions. [2022-03-03 18:28:03,384 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 18:28:03,384 INFO L276 IsEmpty]: Start isEmpty. Operand 4148 states and 7954 transitions. [2022-03-03 18:28:03,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:03,385 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:03,387 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:03,387 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-03 18:28:03,387 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 18:28:03,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:03,387 INFO L85 PathProgramCache]: Analyzing trace with hash -871778396, now seen corresponding path program 12 times [2022-03-03 18:28:03,387 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:03,387 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760085223] [2022-03-03 18:28:03,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:03,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:03,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:04,132 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:04,132 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:04,132 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760085223] [2022-03-03 18:28:04,132 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760085223] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:04,132 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:04,132 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:04,132 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709417675] [2022-03-03 18:28:04,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:04,133 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:04,133 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:04,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:04,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:04,133 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 18:28:06,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:06,692 INFO L93 Difference]: Finished difference Result 4762 states and 9178 transitions. [2022-03-03 18:28:06,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:28:06,693 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 18:28:06,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:06,698 INFO L225 Difference]: With dead ends: 4762 [2022-03-03 18:28:06,698 INFO L226 Difference]: Without dead ends: 4762 [2022-03-03 18:28:06,699 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 918 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=944, Invalid=3748, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:28:06,699 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 2271 mSDsluCounter, 2504 mSDsCounter, 0 mSdLazyCounter, 2708 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2271 SdHoareTripleChecker+Valid, 2783 SdHoareTripleChecker+Invalid, 2924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 2708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:06,699 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2271 Valid, 2783 Invalid, 2924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 2708 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:28:06,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4762 states. [2022-03-03 18:28:06,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4762 to 4140. [2022-03-03 18:28:06,734 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 18:28:06,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4140 states to 4140 states and 7938 transitions. [2022-03-03 18:28:06,738 INFO L78 Accepts]: Start accepts. Automaton has 4140 states and 7938 transitions. Word has length 224 [2022-03-03 18:28:06,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:06,738 INFO L470 AbstractCegarLoop]: Abstraction has 4140 states and 7938 transitions. [2022-03-03 18:28:06,738 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 18:28:06,738 INFO L276 IsEmpty]: Start isEmpty. Operand 4140 states and 7938 transitions. [2022-03-03 18:28:06,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:06,740 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:06,740 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:06,740 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-03 18:28:06,740 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 18:28:06,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:06,740 INFO L85 PathProgramCache]: Analyzing trace with hash -274387344, now seen corresponding path program 13 times [2022-03-03 18:28:06,741 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:06,741 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655029204] [2022-03-03 18:28:06,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:06,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:06,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:07,280 INFO 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 18:28:07,280 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:07,280 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655029204] [2022-03-03 18:28:07,280 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655029204] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:07,280 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:07,281 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:07,281 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230103827] [2022-03-03 18:28:07,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:07,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:07,281 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:07,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:07,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:07,281 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 18:28:09,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:09,060 INFO L93 Difference]: Finished difference Result 4499 states and 8652 transitions. [2022-03-03 18:28:09,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 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 18:28:09,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:09,066 INFO L225 Difference]: With dead ends: 4499 [2022-03-03 18:28:09,066 INFO L226 Difference]: Without dead ends: 4499 [2022-03-03 18:28:09,068 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 745 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=772, Invalid=3134, Unknown=0, NotChecked=0, Total=3906 [2022-03-03 18:28:09,068 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 2251 mSDsluCounter, 2798 mSDsCounter, 0 mSdLazyCounter, 2714 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2251 SdHoareTripleChecker+Valid, 3048 SdHoareTripleChecker+Invalid, 2873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 2714 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:09,068 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2251 Valid, 3048 Invalid, 2873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 2714 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:28:09,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4499 states. [2022-03-03 18:28:09,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4499 to 4138. [2022-03-03 18:28:09,103 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 18:28:09,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4138 states to 4138 states and 7934 transitions. [2022-03-03 18:28:09,107 INFO L78 Accepts]: Start accepts. Automaton has 4138 states and 7934 transitions. Word has length 224 [2022-03-03 18:28:09,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:09,108 INFO L470 AbstractCegarLoop]: Abstraction has 4138 states and 7934 transitions. [2022-03-03 18:28:09,108 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 18:28:09,108 INFO L276 IsEmpty]: Start isEmpty. Operand 4138 states and 7934 transitions. [2022-03-03 18:28:09,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:09,109 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:09,110 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:09,110 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-03 18:28:09,110 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 18:28:09,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:09,110 INFO L85 PathProgramCache]: Analyzing trace with hash 1067545444, now seen corresponding path program 14 times [2022-03-03 18:28:09,110 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:09,110 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618407398] [2022-03-03 18:28:09,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:09,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:09,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:09,763 INFO 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 18:28:09,764 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:09,764 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618407398] [2022-03-03 18:28:09,764 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618407398] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:09,764 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:09,764 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:09,764 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048126509] [2022-03-03 18:28:09,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:09,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:09,764 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:09,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:09,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:09,765 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 18:28:12,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:12,644 INFO L93 Difference]: Finished difference Result 4619 states and 8889 transitions. [2022-03-03 18:28:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-03 18:28:12,645 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 18:28:12,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:12,650 INFO L225 Difference]: With dead ends: 4619 [2022-03-03 18:28:12,650 INFO L226 Difference]: Without dead ends: 4619 [2022-03-03 18:28:12,655 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 18:28:12,656 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 2078 mSDsluCounter, 3361 mSDsCounter, 0 mSdLazyCounter, 3456 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2078 SdHoareTripleChecker+Valid, 3625 SdHoareTripleChecker+Invalid, 3638 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 3456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:12,656 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2078 Valid, 3625 Invalid, 3638 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 3456 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:28:12,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4619 states. [2022-03-03 18:28:12,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4619 to 4110. [2022-03-03 18:28:12,694 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 18:28:12,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4110 states to 4110 states and 7875 transitions. [2022-03-03 18:28:12,699 INFO L78 Accepts]: Start accepts. Automaton has 4110 states and 7875 transitions. Word has length 224 [2022-03-03 18:28:12,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:12,706 INFO L470 AbstractCegarLoop]: Abstraction has 4110 states and 7875 transitions. [2022-03-03 18:28:12,706 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 18:28:12,706 INFO L276 IsEmpty]: Start isEmpty. Operand 4110 states and 7875 transitions. [2022-03-03 18:28:12,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:12,708 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:12,709 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:12,709 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-03-03 18:28:12,709 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 18:28:12,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:12,710 INFO L85 PathProgramCache]: Analyzing trace with hash 1245156001, now seen corresponding path program 5 times [2022-03-03 18:28:12,710 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:12,710 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575190738] [2022-03-03 18:28:12,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:12,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:12,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:13,401 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:13,401 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:13,402 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575190738] [2022-03-03 18:28:13,402 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575190738] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:13,402 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:13,402 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:13,402 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122979603] [2022-03-03 18:28:13,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:13,402 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:13,402 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:13,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:13,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:13,403 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 18:28:15,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:15,109 INFO L93 Difference]: Finished difference Result 5513 states and 10638 transitions. [2022-03-03 18:28:15,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-03 18:28:15,109 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 18:28:15,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:15,116 INFO L225 Difference]: With dead ends: 5513 [2022-03-03 18:28:15,116 INFO L226 Difference]: Without dead ends: 5513 [2022-03-03 18:28:15,116 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 776 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=639, Invalid=3521, Unknown=0, NotChecked=0, Total=4160 [2022-03-03 18:28:15,116 INFO L933 BasicCegarLoop]: 281 mSDtfsCounter, 1901 mSDsluCounter, 2864 mSDsCounter, 0 mSdLazyCounter, 2873 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1901 SdHoareTripleChecker+Valid, 3140 SdHoareTripleChecker+Invalid, 2982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 2873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:15,117 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1901 Valid, 3140 Invalid, 2982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 2873 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:28:15,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5513 states. [2022-03-03 18:28:15,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5513 to 4173. [2022-03-03 18:28:15,156 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 18:28:15,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4173 states to 4173 states and 8004 transitions. [2022-03-03 18:28:15,160 INFO L78 Accepts]: Start accepts. Automaton has 4173 states and 8004 transitions. Word has length 224 [2022-03-03 18:28:15,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:15,161 INFO L470 AbstractCegarLoop]: Abstraction has 4173 states and 8004 transitions. [2022-03-03 18:28:15,161 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 18:28:15,161 INFO L276 IsEmpty]: Start isEmpty. Operand 4173 states and 8004 transitions. [2022-03-03 18:28:15,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:15,162 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:15,162 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:15,163 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-03 18:28:15,163 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 18:28:15,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:15,163 INFO L85 PathProgramCache]: Analyzing trace with hash 950111300, now seen corresponding path program 15 times [2022-03-03 18:28:15,163 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:15,163 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541049498] [2022-03-03 18:28:15,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:15,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:15,762 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:15,763 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:15,763 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541049498] [2022-03-03 18:28:15,763 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541049498] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:15,763 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:15,763 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:15,763 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005038698] [2022-03-03 18:28:15,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:15,763 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:15,763 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:15,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:15,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=713, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:15,764 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 18:28:18,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:18,405 INFO L93 Difference]: Finished difference Result 5523 states and 10655 transitions. [2022-03-03 18:28:18,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:28:18,405 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 18:28:18,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:18,412 INFO L225 Difference]: With dead ends: 5523 [2022-03-03 18:28:18,412 INFO L226 Difference]: Without dead ends: 5523 [2022-03-03 18:28:18,413 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1290 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=1085, Invalid=4465, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:28:18,413 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 1940 mSDsluCounter, 3187 mSDsCounter, 0 mSdLazyCounter, 3547 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1940 SdHoareTripleChecker+Valid, 3540 SdHoareTripleChecker+Invalid, 3725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 3547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:18,413 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1940 Valid, 3540 Invalid, 3725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 3547 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:28:18,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5523 states. [2022-03-03 18:28:18,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5523 to 4148. [2022-03-03 18:28:18,451 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 18:28:18,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 4148 states and 7955 transitions. [2022-03-03 18:28:18,456 INFO L78 Accepts]: Start accepts. Automaton has 4148 states and 7955 transitions. Word has length 224 [2022-03-03 18:28:18,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:18,456 INFO L470 AbstractCegarLoop]: Abstraction has 4148 states and 7955 transitions. [2022-03-03 18:28:18,456 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 18:28:18,456 INFO L276 IsEmpty]: Start isEmpty. Operand 4148 states and 7955 transitions. [2022-03-03 18:28:18,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:18,457 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:18,458 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:18,458 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-03 18:28:18,458 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 18:28:18,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:18,470 INFO L85 PathProgramCache]: Analyzing trace with hash 1199231683, now seen corresponding path program 6 times [2022-03-03 18:28:18,470 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:18,470 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394079662] [2022-03-03 18:28:18,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:18,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:18,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:19,188 INFO 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 18:28:19,188 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:19,188 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394079662] [2022-03-03 18:28:19,188 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394079662] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:19,188 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:19,188 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:28:19,188 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112946090] [2022-03-03 18:28:19,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:19,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:28:19,189 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:19,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:28:19,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=770, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:28:19,189 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 18:28:22,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:22,039 INFO L93 Difference]: Finished difference Result 5476 states and 10524 transitions. [2022-03-03 18:28:22,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:28:22,040 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 18:28:22,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:22,046 INFO L225 Difference]: With dead ends: 5476 [2022-03-03 18:28:22,046 INFO L226 Difference]: Without dead ends: 5476 [2022-03-03 18:28:22,047 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1023 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=763, Invalid=3793, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:28:22,047 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 2570 mSDsluCounter, 2986 mSDsCounter, 0 mSdLazyCounter, 2966 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2570 SdHoareTripleChecker+Valid, 3246 SdHoareTripleChecker+Invalid, 3152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 2966 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:22,047 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2570 Valid, 3246 Invalid, 3152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 2966 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:28:22,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5476 states. [2022-03-03 18:28:22,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5476 to 4131. [2022-03-03 18:28:22,086 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 18:28:22,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4131 states to 4131 states and 7920 transitions. [2022-03-03 18:28:22,090 INFO L78 Accepts]: Start accepts. Automaton has 4131 states and 7920 transitions. Word has length 224 [2022-03-03 18:28:22,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:22,090 INFO L470 AbstractCegarLoop]: Abstraction has 4131 states and 7920 transitions. [2022-03-03 18:28:22,091 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 18:28:22,091 INFO L276 IsEmpty]: Start isEmpty. Operand 4131 states and 7920 transitions. [2022-03-03 18:28:22,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:22,092 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:22,092 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:22,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-03 18:28:22,093 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 18:28:22,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:22,093 INFO L85 PathProgramCache]: Analyzing trace with hash 1594944934, now seen corresponding path program 16 times [2022-03-03 18:28:22,093 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:22,093 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904721270] [2022-03-03 18:28:22,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:22,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:22,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:22,795 INFO 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 18:28:22,795 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:22,795 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904721270] [2022-03-03 18:28:22,795 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904721270] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:22,795 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:22,795 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:28:22,795 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850619069] [2022-03-03 18:28:22,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:22,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:28:22,796 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:22,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:28:22,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=754, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:28:22,796 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 18:28:26,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:26,889 INFO L93 Difference]: Finished difference Result 5368 states and 10307 transitions. [2022-03-03 18:28:26,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-03 18:28:26,890 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 18:28:26,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:26,895 INFO L225 Difference]: With dead ends: 5368 [2022-03-03 18:28:26,895 INFO L226 Difference]: Without dead ends: 5368 [2022-03-03 18:28:26,896 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1160 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=978, Invalid=3992, Unknown=0, NotChecked=0, Total=4970 [2022-03-03 18:28:26,896 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 2718 mSDsluCounter, 3570 mSDsCounter, 0 mSdLazyCounter, 4294 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2718 SdHoareTripleChecker+Valid, 3881 SdHoareTripleChecker+Invalid, 4532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 4294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:26,896 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2718 Valid, 3881 Invalid, 4532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 4294 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:28:26,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5368 states. [2022-03-03 18:28:26,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5368 to 3723. [2022-03-03 18:28:26,930 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 18:28:26,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3723 states to 3723 states and 7101 transitions. [2022-03-03 18:28:26,935 INFO L78 Accepts]: Start accepts. Automaton has 3723 states and 7101 transitions. Word has length 224 [2022-03-03 18:28:26,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:26,935 INFO L470 AbstractCegarLoop]: Abstraction has 3723 states and 7101 transitions. [2022-03-03 18:28:26,935 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 18:28:26,935 INFO L276 IsEmpty]: Start isEmpty. Operand 3723 states and 7101 transitions. [2022-03-03 18:28:26,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:26,937 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:26,937 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:26,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-03 18:28:26,937 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 18:28:26,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:26,938 INFO L85 PathProgramCache]: Analyzing trace with hash 503319653, now seen corresponding path program 7 times [2022-03-03 18:28:26,938 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:26,938 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991713327] [2022-03-03 18:28:26,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:26,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:26,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:27,582 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 18:28:27,582 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:27,582 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991713327] [2022-03-03 18:28:27,582 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [991713327] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:27,582 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:27,582 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:28:27,582 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923809403] [2022-03-03 18:28:27,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:27,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:28:27,583 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:27,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:28:27,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=757, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:28:27,583 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 18:28:29,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:29,869 INFO L93 Difference]: Finished difference Result 4060 states and 7731 transitions. [2022-03-03 18:28:29,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:28:29,870 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 18:28:29,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:29,874 INFO L225 Difference]: With dead ends: 4060 [2022-03-03 18:28:29,874 INFO L226 Difference]: Without dead ends: 4060 [2022-03-03 18:28:29,875 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1069 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=761, Invalid=3795, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:28:29,875 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 3042 mSDsluCounter, 2951 mSDsCounter, 0 mSdLazyCounter, 3260 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3042 SdHoareTripleChecker+Valid, 3181 SdHoareTripleChecker+Invalid, 3510 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 3260 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:29,875 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3042 Valid, 3181 Invalid, 3510 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 3260 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:28:29,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4060 states. [2022-03-03 18:28:29,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4060 to 3710. [2022-03-03 18:28:29,903 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 18:28:29,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3710 states and 7075 transitions. [2022-03-03 18:28:29,907 INFO L78 Accepts]: Start accepts. Automaton has 3710 states and 7075 transitions. Word has length 224 [2022-03-03 18:28:29,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:29,907 INFO L470 AbstractCegarLoop]: Abstraction has 3710 states and 7075 transitions. [2022-03-03 18:28:29,907 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 18:28:29,907 INFO L276 IsEmpty]: Start isEmpty. Operand 3710 states and 7075 transitions. [2022-03-03 18:28:29,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:29,909 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:29,909 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:29,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-03 18:28:29,909 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 18:28:29,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:29,909 INFO L85 PathProgramCache]: Analyzing trace with hash 1791934541, now seen corresponding path program 8 times [2022-03-03 18:28:29,909 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:29,909 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099271851] [2022-03-03 18:28:29,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:29,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:29,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:30,716 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:30,717 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:30,717 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099271851] [2022-03-03 18:28:30,717 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099271851] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:30,717 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:30,717 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:28:30,717 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834643834] [2022-03-03 18:28:30,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:30,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:28:30,717 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:30,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:28:30,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=753, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:28:30,718 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 18:28:32,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:32,950 INFO L93 Difference]: Finished difference Result 4030 states and 7671 transitions. [2022-03-03 18:28:32,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:28:32,951 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 18:28:32,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:32,955 INFO L225 Difference]: With dead ends: 4030 [2022-03-03 18:28:32,955 INFO L226 Difference]: Without dead ends: 4030 [2022-03-03 18:28:32,955 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1259 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=803, Invalid=4027, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:28:32,956 INFO L933 BasicCegarLoop]: 247 mSDtfsCounter, 2722 mSDsluCounter, 3421 mSDsCounter, 0 mSdLazyCounter, 3856 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2722 SdHoareTripleChecker+Valid, 3663 SdHoareTripleChecker+Invalid, 4077 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 3856 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:32,957 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2722 Valid, 3663 Invalid, 4077 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 3856 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:28:32,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4030 states. [2022-03-03 18:28:32,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4030 to 3697. [2022-03-03 18:28:32,993 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 18:28:32,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 3697 states and 7049 transitions. [2022-03-03 18:28:32,998 INFO L78 Accepts]: Start accepts. Automaton has 3697 states and 7049 transitions. Word has length 224 [2022-03-03 18:28:32,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:32,998 INFO L470 AbstractCegarLoop]: Abstraction has 3697 states and 7049 transitions. [2022-03-03 18:28:32,998 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 18:28:32,998 INFO L276 IsEmpty]: Start isEmpty. Operand 3697 states and 7049 transitions. [2022-03-03 18:28:33,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-03 18:28:33,000 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:33,000 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:33,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-03 18:28:33,000 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 18:28:33,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:33,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1975290533, now seen corresponding path program 9 times [2022-03-03 18:28:33,001 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:33,001 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438307768] [2022-03-03 18:28:33,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:33,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:33,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:33,855 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 18:28:33,856 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:33,856 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438307768] [2022-03-03 18:28:33,856 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438307768] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:33,856 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:33,856 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:28:33,856 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795034143] [2022-03-03 18:28:33,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:33,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:28:33,856 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:33,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:28:33,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=770, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:28:33,857 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 18:28:36,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:36,130 INFO L93 Difference]: Finished difference Result 3973 states and 7557 transitions. [2022-03-03 18:28:36,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:28:36,131 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 18:28:36,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:36,135 INFO L225 Difference]: With dead ends: 3973 [2022-03-03 18:28:36,135 INFO L226 Difference]: Without dead ends: 3973 [2022-03-03 18:28:36,135 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1181 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=827, Invalid=4285, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:28:36,136 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 2591 mSDsluCounter, 3335 mSDsCounter, 0 mSdLazyCounter, 3645 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2591 SdHoareTripleChecker+Valid, 3592 SdHoareTripleChecker+Invalid, 3861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 3645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:36,136 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2591 Valid, 3592 Invalid, 3861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 3645 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:28:36,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3973 states. [2022-03-03 18:28:36,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3973 to 3675. [2022-03-03 18:28:36,165 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 18:28:36,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3675 states to 3675 states and 7005 transitions. [2022-03-03 18:28:36,169 INFO L78 Accepts]: Start accepts. Automaton has 3675 states and 7005 transitions. Word has length 224 [2022-03-03 18:28:36,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:36,169 INFO L470 AbstractCegarLoop]: Abstraction has 3675 states and 7005 transitions. [2022-03-03 18:28:36,169 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 18:28:36,169 INFO L276 IsEmpty]: Start isEmpty. Operand 3675 states and 7005 transitions. [2022-03-03 18:28:36,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-03 18:28:36,179 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:36,179 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:36,179 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-03 18:28:36,179 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 18:28:36,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:36,179 INFO L85 PathProgramCache]: Analyzing trace with hash -471587283, now seen corresponding path program 1 times [2022-03-03 18:28:36,179 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:36,179 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116745500] [2022-03-03 18:28:36,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:36,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:36,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:36,450 INFO 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 18:28:36,450 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:36,450 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116745500] [2022-03-03 18:28:36,450 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116745500] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:36,450 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:36,450 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-03-03 18:28:36,450 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464135387] [2022-03-03 18:28:36,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:36,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-03 18:28:36,451 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:36,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-03 18:28:36,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2022-03-03 18:28:36,451 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 18:28:37,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:37,172 INFO L93 Difference]: Finished difference Result 3696 states and 7046 transitions. [2022-03-03 18:28:37,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:28:37,172 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 18:28:37,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:37,176 INFO L225 Difference]: With dead ends: 3696 [2022-03-03 18:28:37,176 INFO L226 Difference]: Without dead ends: 3696 [2022-03-03 18:28:37,176 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 18:28:37,178 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1014 mSDsluCounter, 1353 mSDsCounter, 0 mSdLazyCounter, 1149 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1014 SdHoareTripleChecker+Valid, 1667 SdHoareTripleChecker+Invalid, 1215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 1149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:37,178 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1014 Valid, 1667 Invalid, 1215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 1149 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-03 18:28:37,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3696 states. [2022-03-03 18:28:37,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3696 to 3645. [2022-03-03 18:28:37,209 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 18:28:37,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3645 states to 3645 states and 6945 transitions. [2022-03-03 18:28:37,214 INFO L78 Accepts]: Start accepts. Automaton has 3645 states and 6945 transitions. Word has length 226 [2022-03-03 18:28:37,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:37,214 INFO L470 AbstractCegarLoop]: Abstraction has 3645 states and 6945 transitions. [2022-03-03 18:28:37,214 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 18:28:37,214 INFO L276 IsEmpty]: Start isEmpty. Operand 3645 states and 6945 transitions. [2022-03-03 18:28:37,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:28:37,216 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:37,216 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:37,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-03 18:28:37,235 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 18:28:37,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:37,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1898426363, now seen corresponding path program 1 times [2022-03-03 18:28:37,236 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:37,236 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910834359] [2022-03-03 18:28:37,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:37,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:37,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:37,879 INFO 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 18:28:37,880 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:37,885 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910834359] [2022-03-03 18:28:37,885 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910834359] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:37,885 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:37,885 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:37,885 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287848326] [2022-03-03 18:28:37,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:37,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:37,886 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:37,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:37,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:37,886 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 18:28:39,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:39,765 INFO L93 Difference]: Finished difference Result 5779 states and 11134 transitions. [2022-03-03 18:28:39,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-03 18:28:39,765 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 18:28:39,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:39,771 INFO L225 Difference]: With dead ends: 5779 [2022-03-03 18:28:39,771 INFO L226 Difference]: Without dead ends: 5779 [2022-03-03 18:28:39,772 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 698 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=613, Invalid=3047, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:28:39,772 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 2288 mSDsluCounter, 3435 mSDsCounter, 0 mSdLazyCounter, 3313 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2288 SdHoareTripleChecker+Valid, 3672 SdHoareTripleChecker+Invalid, 3424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 3313 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:39,772 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2288 Valid, 3672 Invalid, 3424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 3313 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:28:39,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5779 states. [2022-03-03 18:28:39,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5779 to 3713. [2022-03-03 18:28:39,810 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 18:28:39,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 7081 transitions. [2022-03-03 18:28:39,814 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 7081 transitions. Word has length 230 [2022-03-03 18:28:39,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:39,814 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 7081 transitions. [2022-03-03 18:28:39,814 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 18:28:39,814 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 7081 transitions. [2022-03-03 18:28:39,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:28:39,816 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:39,816 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:39,816 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-03 18:28:39,816 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 18:28:39,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:39,816 INFO L85 PathProgramCache]: Analyzing trace with hash -1892411299, now seen corresponding path program 2 times [2022-03-03 18:28:39,816 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:39,817 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23737597] [2022-03-03 18:28:39,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:39,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:39,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:40,501 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:40,502 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:40,502 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23737597] [2022-03-03 18:28:40,502 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23737597] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:40,502 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:40,502 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:40,502 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066662384] [2022-03-03 18:28:40,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:40,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:40,502 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:40,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:40,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=722, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:40,503 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 18:28:42,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:42,298 INFO L93 Difference]: Finished difference Result 5784 states and 11144 transitions. [2022-03-03 18:28:42,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-03 18:28:42,298 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 18:28:42,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:42,305 INFO L225 Difference]: With dead ends: 5784 [2022-03-03 18:28:42,305 INFO L226 Difference]: Without dead ends: 5784 [2022-03-03 18:28:42,305 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 693 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=630, Invalid=3152, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:28:42,305 INFO L933 BasicCegarLoop]: 246 mSDtfsCounter, 2387 mSDsluCounter, 2745 mSDsCounter, 0 mSdLazyCounter, 2535 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2387 SdHoareTripleChecker+Valid, 2985 SdHoareTripleChecker+Invalid, 2661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 2535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:42,305 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2387 Valid, 2985 Invalid, 2661 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 2535 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:28:42,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5784 states. [2022-03-03 18:28:42,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5784 to 3710. [2022-03-03 18:28:42,342 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 18:28:42,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3710 states and 7075 transitions. [2022-03-03 18:28:42,346 INFO L78 Accepts]: Start accepts. Automaton has 3710 states and 7075 transitions. Word has length 230 [2022-03-03 18:28:42,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:42,346 INFO L470 AbstractCegarLoop]: Abstraction has 3710 states and 7075 transitions. [2022-03-03 18:28:42,347 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 18:28:42,347 INFO L276 IsEmpty]: Start isEmpty. Operand 3710 states and 7075 transitions. [2022-03-03 18:28:42,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:28:42,348 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:42,348 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:42,348 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-03 18:28:42,348 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 18:28:42,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:42,349 INFO L85 PathProgramCache]: Analyzing trace with hash 979758395, now seen corresponding path program 3 times [2022-03-03 18:28:42,349 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:42,349 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712542294] [2022-03-03 18:28:42,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:42,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:43,032 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 18:28:43,032 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:43,032 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712542294] [2022-03-03 18:28:43,032 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712542294] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:43,032 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:43,032 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:43,032 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741859065] [2022-03-03 18:28:43,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:43,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:43,033 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:43,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:43,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=714, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:43,033 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 18:28:45,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:45,006 INFO L93 Difference]: Finished difference Result 5862 states and 11300 transitions. [2022-03-03 18:28:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:28:45,007 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 18:28:45,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:45,013 INFO L225 Difference]: With dead ends: 5862 [2022-03-03 18:28:45,013 INFO L226 Difference]: Without dead ends: 5862 [2022-03-03 18:28:45,018 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1007 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=782, Invalid=3910, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:28:45,019 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 2438 mSDsluCounter, 2240 mSDsCounter, 0 mSdLazyCounter, 2413 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2438 SdHoareTripleChecker+Valid, 2505 SdHoareTripleChecker+Invalid, 2578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 2413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:45,019 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2438 Valid, 2505 Invalid, 2578 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 2413 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:28:45,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5862 states. [2022-03-03 18:28:45,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5862 to 3707. [2022-03-03 18:28:45,054 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 18:28:45,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3707 states and 7069 transitions. [2022-03-03 18:28:45,058 INFO L78 Accepts]: Start accepts. Automaton has 3707 states and 7069 transitions. Word has length 230 [2022-03-03 18:28:45,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:45,058 INFO L470 AbstractCegarLoop]: Abstraction has 3707 states and 7069 transitions. [2022-03-03 18:28:45,058 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 18:28:45,060 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 7069 transitions. [2022-03-03 18:28:45,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:28:45,061 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:45,061 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] [2022-03-03 18:28:45,062 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-03 18:28:45,062 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 18:28:45,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:45,062 INFO L85 PathProgramCache]: Analyzing trace with hash -388250629, now seen corresponding path program 4 times [2022-03-03 18:28:45,062 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:45,062 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037788263] [2022-03-03 18:28:45,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:45,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:45,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:45,959 INFO 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 18:28:45,959 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:45,959 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037788263] [2022-03-03 18:28:45,959 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037788263] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:45,959 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:45,959 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:28:45,959 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550311393] [2022-03-03 18:28:45,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:45,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:28:45,959 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:45,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:28:45,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=774, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:28:45,960 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 18:28:48,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:48,045 INFO L93 Difference]: Finished difference Result 5856 states and 11289 transitions. [2022-03-03 18:28:48,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-03 18:28:48,046 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 18:28:48,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:48,053 INFO L225 Difference]: With dead ends: 5856 [2022-03-03 18:28:48,053 INFO L226 Difference]: Without dead ends: 5856 [2022-03-03 18:28:48,053 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 18:28:48,054 INFO L933 BasicCegarLoop]: 234 mSDtfsCounter, 2538 mSDsluCounter, 2123 mSDsCounter, 0 mSdLazyCounter, 2116 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2538 SdHoareTripleChecker+Valid, 2351 SdHoareTripleChecker+Invalid, 2254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 2116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:48,054 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2538 Valid, 2351 Invalid, 2254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 2116 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:28:48,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5856 states. [2022-03-03 18:28:48,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5856 to 3730. [2022-03-03 18:28:48,108 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 18:28:48,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3730 states to 3730 states and 7115 transitions. [2022-03-03 18:28:48,113 INFO L78 Accepts]: Start accepts. Automaton has 3730 states and 7115 transitions. Word has length 230 [2022-03-03 18:28:48,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:48,113 INFO L470 AbstractCegarLoop]: Abstraction has 3730 states and 7115 transitions. [2022-03-03 18:28:48,113 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 18:28:48,114 INFO L276 IsEmpty]: Start isEmpty. Operand 3730 states and 7115 transitions. [2022-03-03 18:28:48,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:28:48,115 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:48,115 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:48,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-03 18:28:48,116 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 18:28:48,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:48,116 INFO L85 PathProgramCache]: Analyzing trace with hash 115879005, now seen corresponding path program 5 times [2022-03-03 18:28:48,116 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:48,117 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482509569] [2022-03-03 18:28:48,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:48,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:48,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:48,842 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:48,843 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:48,843 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482509569] [2022-03-03 18:28:48,843 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482509569] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:48,843 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:48,843 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:28:48,843 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622892823] [2022-03-03 18:28:48,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:48,843 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:28:48,843 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:48,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:28:48,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=774, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:28:48,844 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 18:28:51,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:51,594 INFO L93 Difference]: Finished difference Result 5864 states and 11304 transitions. [2022-03-03 18:28:51,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-03 18:28:51,594 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 18:28:51,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:51,601 INFO L225 Difference]: With dead ends: 5864 [2022-03-03 18:28:51,601 INFO L226 Difference]: Without dead ends: 5864 [2022-03-03 18:28:51,601 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 18:28:51,601 INFO L933 BasicCegarLoop]: 246 mSDtfsCounter, 2416 mSDsluCounter, 2732 mSDsCounter, 0 mSdLazyCounter, 2854 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2416 SdHoareTripleChecker+Valid, 2972 SdHoareTripleChecker+Invalid, 2990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 2854 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:51,601 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2416 Valid, 2972 Invalid, 2990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 2854 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:28:51,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5864 states. [2022-03-03 18:28:51,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5864 to 3740. [2022-03-03 18:28:51,637 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 18:28:51,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 3740 states and 7135 transitions. [2022-03-03 18:28:51,641 INFO L78 Accepts]: Start accepts. Automaton has 3740 states and 7135 transitions. Word has length 230 [2022-03-03 18:28:51,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:51,641 INFO L470 AbstractCegarLoop]: Abstraction has 3740 states and 7135 transitions. [2022-03-03 18:28:51,641 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 18:28:51,641 INFO L276 IsEmpty]: Start isEmpty. Operand 3740 states and 7135 transitions. [2022-03-03 18:28:51,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:28:51,643 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:51,643 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:51,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-03 18:28:51,643 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 18:28:51,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:51,643 INFO L85 PathProgramCache]: Analyzing trace with hash -1306918597, now seen corresponding path program 6 times [2022-03-03 18:28:51,644 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:51,644 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990227491] [2022-03-03 18:28:51,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:51,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:51,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:52,323 INFO 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 18:28:52,324 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:52,324 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990227491] [2022-03-03 18:28:52,324 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990227491] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:52,324 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:52,324 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:28:52,324 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860685430] [2022-03-03 18:28:52,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:52,324 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:28:52,324 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:52,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:28:52,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=755, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:28:52,325 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 18:28:55,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:55,316 INFO L93 Difference]: Finished difference Result 6648 states and 12872 transitions. [2022-03-03 18:28:55,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-03 18:28:55,316 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 18:28:55,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:55,330 INFO L225 Difference]: With dead ends: 6648 [2022-03-03 18:28:55,330 INFO L226 Difference]: Without dead ends: 6648 [2022-03-03 18:28:55,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1432 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=1062, Invalid=4790, Unknown=0, NotChecked=0, Total=5852 [2022-03-03 18:28:55,331 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 3235 mSDsluCounter, 4087 mSDsCounter, 0 mSdLazyCounter, 4499 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3235 SdHoareTripleChecker+Valid, 4351 SdHoareTripleChecker+Invalid, 4729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 4499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:55,331 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3235 Valid, 4351 Invalid, 4729 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 4499 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:28:55,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6648 states. [2022-03-03 18:28:55,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6648 to 3715. [2022-03-03 18:28:55,366 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 18:28:55,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3715 states to 3715 states and 7085 transitions. [2022-03-03 18:28:55,370 INFO L78 Accepts]: Start accepts. Automaton has 3715 states and 7085 transitions. Word has length 230 [2022-03-03 18:28:55,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:55,370 INFO L470 AbstractCegarLoop]: Abstraction has 3715 states and 7085 transitions. [2022-03-03 18:28:55,370 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 18:28:55,370 INFO L276 IsEmpty]: Start isEmpty. Operand 3715 states and 7085 transitions. [2022-03-03 18:28:55,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:28:55,372 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:55,372 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:55,372 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-03 18:28:55,372 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 18:28:55,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:55,372 INFO L85 PathProgramCache]: Analyzing trace with hash -921156269, now seen corresponding path program 7 times [2022-03-03 18:28:55,372 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:55,372 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076796291] [2022-03-03 18:28:55,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:55,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:55,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:55,842 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:28:55,842 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:55,843 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076796291] [2022-03-03 18:28:55,843 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2076796291] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:55,843 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:55,843 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:55,843 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137880608] [2022-03-03 18:28:55,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:55,843 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:55,843 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:55,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:55,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:55,844 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 18:28:57,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:57,598 INFO L93 Difference]: Finished difference Result 4853 states and 9319 transitions. [2022-03-03 18:28:57,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-03 18:28:57,598 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 18:28:57,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:57,603 INFO L225 Difference]: With dead ends: 4853 [2022-03-03 18:28:57,603 INFO L226 Difference]: Without dead ends: 4853 [2022-03-03 18:28:57,603 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 751 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=636, Invalid=3270, Unknown=0, NotChecked=0, Total=3906 [2022-03-03 18:28:57,604 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 1838 mSDsluCounter, 3528 mSDsCounter, 0 mSdLazyCounter, 3270 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1838 SdHoareTripleChecker+Valid, 3787 SdHoareTripleChecker+Invalid, 3375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 3270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:57,604 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1838 Valid, 3787 Invalid, 3375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 3270 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:28:57,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4853 states. [2022-03-03 18:28:57,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4853 to 3773. [2022-03-03 18:28:57,634 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 18:28:57,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 3773 states and 7201 transitions. [2022-03-03 18:28:57,637 INFO L78 Accepts]: Start accepts. Automaton has 3773 states and 7201 transitions. Word has length 230 [2022-03-03 18:28:57,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:57,638 INFO L470 AbstractCegarLoop]: Abstraction has 3773 states and 7201 transitions. [2022-03-03 18:28:57,638 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 18:28:57,638 INFO L276 IsEmpty]: Start isEmpty. Operand 3773 states and 7201 transitions. [2022-03-03 18:28:57,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:28:57,639 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:57,639 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] [2022-03-03 18:28:57,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-03 18:28:57,640 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 18:28:57,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:57,640 INFO L85 PathProgramCache]: Analyzing trace with hash -417026635, now seen corresponding path program 8 times [2022-03-03 18:28:57,640 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:57,640 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825800745] [2022-03-03 18:28:57,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:57,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:57,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:58,208 INFO 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 18:28:58,208 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:58,208 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825800745] [2022-03-03 18:28:58,208 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825800745] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:58,208 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:58,208 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:28:58,209 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753760910] [2022-03-03 18:28:58,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:58,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:28:58,209 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:58,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:28:58,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:28:58,209 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 18:29:00,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:00,619 INFO L93 Difference]: Finished difference Result 4819 states and 9254 transitions. [2022-03-03 18:29:00,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-03 18:29:00,620 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 18:29:00,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:00,625 INFO L225 Difference]: With dead ends: 4819 [2022-03-03 18:29:00,625 INFO L226 Difference]: Without dead ends: 4819 [2022-03-03 18:29:00,626 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 18:29:00,626 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 1779 mSDsluCounter, 3426 mSDsCounter, 0 mSdLazyCounter, 3358 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1779 SdHoareTripleChecker+Valid, 3679 SdHoareTripleChecker+Invalid, 3472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 3358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:00,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1779 Valid, 3679 Invalid, 3472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 3358 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:29:00,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4819 states. [2022-03-03 18:29:00,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4819 to 3764. [2022-03-03 18:29:00,660 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 18:29:00,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3764 states to 3764 states and 7183 transitions. [2022-03-03 18:29:00,664 INFO L78 Accepts]: Start accepts. Automaton has 3764 states and 7183 transitions. Word has length 230 [2022-03-03 18:29:00,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:00,664 INFO L470 AbstractCegarLoop]: Abstraction has 3764 states and 7183 transitions. [2022-03-03 18:29:00,665 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 18:29:00,665 INFO L276 IsEmpty]: Start isEmpty. Operand 3764 states and 7183 transitions. [2022-03-03 18:29:00,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:00,666 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:00,666 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:00,666 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-03-03 18:29:00,667 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 18:29:00,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:00,667 INFO L85 PathProgramCache]: Analyzing trace with hash -1839824237, now seen corresponding path program 9 times [2022-03-03 18:29:00,667 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:00,667 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184575748] [2022-03-03 18:29:00,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:00,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:00,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:01,255 INFO 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 18:29:01,255 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:01,255 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184575748] [2022-03-03 18:29:01,255 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184575748] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:01,255 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:01,255 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:29:01,255 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032651088] [2022-03-03 18:29:01,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:01,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:29:01,256 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:01,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:29:01,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=716, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:29:01,256 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 18:29:04,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:04,205 INFO L93 Difference]: Finished difference Result 4938 states and 9489 transitions. [2022-03-03 18:29:04,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:29:04,205 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 18:29:04,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:04,211 INFO L225 Difference]: With dead ends: 4938 [2022-03-03 18:29:04,211 INFO L226 Difference]: Without dead ends: 4938 [2022-03-03 18:29:04,212 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 18:29:04,212 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 2325 mSDsluCounter, 3599 mSDsCounter, 0 mSdLazyCounter, 4157 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2325 SdHoareTripleChecker+Valid, 3898 SdHoareTripleChecker+Invalid, 4305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 4157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:04,212 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2325 Valid, 3898 Invalid, 4305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 4157 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:29:04,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4938 states. [2022-03-03 18:29:04,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4938 to 3725. [2022-03-03 18:29:04,246 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 18:29:04,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 3725 states and 7105 transitions. [2022-03-03 18:29:04,250 INFO L78 Accepts]: Start accepts. Automaton has 3725 states and 7105 transitions. Word has length 230 [2022-03-03 18:29:04,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:04,250 INFO L470 AbstractCegarLoop]: Abstraction has 3725 states and 7105 transitions. [2022-03-03 18:29:04,250 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 18:29:04,250 INFO L276 IsEmpty]: Start isEmpty. Operand 3725 states and 7105 transitions. [2022-03-03 18:29:04,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:04,252 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:04,252 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:04,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-03 18:29:04,252 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 18:29:04,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:04,252 INFO L85 PathProgramCache]: Analyzing trace with hash 494887925, now seen corresponding path program 10 times [2022-03-03 18:29:04,252 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:04,252 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840038952] [2022-03-03 18:29:04,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:04,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:04,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:04,902 INFO 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 18:29:04,902 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:04,902 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840038952] [2022-03-03 18:29:04,902 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840038952] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:04,902 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:04,902 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:04,902 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019387038] [2022-03-03 18:29:04,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:04,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:04,902 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:04,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:04,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=758, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:04,903 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 18:29:07,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:07,041 INFO L93 Difference]: Finished difference Result 5619 states and 10851 transitions. [2022-03-03 18:29:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-03 18:29:07,041 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 18:29:07,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:07,047 INFO L225 Difference]: With dead ends: 5619 [2022-03-03 18:29:07,047 INFO L226 Difference]: Without dead ends: 5619 [2022-03-03 18:29:07,048 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 835 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=705, Invalid=3201, Unknown=0, NotChecked=0, Total=3906 [2022-03-03 18:29:07,048 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 3188 mSDsluCounter, 2724 mSDsCounter, 0 mSdLazyCounter, 3106 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3188 SdHoareTripleChecker+Valid, 2984 SdHoareTripleChecker+Invalid, 3310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 3106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:07,048 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3188 Valid, 2984 Invalid, 3310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 3106 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:29:07,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5619 states. [2022-03-03 18:29:07,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5619 to 3751. [2022-03-03 18:29:07,083 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 18:29:07,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3751 states to 3751 states and 7157 transitions. [2022-03-03 18:29:07,087 INFO L78 Accepts]: Start accepts. Automaton has 3751 states and 7157 transitions. Word has length 230 [2022-03-03 18:29:07,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:07,087 INFO L470 AbstractCegarLoop]: Abstraction has 3751 states and 7157 transitions. [2022-03-03 18:29:07,087 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 18:29:07,087 INFO L276 IsEmpty]: Start isEmpty. Operand 3751 states and 7157 transitions. [2022-03-03 18:29:07,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:07,089 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:07,089 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] [2022-03-03 18:29:07,089 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-03 18:29:07,089 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 18:29:07,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:07,090 INFO L85 PathProgramCache]: Analyzing trace with hash 999017559, now seen corresponding path program 11 times [2022-03-03 18:29:07,090 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:07,090 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669987919] [2022-03-03 18:29:07,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:07,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:07,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:07,669 INFO 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 18:29:07,669 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:07,669 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669987919] [2022-03-03 18:29:07,669 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669987919] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:07,669 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:07,669 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:07,669 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857895324] [2022-03-03 18:29:07,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:07,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:07,670 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:07,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:07,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=758, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:07,670 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 18:29:10,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:10,180 INFO L93 Difference]: Finished difference Result 5618 states and 10849 transitions. [2022-03-03 18:29:10,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-03 18:29:10,181 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 18:29:10,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:10,186 INFO L225 Difference]: With dead ends: 5618 [2022-03-03 18:29:10,186 INFO L226 Difference]: Without dead ends: 5618 [2022-03-03 18:29:10,187 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 899 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=802, Invalid=3488, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:29:10,187 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 2339 mSDsluCounter, 2891 mSDsCounter, 0 mSdLazyCounter, 3005 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2339 SdHoareTripleChecker+Valid, 3154 SdHoareTripleChecker+Invalid, 3184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 3005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:10,187 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2339 Valid, 3154 Invalid, 3184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 3005 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:29:10,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5618 states. [2022-03-03 18:29:10,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5618 to 3738. [2022-03-03 18:29:10,222 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 18:29:10,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3738 states to 3738 states and 7131 transitions. [2022-03-03 18:29:10,226 INFO L78 Accepts]: Start accepts. Automaton has 3738 states and 7131 transitions. Word has length 230 [2022-03-03 18:29:10,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:10,226 INFO L470 AbstractCegarLoop]: Abstraction has 3738 states and 7131 transitions. [2022-03-03 18:29:10,226 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 18:29:10,226 INFO L276 IsEmpty]: Start isEmpty. Operand 3738 states and 7131 transitions. [2022-03-03 18:29:10,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:10,229 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:10,229 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:10,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-03 18:29:10,230 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 18:29:10,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:10,230 INFO L85 PathProgramCache]: Analyzing trace with hash -423780043, now seen corresponding path program 12 times [2022-03-03 18:29:10,230 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:10,230 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377380968] [2022-03-03 18:29:10,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:10,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:10,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:10,910 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 18:29:10,910 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:10,910 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377380968] [2022-03-03 18:29:10,910 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377380968] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:10,910 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:10,910 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:10,911 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956265578] [2022-03-03 18:29:10,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:10,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:10,911 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:10,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:10,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=750, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:10,911 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 18:29:14,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:14,137 INFO L93 Difference]: Finished difference Result 5672 states and 10957 transitions. [2022-03-03 18:29:14,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:29:14,138 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 18:29:14,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:14,144 INFO L225 Difference]: With dead ends: 5672 [2022-03-03 18:29:14,144 INFO L226 Difference]: Without dead ends: 5672 [2022-03-03 18:29:14,144 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 18:29:14,144 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 2733 mSDsluCounter, 3546 mSDsCounter, 0 mSdLazyCounter, 4267 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2733 SdHoareTripleChecker+Valid, 3865 SdHoareTripleChecker+Invalid, 4476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 4267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:14,144 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2733 Valid, 3865 Invalid, 4476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 4267 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:29:14,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5672 states. [2022-03-03 18:29:14,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5672 to 3705. [2022-03-03 18:29:14,179 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 18:29:14,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3705 states to 3705 states and 7065 transitions. [2022-03-03 18:29:14,183 INFO L78 Accepts]: Start accepts. Automaton has 3705 states and 7065 transitions. Word has length 230 [2022-03-03 18:29:14,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:14,183 INFO L470 AbstractCegarLoop]: Abstraction has 3705 states and 7065 transitions. [2022-03-03 18:29:14,184 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 18:29:14,184 INFO L276 IsEmpty]: Start isEmpty. Operand 3705 states and 7065 transitions. [2022-03-03 18:29:14,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:14,185 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:14,185 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:14,185 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-03 18:29:14,185 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 18:29:14,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:14,186 INFO L85 PathProgramCache]: Analyzing trace with hash 923569847, now seen corresponding path program 13 times [2022-03-03 18:29:14,186 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:14,186 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401360946] [2022-03-03 18:29:14,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:14,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:14,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:14,786 INFO 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 18:29:14,786 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:14,786 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401360946] [2022-03-03 18:29:14,786 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401360946] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:14,786 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:14,786 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:29:14,786 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872153654] [2022-03-03 18:29:14,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:14,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:29:14,786 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:14,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:29:14,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:29:14,787 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 18:29:16,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:16,848 INFO L93 Difference]: Finished difference Result 4822 states and 9256 transitions. [2022-03-03 18:29:16,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-03 18:29:16,848 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 18:29:16,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:16,853 INFO L225 Difference]: With dead ends: 4822 [2022-03-03 18:29:16,853 INFO L226 Difference]: Without dead ends: 4822 [2022-03-03 18:29:16,853 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 894 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=658, Invalid=3632, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:29:16,853 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1788 mSDsluCounter, 3690 mSDsCounter, 0 mSdLazyCounter, 3466 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1788 SdHoareTripleChecker+Valid, 3971 SdHoareTripleChecker+Invalid, 3568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 3466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:16,853 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1788 Valid, 3971 Invalid, 3568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 3466 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:29:16,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4822 states. [2022-03-03 18:29:16,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4822 to 3743. [2022-03-03 18:29:16,882 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 18:29:16,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3743 states to 3743 states and 7141 transitions. [2022-03-03 18:29:16,886 INFO L78 Accepts]: Start accepts. Automaton has 3743 states and 7141 transitions. Word has length 230 [2022-03-03 18:29:16,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:16,886 INFO L470 AbstractCegarLoop]: Abstraction has 3743 states and 7141 transitions. [2022-03-03 18:29:16,886 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 18:29:16,886 INFO L276 IsEmpty]: Start isEmpty. Operand 3743 states and 7141 transitions. [2022-03-03 18:29:16,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:16,888 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:16,888 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:16,888 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-03 18:29:16,888 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 18:29:16,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:16,888 INFO L85 PathProgramCache]: Analyzing trace with hash 1427699481, now seen corresponding path program 14 times [2022-03-03 18:29:16,888 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:16,888 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70630352] [2022-03-03 18:29:16,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:16,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:16,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:17,487 INFO 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 18:29:17,488 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:17,488 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70630352] [2022-03-03 18:29:17,488 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [70630352] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:17,488 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:17,488 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:29:17,488 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419374333] [2022-03-03 18:29:17,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:17,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:29:17,488 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:17,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:29:17,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:29:17,489 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 18:29:19,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:19,763 INFO L93 Difference]: Finished difference Result 4827 states and 9266 transitions. [2022-03-03 18:29:19,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:29:19,763 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 18:29:19,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:19,768 INFO L225 Difference]: With dead ends: 4827 [2022-03-03 18:29:19,768 INFO L226 Difference]: Without dead ends: 4827 [2022-03-03 18:29:19,769 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 979 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=678, Invalid=3744, Unknown=0, NotChecked=0, Total=4422 [2022-03-03 18:29:19,769 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1729 mSDsluCounter, 3223 mSDsCounter, 0 mSdLazyCounter, 3136 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1729 SdHoareTripleChecker+Valid, 3508 SdHoareTripleChecker+Invalid, 3241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 3136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:19,769 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1729 Valid, 3508 Invalid, 3241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 3136 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:29:19,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4827 states. [2022-03-03 18:29:19,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4827 to 3734. [2022-03-03 18:29:19,801 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 18:29:19,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 3734 states and 7123 transitions. [2022-03-03 18:29:19,805 INFO L78 Accepts]: Start accepts. Automaton has 3734 states and 7123 transitions. Word has length 230 [2022-03-03 18:29:19,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:19,805 INFO L470 AbstractCegarLoop]: Abstraction has 3734 states and 7123 transitions. [2022-03-03 18:29:19,805 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 18:29:19,806 INFO L276 IsEmpty]: Start isEmpty. Operand 3734 states and 7123 transitions. [2022-03-03 18:29:19,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:19,807 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:19,807 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:19,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-03 18:29:19,807 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 18:29:19,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:19,807 INFO L85 PathProgramCache]: Analyzing trace with hash 4901879, now seen corresponding path program 15 times [2022-03-03 18:29:19,807 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:19,808 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312879388] [2022-03-03 18:29:19,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:19,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:19,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:20,456 INFO 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 18:29:20,456 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:20,456 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312879388] [2022-03-03 18:29:20,456 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312879388] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:20,456 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:20,456 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:29:20,457 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371391822] [2022-03-03 18:29:20,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:20,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:29:20,457 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:20,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:29:20,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=722, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:29:20,457 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 18:29:22,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:22,375 INFO L93 Difference]: Finished difference Result 4907 states and 9426 transitions. [2022-03-03 18:29:22,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-03 18:29:22,375 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 18:29:22,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:22,380 INFO L225 Difference]: With dead ends: 4907 [2022-03-03 18:29:22,380 INFO L226 Difference]: Without dead ends: 4907 [2022-03-03 18:29:22,381 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1147 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=792, Invalid=4610, Unknown=0, NotChecked=0, Total=5402 [2022-03-03 18:29:22,381 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 2144 mSDsluCounter, 3279 mSDsCounter, 0 mSdLazyCounter, 3527 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2144 SdHoareTripleChecker+Valid, 3600 SdHoareTripleChecker+Invalid, 3673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 3527 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:22,381 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2144 Valid, 3600 Invalid, 3673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 3527 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:29:22,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4907 states. [2022-03-03 18:29:22,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4907 to 3701. [2022-03-03 18:29:22,415 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 18:29:22,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3701 states to 3701 states and 7057 transitions. [2022-03-03 18:29:22,419 INFO L78 Accepts]: Start accepts. Automaton has 3701 states and 7057 transitions. Word has length 230 [2022-03-03 18:29:22,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:22,419 INFO L470 AbstractCegarLoop]: Abstraction has 3701 states and 7057 transitions. [2022-03-03 18:29:22,419 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 18:29:22,419 INFO L276 IsEmpty]: Start isEmpty. Operand 3701 states and 7057 transitions. [2022-03-03 18:29:22,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:22,420 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:22,420 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:22,420 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-03 18:29:22,421 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 18:29:22,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:22,421 INFO L85 PathProgramCache]: Analyzing trace with hash -1955353255, now seen corresponding path program 16 times [2022-03-03 18:29:22,421 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:22,421 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648919526] [2022-03-03 18:29:22,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:22,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:22,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:23,010 INFO 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 18:29:23,010 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:23,010 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648919526] [2022-03-03 18:29:23,010 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648919526] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:23,010 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:23,010 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:23,011 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630462593] [2022-03-03 18:29:23,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:23,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:23,011 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:23,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:23,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=759, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:23,011 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 18:29:25,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:25,441 INFO L93 Difference]: Finished difference Result 5000 states and 9572 transitions. [2022-03-03 18:29:25,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-03 18:29:25,441 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 18:29:25,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:25,447 INFO L225 Difference]: With dead ends: 5000 [2022-03-03 18:29:25,447 INFO L226 Difference]: Without dead ends: 5000 [2022-03-03 18:29:25,447 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1106 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=810, Invalid=3882, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:29:25,447 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 2889 mSDsluCounter, 3029 mSDsCounter, 0 mSdLazyCounter, 3337 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2889 SdHoareTripleChecker+Valid, 3292 SdHoareTripleChecker+Invalid, 3535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 3337 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:25,447 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2889 Valid, 3292 Invalid, 3535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 3337 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:29:25,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5000 states. [2022-03-03 18:29:25,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5000 to 3727. [2022-03-03 18:29:25,480 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 18:29:25,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3727 states to 3727 states and 7109 transitions. [2022-03-03 18:29:25,483 INFO L78 Accepts]: Start accepts. Automaton has 3727 states and 7109 transitions. Word has length 230 [2022-03-03 18:29:25,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:25,484 INFO L470 AbstractCegarLoop]: Abstraction has 3727 states and 7109 transitions. [2022-03-03 18:29:25,484 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 18:29:25,484 INFO L276 IsEmpty]: Start isEmpty. Operand 3727 states and 7109 transitions. [2022-03-03 18:29:25,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:25,485 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:25,485 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:25,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-03 18:29:25,485 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 18:29:25,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:25,486 INFO L85 PathProgramCache]: Analyzing trace with hash -1451223621, now seen corresponding path program 17 times [2022-03-03 18:29:25,486 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:25,486 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104716636] [2022-03-03 18:29:25,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:25,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:25,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:26,117 INFO 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 18:29:26,117 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:26,117 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104716636] [2022-03-03 18:29:26,117 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104716636] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:26,117 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:26,117 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:26,117 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65468332] [2022-03-03 18:29:26,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:26,118 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:26,118 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:26,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:26,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=772, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:26,118 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 18:29:28,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:28,422 INFO L93 Difference]: Finished difference Result 4999 states and 9570 transitions. [2022-03-03 18:29:28,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:29:28,423 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 18:29:28,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:28,428 INFO L225 Difference]: With dead ends: 4999 [2022-03-03 18:29:28,428 INFO L226 Difference]: Without dead ends: 4999 [2022-03-03 18:29:28,429 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1144 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=899, Invalid=4213, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:29:28,429 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 2776 mSDsluCounter, 2694 mSDsCounter, 0 mSdLazyCounter, 2900 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2776 SdHoareTripleChecker+Valid, 2961 SdHoareTripleChecker+Invalid, 3099 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 2900 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:28,429 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2776 Valid, 2961 Invalid, 3099 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 2900 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:29:28,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4999 states. [2022-03-03 18:29:28,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4999 to 3714. [2022-03-03 18:29:28,463 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 18:29:28,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3714 states to 3714 states and 7083 transitions. [2022-03-03 18:29:28,467 INFO L78 Accepts]: Start accepts. Automaton has 3714 states and 7083 transitions. Word has length 230 [2022-03-03 18:29:28,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:28,467 INFO L470 AbstractCegarLoop]: Abstraction has 3714 states and 7083 transitions. [2022-03-03 18:29:28,467 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 18:29:28,467 INFO L276 IsEmpty]: Start isEmpty. Operand 3714 states and 7083 transitions. [2022-03-03 18:29:28,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:28,469 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:28,469 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:28,469 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-03-03 18:29:28,469 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 18:29:28,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:28,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1420946073, now seen corresponding path program 18 times [2022-03-03 18:29:28,469 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:28,469 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67425219] [2022-03-03 18:29:28,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:28,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:28,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:29,208 INFO 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 18:29:29,208 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:29,208 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67425219] [2022-03-03 18:29:29,208 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67425219] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:29,208 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:29,208 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:29,209 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44505062] [2022-03-03 18:29:29,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:29,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:29,209 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:29,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:29,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:29,209 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 18:29:32,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:32,583 INFO L93 Difference]: Finished difference Result 4976 states and 9524 transitions. [2022-03-03 18:29:32,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:29:32,583 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 18:29:32,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:32,589 INFO L225 Difference]: With dead ends: 4976 [2022-03-03 18:29:32,589 INFO L226 Difference]: Without dead ends: 4976 [2022-03-03 18:29:32,590 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1961 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=1133, Invalid=5673, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:29:32,590 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 2202 mSDsluCounter, 3351 mSDsCounter, 0 mSdLazyCounter, 3634 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2202 SdHoareTripleChecker+Valid, 3654 SdHoareTripleChecker+Invalid, 3861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 3634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:32,590 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2202 Valid, 3654 Invalid, 3861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 3634 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:29:32,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4976 states. [2022-03-03 18:29:32,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4976 to 3606. [2022-03-03 18:29:32,624 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 18:29:32,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 3606 states and 6867 transitions. [2022-03-03 18:29:32,628 INFO L78 Accepts]: Start accepts. Automaton has 3606 states and 6867 transitions. Word has length 230 [2022-03-03 18:29:32,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:32,628 INFO L470 AbstractCegarLoop]: Abstraction has 3606 states and 6867 transitions. [2022-03-03 18:29:32,628 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 18:29:32,628 INFO L276 IsEmpty]: Start isEmpty. Operand 3606 states and 6867 transitions. [2022-03-03 18:29:32,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-03 18:29:32,630 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:32,630 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:32,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-03 18:29:32,630 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 18:29:32,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:32,630 INFO L85 PathProgramCache]: Analyzing trace with hash -45407019, now seen corresponding path program 1 times [2022-03-03 18:29:32,630 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:32,630 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850554649] [2022-03-03 18:29:32,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:32,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:32,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:32,716 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:29:32,716 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:32,716 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850554649] [2022-03-03 18:29:32,716 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850554649] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:32,716 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:32,716 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:29:32,716 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302856812] [2022-03-03 18:29:32,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:32,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:29:32,717 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:32,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:29:32,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:29:32,717 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 18:29:32,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:32,946 INFO L93 Difference]: Finished difference Result 3566 states and 6788 transitions. [2022-03-03 18:29:32,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:29:32,947 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 18:29:32,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:32,950 INFO L225 Difference]: With dead ends: 3566 [2022-03-03 18:29:32,950 INFO L226 Difference]: Without dead ends: 3566 [2022-03-03 18:29:32,950 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 18:29:32,951 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 118 mSDsluCounter, 235 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 549 SdHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:32,951 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [118 Valid, 549 Invalid, 371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 310 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:29:32,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3566 states. [2022-03-03 18:29:32,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3566 to 3566. [2022-03-03 18:29:32,980 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 18:29:32,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 3566 states and 6788 transitions. [2022-03-03 18:29:32,984 INFO L78 Accepts]: Start accepts. Automaton has 3566 states and 6788 transitions. Word has length 230 [2022-03-03 18:29:32,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:32,984 INFO L470 AbstractCegarLoop]: Abstraction has 3566 states and 6788 transitions. [2022-03-03 18:29:32,984 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 18:29:32,984 INFO L276 IsEmpty]: Start isEmpty. Operand 3566 states and 6788 transitions. [2022-03-03 18:29:32,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-03 18:29:32,986 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:32,986 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:32,986 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-03 18:29:32,986 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 18:29:32,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:32,986 INFO L85 PathProgramCache]: Analyzing trace with hash 304603882, now seen corresponding path program 1 times [2022-03-03 18:29:32,986 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:32,986 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779906103] [2022-03-03 18:29:32,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:32,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:33,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:33,732 INFO 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 18:29:33,733 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:33,733 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779906103] [2022-03-03 18:29:33,733 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779906103] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:33,733 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:33,733 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:29:33,733 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067419980] [2022-03-03 18:29:33,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:33,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:29:33,733 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:33,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:29:33,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:29:33,734 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 18:29:35,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:35,869 INFO L93 Difference]: Finished difference Result 5648 states and 10873 transitions. [2022-03-03 18:29:35,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-03 18:29:35,869 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 18:29:35,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:35,877 INFO L225 Difference]: With dead ends: 5648 [2022-03-03 18:29:35,878 INFO L226 Difference]: Without dead ends: 5648 [2022-03-03 18:29:35,878 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 18:29:35,879 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 2307 mSDsluCounter, 2471 mSDsCounter, 0 mSdLazyCounter, 2503 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2307 SdHoareTripleChecker+Valid, 2706 SdHoareTripleChecker+Invalid, 2616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 2503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:35,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2307 Valid, 2706 Invalid, 2616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 2503 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:29:35,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5648 states. [2022-03-03 18:29:35,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5648 to 3729. [2022-03-03 18:29:35,953 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 18:29:35,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3729 states to 3729 states and 7114 transitions. [2022-03-03 18:29:35,959 INFO L78 Accepts]: Start accepts. Automaton has 3729 states and 7114 transitions. Word has length 232 [2022-03-03 18:29:35,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:35,959 INFO L470 AbstractCegarLoop]: Abstraction has 3729 states and 7114 transitions. [2022-03-03 18:29:35,960 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 18:29:35,960 INFO L276 IsEmpty]: Start isEmpty. Operand 3729 states and 7114 transitions. [2022-03-03 18:29:35,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-03 18:29:35,963 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:35,963 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:35,966 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-03 18:29:35,966 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 18:29:35,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:35,967 INFO L85 PathProgramCache]: Analyzing trace with hash -10255200, now seen corresponding path program 2 times [2022-03-03 18:29:35,967 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:35,967 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565905940] [2022-03-03 18:29:35,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:35,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:36,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:36,640 INFO 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 18:29:36,640 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:36,640 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565905940] [2022-03-03 18:29:36,640 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565905940] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:36,640 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:36,640 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:36,640 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054777198] [2022-03-03 18:29:36,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:36,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:36,640 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:36,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:36,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=767, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:36,641 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 18:29:39,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:39,264 INFO L93 Difference]: Finished difference Result 6374 states and 12325 transitions. [2022-03-03 18:29:39,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-03 18:29:39,265 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 18:29:39,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:39,271 INFO L225 Difference]: With dead ends: 6374 [2022-03-03 18:29:39,271 INFO L226 Difference]: Without dead ends: 6374 [2022-03-03 18:29:39,271 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 716 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=690, Invalid=3092, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:29:39,272 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 2696 mSDsluCounter, 3209 mSDsCounter, 0 mSdLazyCounter, 2902 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2696 SdHoareTripleChecker+Valid, 3443 SdHoareTripleChecker+Invalid, 3063 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 2902 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:39,272 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2696 Valid, 3443 Invalid, 3063 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 2902 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:29:39,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6374 states. [2022-03-03 18:29:39,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6374 to 3745. [2022-03-03 18:29:39,308 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 18:29:39,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3745 states to 3745 states and 7146 transitions. [2022-03-03 18:29:39,311 INFO L78 Accepts]: Start accepts. Automaton has 3745 states and 7146 transitions. Word has length 232 [2022-03-03 18:29:39,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:39,311 INFO L470 AbstractCegarLoop]: Abstraction has 3745 states and 7146 transitions. [2022-03-03 18:29:39,312 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 18:29:39,312 INFO L276 IsEmpty]: Start isEmpty. Operand 3745 states and 7146 transitions. [2022-03-03 18:29:39,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-03 18:29:39,313 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:39,313 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:39,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-03 18:29:39,313 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 18:29:39,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:39,314 INFO L85 PathProgramCache]: Analyzing trace with hash 810058306, now seen corresponding path program 3 times [2022-03-03 18:29:39,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:39,314 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361765311] [2022-03-03 18:29:39,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:39,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:39,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:39,969 INFO 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 18:29:39,969 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:39,969 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361765311] [2022-03-03 18:29:39,969 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361765311] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:39,969 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:39,969 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:29:39,969 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332023516] [2022-03-03 18:29:39,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:39,970 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:29:39,970 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:39,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:29:39,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:29:39,970 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 18:29:42,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:42,286 INFO L93 Difference]: Finished difference Result 4853 states and 9320 transitions. [2022-03-03 18:29:42,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-03 18:29:42,287 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 18:29:42,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:42,292 INFO L225 Difference]: With dead ends: 4853 [2022-03-03 18:29:42,292 INFO L226 Difference]: Without dead ends: 4853 [2022-03-03 18:29:42,292 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 591 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=568, Invalid=2972, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:29:42,292 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 1652 mSDsluCounter, 3033 mSDsCounter, 0 mSdLazyCounter, 3033 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1652 SdHoareTripleChecker+Valid, 3288 SdHoareTripleChecker+Invalid, 3130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 3033 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:42,292 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1652 Valid, 3288 Invalid, 3130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 3033 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:29:42,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4853 states. [2022-03-03 18:29:42,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4853 to 3787. [2022-03-03 18:29:42,323 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 18:29:42,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3787 states to 3787 states and 7230 transitions. [2022-03-03 18:29:42,327 INFO L78 Accepts]: Start accepts. Automaton has 3787 states and 7230 transitions. Word has length 232 [2022-03-03 18:29:42,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:42,327 INFO L470 AbstractCegarLoop]: Abstraction has 3787 states and 7230 transitions. [2022-03-03 18:29:42,327 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 18:29:42,327 INFO L276 IsEmpty]: Start isEmpty. Operand 3787 states and 7230 transitions. [2022-03-03 18:29:42,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-03 18:29:42,329 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:42,329 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:42,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-03-03 18:29:42,329 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 18:29:42,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:42,330 INFO L85 PathProgramCache]: Analyzing trace with hash -1717629414, now seen corresponding path program 4 times [2022-03-03 18:29:42,330 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:42,330 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599271127] [2022-03-03 18:29:42,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:42,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:42,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:42,968 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 18:29:42,968 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:42,968 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599271127] [2022-03-03 18:29:42,968 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599271127] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:42,968 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:42,968 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:42,968 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156657959] [2022-03-03 18:29:42,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:42,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:42,969 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:42,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:42,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=747, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:42,969 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 18:29:45,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:45,466 INFO L93 Difference]: Finished difference Result 5579 states and 10772 transitions. [2022-03-03 18:29:45,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-03 18:29:45,466 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 18:29:45,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:45,472 INFO L225 Difference]: With dead ends: 5579 [2022-03-03 18:29:45,473 INFO L226 Difference]: Without dead ends: 5579 [2022-03-03 18:29:45,473 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 18:29:45,473 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 2392 mSDsluCounter, 3015 mSDsCounter, 0 mSdLazyCounter, 3247 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2392 SdHoareTripleChecker+Valid, 3275 SdHoareTripleChecker+Invalid, 3395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 3247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:45,473 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2392 Valid, 3275 Invalid, 3395 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 3247 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:29:45,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5579 states. [2022-03-03 18:29:45,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5579 to 3735. [2022-03-03 18:29:45,510 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 18:29:45,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3735 states to 3735 states and 7126 transitions. [2022-03-03 18:29:45,514 INFO L78 Accepts]: Start accepts. Automaton has 3735 states and 7126 transitions. Word has length 232 [2022-03-03 18:29:45,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:45,514 INFO L470 AbstractCegarLoop]: Abstraction has 3735 states and 7126 transitions. [2022-03-03 18:29:45,515 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 18:29:45,515 INFO L276 IsEmpty]: Start isEmpty. Operand 3735 states and 7126 transitions. [2022-03-03 18:29:45,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-03 18:29:45,516 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:45,516 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:45,516 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-03 18:29:45,516 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 18:29:45,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:45,517 INFO L85 PathProgramCache]: Analyzing trace with hash -229637466, now seen corresponding path program 5 times [2022-03-03 18:29:45,517 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:45,517 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917753079] [2022-03-03 18:29:45,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:45,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:45,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:46,031 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 18:29:46,031 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:46,031 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917753079] [2022-03-03 18:29:46,031 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917753079] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:46,031 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:46,031 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-03 18:29:46,031 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871744384] [2022-03-03 18:29:46,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:46,032 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-03 18:29:46,032 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:46,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-03 18:29:46,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:29:46,032 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 18:29:47,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:47,760 INFO L93 Difference]: Finished difference Result 4822 states and 9257 transitions. [2022-03-03 18:29:47,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-03 18:29:47,760 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 18:29:47,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:47,765 INFO L225 Difference]: With dead ends: 4822 [2022-03-03 18:29:47,765 INFO L226 Difference]: Without dead ends: 4822 [2022-03-03 18:29:47,766 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 776 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=639, Invalid=3521, Unknown=0, NotChecked=0, Total=4160 [2022-03-03 18:29:47,766 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 1801 mSDsluCounter, 3602 mSDsCounter, 0 mSdLazyCounter, 3225 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1801 SdHoareTripleChecker+Valid, 3879 SdHoareTripleChecker+Invalid, 3332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 3225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:47,782 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1801 Valid, 3879 Invalid, 3332 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 3225 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:29:47,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4822 states. [2022-03-03 18:29:47,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4822 to 3763. [2022-03-03 18:29:47,817 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 18:29:47,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3763 states to 3763 states and 7182 transitions. [2022-03-03 18:29:47,821 INFO L78 Accepts]: Start accepts. Automaton has 3763 states and 7182 transitions. Word has length 232 [2022-03-03 18:29:47,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:47,821 INFO L470 AbstractCegarLoop]: Abstraction has 3763 states and 7182 transitions. [2022-03-03 18:29:47,821 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 18:29:47,821 INFO L276 IsEmpty]: Start isEmpty. Operand 3763 states and 7182 transitions. [2022-03-03 18:29:47,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-03 18:29:47,823 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:47,823 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:47,823 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-03 18:29:47,823 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 18:29:47,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:47,823 INFO L85 PathProgramCache]: Analyzing trace with hash 1537642110, now seen corresponding path program 6 times [2022-03-03 18:29:47,823 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:47,823 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570396100] [2022-03-03 18:29:47,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:47,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:47,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:48,406 INFO 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 18:29:48,406 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:48,407 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570396100] [2022-03-03 18:29:48,407 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570396100] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:48,407 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:48,407 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:48,407 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335131125] [2022-03-03 18:29:48,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:48,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:48,407 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:48,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:48,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=753, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:48,408 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 18:29:50,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:50,189 INFO L93 Difference]: Finished difference Result 4966 states and 9506 transitions. [2022-03-03 18:29:50,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:29:50,190 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 18:29:50,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:50,196 INFO L225 Difference]: With dead ends: 4966 [2022-03-03 18:29:50,196 INFO L226 Difference]: Without dead ends: 4966 [2022-03-03 18:29:50,196 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1066 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=777, Invalid=3779, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:29:50,196 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 2499 mSDsluCounter, 2679 mSDsCounter, 0 mSdLazyCounter, 2751 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2499 SdHoareTripleChecker+Valid, 2939 SdHoareTripleChecker+Invalid, 2926 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 2751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:50,196 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2499 Valid, 2939 Invalid, 2926 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 2751 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:29:50,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4966 states. [2022-03-03 18:29:50,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4966 to 3603. [2022-03-03 18:29:50,231 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 18:29:50,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 6862 transitions. [2022-03-03 18:29:50,236 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 6862 transitions. Word has length 232 [2022-03-03 18:29:50,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:50,236 INFO L470 AbstractCegarLoop]: Abstraction has 3603 states and 6862 transitions. [2022-03-03 18:29:50,236 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 18:29:50,236 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 6862 transitions. [2022-03-03 18:29:50,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-03 18:29:50,238 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:50,238 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:50,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-03-03 18:29:50,238 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 18:29:50,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:50,238 INFO L85 PathProgramCache]: Analyzing trace with hash -58540236, now seen corresponding path program 7 times [2022-03-03 18:29:50,239 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:50,239 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112749443] [2022-03-03 18:29:50,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:50,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:50,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:50,829 INFO 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 18:29:50,829 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:50,829 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112749443] [2022-03-03 18:29:50,829 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112749443] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:50,829 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:50,829 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:50,829 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606871855] [2022-03-03 18:29:50,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:50,829 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:50,829 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:50,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:50,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=752, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:50,830 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 18:29:52,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:52,795 INFO L93 Difference]: Finished difference Result 3963 states and 7539 transitions. [2022-03-03 18:29:52,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:29:52,796 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 18:29:52,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:52,800 INFO L225 Difference]: With dead ends: 3963 [2022-03-03 18:29:52,800 INFO L226 Difference]: Without dead ends: 3963 [2022-03-03 18:29:52,801 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1313 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=861, Invalid=4251, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:29:52,801 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 2751 mSDsluCounter, 2248 mSDsCounter, 0 mSdLazyCounter, 2623 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2751 SdHoareTripleChecker+Valid, 2492 SdHoareTripleChecker+Invalid, 2868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 2623 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:52,801 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2751 Valid, 2492 Invalid, 2868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 2623 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:29:52,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3963 states. [2022-03-03 18:29:52,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3963 to 3603. [2022-03-03 18:29:52,830 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 18:29:52,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 6862 transitions. [2022-03-03 18:29:52,833 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 6862 transitions. Word has length 232 [2022-03-03 18:29:52,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:52,834 INFO L470 AbstractCegarLoop]: Abstraction has 3603 states and 6862 transitions. [2022-03-03 18:29:52,834 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 18:29:52,834 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 6862 transitions. [2022-03-03 18:29:52,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-03 18:29:52,835 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:52,835 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:52,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-03-03 18:29:52,835 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 18:29:52,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:52,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1271387926, now seen corresponding path program 8 times [2022-03-03 18:29:52,836 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:52,836 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181013698] [2022-03-03 18:29:52,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:52,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:52,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:53,461 INFO 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 18:29:53,461 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:53,461 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181013698] [2022-03-03 18:29:53,461 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181013698] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:53,461 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:53,462 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:53,462 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704045687] [2022-03-03 18:29:53,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:53,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:53,462 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:53,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:53,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=756, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:53,462 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 18:29:55,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:55,628 INFO L93 Difference]: Finished difference Result 3906 states and 7425 transitions. [2022-03-03 18:29:55,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:29:55,629 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 18:29:55,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:55,633 INFO L225 Difference]: With dead ends: 3906 [2022-03-03 18:29:55,633 INFO L226 Difference]: Without dead ends: 3906 [2022-03-03 18:29:55,634 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1239 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=840, Invalid=4272, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:29:55,634 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 2603 mSDsluCounter, 3073 mSDsCounter, 0 mSdLazyCounter, 3458 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2603 SdHoareTripleChecker+Valid, 3330 SdHoareTripleChecker+Invalid, 3671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 3458 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:55,634 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2603 Valid, 3330 Invalid, 3671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 3458 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:29:55,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3906 states. [2022-03-03 18:29:55,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3906 to 3613. [2022-03-03 18:29:55,661 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 18:29:55,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 3613 states and 6882 transitions. [2022-03-03 18:29:55,665 INFO L78 Accepts]: Start accepts. Automaton has 3613 states and 6882 transitions. Word has length 232 [2022-03-03 18:29:55,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:55,665 INFO L470 AbstractCegarLoop]: Abstraction has 3613 states and 6882 transitions. [2022-03-03 18:29:55,665 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 18:29:55,665 INFO L276 IsEmpty]: Start isEmpty. Operand 3613 states and 6882 transitions. [2022-03-03 18:29:55,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-03 18:29:55,667 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:55,667 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:55,667 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-03-03 18:29:55,667 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 18:29:55,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:55,667 INFO L85 PathProgramCache]: Analyzing trace with hash -705573516, now seen corresponding path program 9 times [2022-03-03 18:29:55,667 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:55,667 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128364488] [2022-03-03 18:29:55,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:55,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:55,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:56,184 INFO 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 18:29:56,184 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:56,184 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128364488] [2022-03-03 18:29:56,184 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128364488] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:56,184 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:56,184 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-03 18:29:56,184 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119995504] [2022-03-03 18:29:56,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:56,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-03 18:29:56,185 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:56,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-03 18:29:56,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:29:56,185 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 18:29:58,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:58,708 INFO L93 Difference]: Finished difference Result 3942 states and 7497 transitions. [2022-03-03 18:29:58,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:29:58,708 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 18:29:58,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:58,714 INFO L225 Difference]: With dead ends: 3942 [2022-03-03 18:29:58,714 INFO L226 Difference]: Without dead ends: 3942 [2022-03-03 18:29:58,714 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1214 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=823, Invalid=4007, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:29:58,714 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 2242 mSDsluCounter, 3163 mSDsCounter, 0 mSdLazyCounter, 3079 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2242 SdHoareTripleChecker+Valid, 3395 SdHoareTripleChecker+Invalid, 3288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 3079 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:58,715 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2242 Valid, 3395 Invalid, 3288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 3079 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:29:58,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3942 states. [2022-03-03 18:29:58,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3942 to 3555. [2022-03-03 18:29:58,751 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 18:29:58,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 3555 states and 6766 transitions. [2022-03-03 18:29:58,755 INFO L78 Accepts]: Start accepts. Automaton has 3555 states and 6766 transitions. Word has length 232 [2022-03-03 18:29:58,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:58,755 INFO L470 AbstractCegarLoop]: Abstraction has 3555 states and 6766 transitions. [2022-03-03 18:29:58,755 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 18:29:58,755 INFO L276 IsEmpty]: Start isEmpty. Operand 3555 states and 6766 transitions. [2022-03-03 18:29:58,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:29:58,756 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:58,757 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:58,757 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-03-03 18:29:58,757 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 18:29:58,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:58,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1088347540, now seen corresponding path program 1 times [2022-03-03 18:29:58,757 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:58,757 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702170323] [2022-03-03 18:29:58,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:58,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:58,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:59,821 INFO 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 18:29:59,822 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:59,822 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702170323] [2022-03-03 18:29:59,822 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702170323] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:59,822 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:59,822 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:29:59,822 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762048392] [2022-03-03 18:29:59,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:59,822 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:29:59,822 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:59,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:29:59,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1022, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:29:59,823 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 18:30:04,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:04,838 INFO L93 Difference]: Finished difference Result 4255 states and 8163 transitions. [2022-03-03 18:30:04,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-03 18:30:04,839 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 18:30:04,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:04,843 INFO L225 Difference]: With dead ends: 4255 [2022-03-03 18:30:04,843 INFO L226 Difference]: Without dead ends: 4255 [2022-03-03 18:30:04,843 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 18:30:04,843 INFO L933 BasicCegarLoop]: 225 mSDtfsCounter, 2107 mSDsluCounter, 3914 mSDsCounter, 0 mSdLazyCounter, 3903 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2107 SdHoareTripleChecker+Valid, 4133 SdHoareTripleChecker+Invalid, 4057 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 3903 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:04,843 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2107 Valid, 4133 Invalid, 4057 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 3903 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:30:04,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4255 states. [2022-03-03 18:30:04,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4255 to 3608. [2022-03-03 18:30:04,872 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 18:30:04,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 3608 states and 6872 transitions. [2022-03-03 18:30:04,876 INFO L78 Accepts]: Start accepts. Automaton has 3608 states and 6872 transitions. Word has length 234 [2022-03-03 18:30:04,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:04,876 INFO L470 AbstractCegarLoop]: Abstraction has 3608 states and 6872 transitions. [2022-03-03 18:30:04,876 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 18:30:04,876 INFO L276 IsEmpty]: Start isEmpty. Operand 3608 states and 6872 transitions. [2022-03-03 18:30:04,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:30:04,878 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:04,878 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:04,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-03-03 18:30:04,878 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 18:30:04,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:04,878 INFO L85 PathProgramCache]: Analyzing trace with hash 1204023320, now seen corresponding path program 2 times [2022-03-03 18:30:04,878 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:04,879 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023890003] [2022-03-03 18:30:04,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:04,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:04,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:05,904 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:30:05,904 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:05,904 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023890003] [2022-03-03 18:30:05,904 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023890003] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:05,904 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:05,905 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:30:05,905 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380250371] [2022-03-03 18:30:05,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:05,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:30:05,905 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:05,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:30:05,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:30:05,906 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 18:30:10,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:10,134 INFO L93 Difference]: Finished difference Result 4313 states and 8277 transitions. [2022-03-03 18:30:10,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-03 18:30:10,134 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 18:30:10,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:10,139 INFO L225 Difference]: With dead ends: 4313 [2022-03-03 18:30:10,139 INFO L226 Difference]: Without dead ends: 4313 [2022-03-03 18:30:10,140 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=789, Invalid=4761, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:30:10,140 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 2212 mSDsluCounter, 4592 mSDsCounter, 0 mSdLazyCounter, 5091 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2212 SdHoareTripleChecker+Valid, 4818 SdHoareTripleChecker+Invalid, 5257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 5091 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:10,140 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2212 Valid, 4818 Invalid, 5257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 5091 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:30:10,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4313 states. [2022-03-03 18:30:10,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4313 to 3626. [2022-03-03 18:30:10,170 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 18:30:10,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3626 states to 3626 states and 6908 transitions. [2022-03-03 18:30:10,173 INFO L78 Accepts]: Start accepts. Automaton has 3626 states and 6908 transitions. Word has length 234 [2022-03-03 18:30:10,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:10,174 INFO L470 AbstractCegarLoop]: Abstraction has 3626 states and 6908 transitions. [2022-03-03 18:30:10,174 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 18:30:10,174 INFO L276 IsEmpty]: Start isEmpty. Operand 3626 states and 6908 transitions. [2022-03-03 18:30:10,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:30:10,175 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:10,175 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 18:30:10,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-03-03 18:30:10,176 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 18:30:10,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:10,176 INFO L85 PathProgramCache]: Analyzing trace with hash 2001633492, now seen corresponding path program 3 times [2022-03-03 18:30:10,176 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:10,176 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148807797] [2022-03-03 18:30:10,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:10,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:10,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:11,323 INFO 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 18:30:11,323 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:11,323 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148807797] [2022-03-03 18:30:11,323 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148807797] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:11,323 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:11,323 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:30:11,324 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419956201] [2022-03-03 18:30:11,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:11,324 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:30:11,324 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:11,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:30:11,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:30:11,324 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 18:30:16,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:16,491 INFO L93 Difference]: Finished difference Result 4426 states and 8498 transitions. [2022-03-03 18:30:16,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:30:16,491 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 18:30:16,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:16,496 INFO L225 Difference]: With dead ends: 4426 [2022-03-03 18:30:16,496 INFO L226 Difference]: Without dead ends: 4426 [2022-03-03 18:30:16,496 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1250 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=850, Invalid=5312, Unknown=0, NotChecked=0, Total=6162 [2022-03-03 18:30:16,496 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 1821 mSDsluCounter, 4403 mSDsCounter, 0 mSdLazyCounter, 4799 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1821 SdHoareTripleChecker+Valid, 4636 SdHoareTripleChecker+Invalid, 4963 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 4799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:16,497 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1821 Valid, 4636 Invalid, 4963 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 4799 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:30:16,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4426 states. [2022-03-03 18:30:16,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4426 to 3644. [2022-03-03 18:30:16,525 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 18:30:16,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 3644 states and 6944 transitions. [2022-03-03 18:30:16,529 INFO L78 Accepts]: Start accepts. Automaton has 3644 states and 6944 transitions. Word has length 234 [2022-03-03 18:30:16,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:16,529 INFO L470 AbstractCegarLoop]: Abstraction has 3644 states and 6944 transitions. [2022-03-03 18:30:16,529 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 18:30:16,529 INFO L276 IsEmpty]: Start isEmpty. Operand 3644 states and 6944 transitions. [2022-03-03 18:30:16,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:30:16,531 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:16,531 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:16,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-03-03 18:30:16,531 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 18:30:16,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:16,531 INFO L85 PathProgramCache]: Analyzing trace with hash 373585810, now seen corresponding path program 4 times [2022-03-03 18:30:16,532 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:16,532 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157520910] [2022-03-03 18:30:16,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:16,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:16,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:17,644 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 18:30:17,644 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:17,644 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157520910] [2022-03-03 18:30:17,644 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157520910] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:17,645 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:17,645 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:30:17,645 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830446875] [2022-03-03 18:30:17,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:17,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:30:17,645 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:17,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:30:17,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:30:17,645 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 18:30:22,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:22,257 INFO L93 Difference]: Finished difference Result 4345 states and 8342 transitions. [2022-03-03 18:30:22,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:30:22,258 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 18:30:22,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:22,262 INFO L225 Difference]: With dead ends: 4345 [2022-03-03 18:30:22,262 INFO L226 Difference]: Without dead ends: 4345 [2022-03-03 18:30:22,263 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1228 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=842, Invalid=5164, Unknown=0, NotChecked=0, Total=6006 [2022-03-03 18:30:22,263 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 1875 mSDsluCounter, 4362 mSDsCounter, 0 mSdLazyCounter, 4656 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1875 SdHoareTripleChecker+Valid, 4595 SdHoareTripleChecker+Invalid, 4816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 4656 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:22,263 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1875 Valid, 4595 Invalid, 4816 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 4656 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:30:22,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4345 states. [2022-03-03 18:30:22,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4345 to 3644. [2022-03-03 18:30:22,292 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 18:30:22,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 3644 states and 6944 transitions. [2022-03-03 18:30:22,296 INFO L78 Accepts]: Start accepts. Automaton has 3644 states and 6944 transitions. Word has length 234 [2022-03-03 18:30:22,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:22,296 INFO L470 AbstractCegarLoop]: Abstraction has 3644 states and 6944 transitions. [2022-03-03 18:30:22,296 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 18:30:22,296 INFO L276 IsEmpty]: Start isEmpty. Operand 3644 states and 6944 transitions. [2022-03-03 18:30:22,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:30:22,298 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:22,298 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:22,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-03-03 18:30:22,298 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 18:30:22,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:22,298 INFO L85 PathProgramCache]: Analyzing trace with hash 418581720, now seen corresponding path program 5 times [2022-03-03 18:30:22,298 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:22,299 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482725276] [2022-03-03 18:30:22,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:22,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:22,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:23,076 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:30:23,077 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:23,077 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482725276] [2022-03-03 18:30:23,077 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482725276] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:23,077 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:23,077 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:30:23,077 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455476536] [2022-03-03 18:30:23,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:23,077 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:30:23,077 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:23,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:30:23,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:30:23,078 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 18:30:28,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:28,047 INFO L93 Difference]: Finished difference Result 4507 states and 8657 transitions. [2022-03-03 18:30:28,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-03 18:30:28,047 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 18:30:28,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:28,051 INFO L225 Difference]: With dead ends: 4507 [2022-03-03 18:30:28,051 INFO L226 Difference]: Without dead ends: 4507 [2022-03-03 18:30:28,052 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1388 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=917, Invalid=5725, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:30:28,052 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 2147 mSDsluCounter, 4514 mSDsCounter, 0 mSdLazyCounter, 4731 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2147 SdHoareTripleChecker+Valid, 4753 SdHoareTripleChecker+Invalid, 4950 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 4731 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:28,052 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2147 Valid, 4753 Invalid, 4950 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 4731 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:30:28,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4507 states. [2022-03-03 18:30:28,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4507 to 3662. [2022-03-03 18:30:28,081 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 18:30:28,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 3662 states and 6980 transitions. [2022-03-03 18:30:28,084 INFO L78 Accepts]: Start accepts. Automaton has 3662 states and 6980 transitions. Word has length 234 [2022-03-03 18:30:28,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:28,085 INFO L470 AbstractCegarLoop]: Abstraction has 3662 states and 6980 transitions. [2022-03-03 18:30:28,085 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 18:30:28,085 INFO L276 IsEmpty]: Start isEmpty. Operand 3662 states and 6980 transitions. [2022-03-03 18:30:28,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:30:28,086 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:28,086 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 18:30:28,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-03-03 18:30:28,086 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 18:30:28,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:28,087 INFO L85 PathProgramCache]: Analyzing trace with hash 1713853786, now seen corresponding path program 6 times [2022-03-03 18:30:28,087 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:28,087 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442758141] [2022-03-03 18:30:28,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:28,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:28,907 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 18:30:28,907 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:28,907 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442758141] [2022-03-03 18:30:28,907 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442758141] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:28,907 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:28,907 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:30:28,907 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352522279] [2022-03-03 18:30:28,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:28,908 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:30:28,908 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:28,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:30:28,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:30:28,908 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 18:30:33,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:33,762 INFO L93 Difference]: Finished difference Result 4450 states and 8548 transitions. [2022-03-03 18:30:33,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-03 18:30:33,762 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 18:30:33,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:33,766 INFO L225 Difference]: With dead ends: 4450 [2022-03-03 18:30:33,766 INFO L226 Difference]: Without dead ends: 4450 [2022-03-03 18:30:33,767 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1423 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=901, Invalid=5579, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:30:33,767 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 2256 mSDsluCounter, 4387 mSDsCounter, 0 mSdLazyCounter, 4699 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2256 SdHoareTripleChecker+Valid, 4622 SdHoareTripleChecker+Invalid, 4896 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 4699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:33,767 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2256 Valid, 4622 Invalid, 4896 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 4699 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:30:33,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4450 states. [2022-03-03 18:30:33,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4450 to 3668. [2022-03-03 18:30:33,809 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 18:30:33,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3668 states to 3668 states and 6992 transitions. [2022-03-03 18:30:33,813 INFO L78 Accepts]: Start accepts. Automaton has 3668 states and 6992 transitions. Word has length 234 [2022-03-03 18:30:33,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:33,813 INFO L470 AbstractCegarLoop]: Abstraction has 3668 states and 6992 transitions. [2022-03-03 18:30:33,813 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:33,813 INFO L276 IsEmpty]: Start isEmpty. Operand 3668 states and 6992 transitions. [2022-03-03 18:30:33,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:30:33,815 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:33,815 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:33,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-03-03 18:30:33,815 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 18:30:33,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:33,816 INFO L85 PathProgramCache]: Analyzing trace with hash 85806104, now seen corresponding path program 7 times [2022-03-03 18:30:33,816 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:33,816 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004412854] [2022-03-03 18:30:33,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:33,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:33,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:34,640 INFO 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 18:30:34,640 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:34,640 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004412854] [2022-03-03 18:30:34,640 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004412854] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:34,641 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:34,641 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:30:34,641 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053123577] [2022-03-03 18:30:34,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:34,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:30:34,641 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:34,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:30:34,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=1035, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:30:34,642 INFO L87 Difference]: Start difference. First operand 3668 states and 6992 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 18:30:38,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:38,771 INFO L93 Difference]: Finished difference Result 4371 states and 8394 transitions. [2022-03-03 18:30:38,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-03 18:30:38,771 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 18:30:38,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:38,775 INFO L225 Difference]: With dead ends: 4371 [2022-03-03 18:30:38,775 INFO L226 Difference]: Without dead ends: 4371 [2022-03-03 18:30:38,776 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1164 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=862, Invalid=5300, Unknown=0, NotChecked=0, Total=6162 [2022-03-03 18:30:38,776 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2203 mSDsluCounter, 4048 mSDsCounter, 0 mSdLazyCounter, 4094 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2203 SdHoareTripleChecker+Valid, 4281 SdHoareTripleChecker+Invalid, 4279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 4094 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:38,776 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2203 Valid, 4281 Invalid, 4279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 4094 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:30:38,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4371 states. [2022-03-03 18:30:38,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4371 to 3662. [2022-03-03 18:30:38,805 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 18:30:38,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 3662 states and 6980 transitions. [2022-03-03 18:30:38,808 INFO L78 Accepts]: Start accepts. Automaton has 3662 states and 6980 transitions. Word has length 234 [2022-03-03 18:30:38,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:38,809 INFO L470 AbstractCegarLoop]: Abstraction has 3662 states and 6980 transitions. [2022-03-03 18:30:38,809 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 18:30:38,809 INFO L276 IsEmpty]: Start isEmpty. Operand 3662 states and 6980 transitions. [2022-03-03 18:30:38,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:30:38,810 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:38,810 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:38,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-03-03 18:30:38,810 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 18:30:38,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:38,811 INFO L85 PathProgramCache]: Analyzing trace with hash 455057332, now seen corresponding path program 8 times [2022-03-03 18:30:38,811 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:38,811 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324979670] [2022-03-03 18:30:38,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:38,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:38,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:39,876 INFO 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 18:30:39,876 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:39,876 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324979670] [2022-03-03 18:30:39,876 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324979670] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:39,876 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:39,876 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:30:39,877 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339942246] [2022-03-03 18:30:39,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:39,877 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:30:39,877 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:39,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:30:39,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:30:39,877 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 18:30:44,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:44,670 INFO L93 Difference]: Finished difference Result 4975 states and 9576 transitions. [2022-03-03 18:30:44,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:30:44,671 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 18:30:44,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:44,676 INFO L225 Difference]: With dead ends: 4975 [2022-03-03 18:30:44,676 INFO L226 Difference]: Without dead ends: 4975 [2022-03-03 18:30:44,676 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1647 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=1047, Invalid=6435, Unknown=0, NotChecked=0, Total=7482 [2022-03-03 18:30:44,676 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 2502 mSDsluCounter, 5893 mSDsCounter, 0 mSdLazyCounter, 5716 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2502 SdHoareTripleChecker+Valid, 6172 SdHoareTripleChecker+Invalid, 5929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 5716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:44,677 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2502 Valid, 6172 Invalid, 5929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 5716 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:30:44,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4975 states. [2022-03-03 18:30:44,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4975 to 3692. [2022-03-03 18:30:44,711 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 18:30:44,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 3692 states and 7040 transitions. [2022-03-03 18:30:44,714 INFO L78 Accepts]: Start accepts. Automaton has 3692 states and 7040 transitions. Word has length 234 [2022-03-03 18:30:44,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:44,715 INFO L470 AbstractCegarLoop]: Abstraction has 3692 states and 7040 transitions. [2022-03-03 18:30:44,715 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:44,715 INFO L276 IsEmpty]: Start isEmpty. Operand 3692 states and 7040 transitions. [2022-03-03 18:30:44,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:30:44,716 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:44,716 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:44,717 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-03-03 18:30:44,717 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 18:30:44,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:44,717 INFO L85 PathProgramCache]: Analyzing trace with hash 1750329398, now seen corresponding path program 9 times [2022-03-03 18:30:44,717 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:44,717 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853641847] [2022-03-03 18:30:44,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:44,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:45,529 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:30:45,529 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:45,529 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853641847] [2022-03-03 18:30:45,529 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853641847] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:45,529 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:45,529 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:30:45,529 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981213624] [2022-03-03 18:30:45,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:45,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:30:45,530 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:45,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:30:45,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:30:45,530 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 18:30:50,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:50,051 INFO L93 Difference]: Finished difference Result 4937 states and 9502 transitions. [2022-03-03 18:30:50,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:30:50,052 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 18:30:50,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:50,057 INFO L225 Difference]: With dead ends: 4937 [2022-03-03 18:30:50,057 INFO L226 Difference]: Without dead ends: 4937 [2022-03-03 18:30:50,057 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1536 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=1003, Invalid=6137, Unknown=0, NotChecked=0, Total=7140 [2022-03-03 18:30:50,057 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 2127 mSDsluCounter, 5358 mSDsCounter, 0 mSdLazyCounter, 5357 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2127 SdHoareTripleChecker+Valid, 5632 SdHoareTripleChecker+Invalid, 5523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 5357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:50,057 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2127 Valid, 5632 Invalid, 5523 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 5357 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:30:50,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4937 states. [2022-03-03 18:30:50,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4937 to 3698. [2022-03-03 18:30:50,089 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 18:30:50,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3698 states to 3698 states and 7052 transitions. [2022-03-03 18:30:50,093 INFO L78 Accepts]: Start accepts. Automaton has 3698 states and 7052 transitions. Word has length 234 [2022-03-03 18:30:50,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:50,093 INFO L470 AbstractCegarLoop]: Abstraction has 3698 states and 7052 transitions. [2022-03-03 18:30:50,093 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 18:30:50,093 INFO L276 IsEmpty]: Start isEmpty. Operand 3698 states and 7052 transitions. [2022-03-03 18:30:50,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:30:50,095 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:50,095 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:50,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-03-03 18:30:50,095 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 18:30:50,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:50,095 INFO L85 PathProgramCache]: Analyzing trace with hash 122281716, now seen corresponding path program 10 times [2022-03-03 18:30:50,096 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:50,096 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774242585] [2022-03-03 18:30:50,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:50,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:50,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:50,990 INFO 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 18:30:50,991 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:50,991 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774242585] [2022-03-03 18:30:50,991 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1774242585] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:50,991 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:50,991 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:30:50,991 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095268681] [2022-03-03 18:30:50,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:50,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:30:50,991 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:50,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:30:50,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:30:50,992 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 18:30:56,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:56,372 INFO L93 Difference]: Finished difference Result 4861 states and 9354 transitions. [2022-03-03 18:30:56,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:30:56,373 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 18:30:56,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:56,392 INFO L225 Difference]: With dead ends: 4861 [2022-03-03 18:30:56,392 INFO L226 Difference]: Without dead ends: 4861 [2022-03-03 18:30:56,393 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1431 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=970, Invalid=5836, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:30:56,393 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 2244 mSDsluCounter, 5225 mSDsCounter, 0 mSdLazyCounter, 5168 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2244 SdHoareTripleChecker+Valid, 5498 SdHoareTripleChecker+Invalid, 5337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 5168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:56,393 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2244 Valid, 5498 Invalid, 5337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 5168 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:30:56,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4861 states. [2022-03-03 18:30:56,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4861 to 3686. [2022-03-03 18:30:56,423 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 18:30:56,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 3686 states and 7028 transitions. [2022-03-03 18:30:56,427 INFO L78 Accepts]: Start accepts. Automaton has 3686 states and 7028 transitions. Word has length 234 [2022-03-03 18:30:56,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:56,427 INFO L470 AbstractCegarLoop]: Abstraction has 3686 states and 7028 transitions. [2022-03-03 18:30:56,427 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 18:30:56,427 INFO L276 IsEmpty]: Start isEmpty. Operand 3686 states and 7028 transitions. [2022-03-03 18:30:56,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:30:56,429 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:56,429 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:56,429 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-03-03 18:30:56,429 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 18:30:56,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:56,430 INFO L85 PathProgramCache]: Analyzing trace with hash -945576940, now seen corresponding path program 11 times [2022-03-03 18:30:56,430 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:56,430 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854592330] [2022-03-03 18:30:56,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:56,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:56,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:57,353 INFO 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 18:30:57,353 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:57,353 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854592330] [2022-03-03 18:30:57,353 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854592330] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:57,353 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:57,353 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:30:57,354 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466694746] [2022-03-03 18:30:57,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:57,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:30:57,354 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:57,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:30:57,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1090, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:30:57,357 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 18:31:03,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:03,064 INFO L93 Difference]: Finished difference Result 6336 states and 12201 transitions. [2022-03-03 18:31:03,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-03 18:31:03,065 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 18:31:03,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:03,072 INFO L225 Difference]: With dead ends: 6336 [2022-03-03 18:31:03,072 INFO L226 Difference]: Without dead ends: 6336 [2022-03-03 18:31:03,072 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2012 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=1296, Invalid=7446, Unknown=0, NotChecked=0, Total=8742 [2022-03-03 18:31:03,072 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 2794 mSDsluCounter, 6164 mSDsCounter, 0 mSdLazyCounter, 5580 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2794 SdHoareTripleChecker+Valid, 6491 SdHoareTripleChecker+Invalid, 5778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 5580 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:03,072 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2794 Valid, 6491 Invalid, 5778 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 5580 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:31:03,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6336 states. [2022-03-03 18:31:03,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6336 to 3721. [2022-03-03 18:31:03,138 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 18:31:03,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3721 states to 3721 states and 7098 transitions. [2022-03-03 18:31:03,142 INFO L78 Accepts]: Start accepts. Automaton has 3721 states and 7098 transitions. Word has length 234 [2022-03-03 18:31:03,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:03,142 INFO L470 AbstractCegarLoop]: Abstraction has 3721 states and 7098 transitions. [2022-03-03 18:31:03,142 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 18:31:03,142 INFO L276 IsEmpty]: Start isEmpty. Operand 3721 states and 7098 transitions. [2022-03-03 18:31:03,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:31:03,144 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:03,144 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:03,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-03-03 18:31:03,144 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 18:31:03,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:03,144 INFO L85 PathProgramCache]: Analyzing trace with hash -754101967, now seen corresponding path program 1 times [2022-03-03 18:31:03,145 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:03,145 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929264156] [2022-03-03 18:31:03,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:03,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:03,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:04,294 INFO 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 18:31:04,294 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:04,294 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929264156] [2022-03-03 18:31:04,294 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929264156] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:04,294 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:04,294 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:31:04,295 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509431779] [2022-03-03 18:31:04,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:04,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:31:04,295 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:04,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:31:04,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1090, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:31:04,295 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 18:31:11,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:11,314 INFO L93 Difference]: Finished difference Result 6759 states and 12964 transitions. [2022-03-03 18:31:11,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:31:11,314 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 18:31:11,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:11,322 INFO L225 Difference]: With dead ends: 6759 [2022-03-03 18:31:11,322 INFO L226 Difference]: Without dead ends: 6759 [2022-03-03 18:31:11,322 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1592 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=1194, Invalid=6288, Unknown=0, NotChecked=0, Total=7482 [2022-03-03 18:31:11,322 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 2900 mSDsluCounter, 6893 mSDsCounter, 0 mSdLazyCounter, 7866 mSolverCounterSat, 407 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2900 SdHoareTripleChecker+Valid, 7279 SdHoareTripleChecker+Invalid, 8273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 407 IncrementalHoareTripleChecker+Valid, 7866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:11,323 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2900 Valid, 7279 Invalid, 8273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [407 Valid, 7866 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-03-03 18:31:11,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6759 states. [2022-03-03 18:31:11,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6759 to 3981. [2022-03-03 18:31:11,364 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 18:31:11,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 7622 transitions. [2022-03-03 18:31:11,367 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 7622 transitions. Word has length 234 [2022-03-03 18:31:11,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:11,368 INFO L470 AbstractCegarLoop]: Abstraction has 3981 states and 7622 transitions. [2022-03-03 18:31:11,368 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 18:31:11,368 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 7622 transitions. [2022-03-03 18:31:11,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:31:11,383 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:11,384 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:11,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-03-03 18:31:11,384 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 18:31:11,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:11,384 INFO L85 PathProgramCache]: Analyzing trace with hash -1608480568, now seen corresponding path program 12 times [2022-03-03 18:31:11,384 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:11,384 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952653103] [2022-03-03 18:31:11,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:11,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:11,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:12,157 INFO 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 18:31:12,157 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:12,157 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952653103] [2022-03-03 18:31:12,157 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952653103] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:12,157 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:12,157 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:31:12,157 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846616314] [2022-03-03 18:31:12,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:12,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:31:12,158 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:12,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:31:12,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:31:12,158 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 18:31:17,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:17,650 INFO L93 Difference]: Finished difference Result 4800 states and 9230 transitions. [2022-03-03 18:31:17,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:31:17,650 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 18:31:17,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:17,655 INFO L225 Difference]: With dead ends: 4800 [2022-03-03 18:31:17,655 INFO L226 Difference]: Without dead ends: 4800 [2022-03-03 18:31:17,655 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1427 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=926, Invalid=5716, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:31:17,658 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 1880 mSDsluCounter, 5278 mSDsCounter, 0 mSdLazyCounter, 4914 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1880 SdHoareTripleChecker+Valid, 5542 SdHoareTripleChecker+Invalid, 5076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 4914 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:17,658 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1880 Valid, 5542 Invalid, 5076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 4914 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:31:17,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4800 states. [2022-03-03 18:31:17,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4800 to 4058. [2022-03-03 18:31:17,689 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 18:31:17,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4058 states to 4058 states and 7776 transitions. [2022-03-03 18:31:17,693 INFO L78 Accepts]: Start accepts. Automaton has 4058 states and 7776 transitions. Word has length 234 [2022-03-03 18:31:17,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:17,693 INFO L470 AbstractCegarLoop]: Abstraction has 4058 states and 7776 transitions. [2022-03-03 18:31:17,693 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 18:31:17,693 INFO L276 IsEmpty]: Start isEmpty. Operand 4058 states and 7776 transitions. [2022-03-03 18:31:17,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:31:17,695 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:17,695 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, 1, 1, 1, 1] [2022-03-03 18:31:17,695 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-03-03 18:31:17,695 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 18:31:17,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:17,696 INFO L85 PathProgramCache]: Analyzing trace with hash -313208502, now seen corresponding path program 13 times [2022-03-03 18:31:17,696 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:17,696 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363664816] [2022-03-03 18:31:17,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:17,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:17,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:18,479 INFO 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 18:31:18,480 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:18,480 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363664816] [2022-03-03 18:31:18,480 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363664816] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:18,480 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:18,480 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:31:18,480 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689566362] [2022-03-03 18:31:18,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:18,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:31:18,480 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:18,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:31:18,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:31:18,481 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 18:31:23,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:23,480 INFO L93 Difference]: Finished difference Result 4799 states and 9230 transitions. [2022-03-03 18:31:23,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:31:23,481 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 18:31:23,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:23,485 INFO L225 Difference]: With dead ends: 4799 [2022-03-03 18:31:23,485 INFO L226 Difference]: Without dead ends: 4799 [2022-03-03 18:31:23,486 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1324 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=882, Invalid=5438, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:31:23,486 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 1889 mSDsluCounter, 4921 mSDsCounter, 0 mSdLazyCounter, 4706 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1889 SdHoareTripleChecker+Valid, 5181 SdHoareTripleChecker+Invalid, 4855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 4706 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:23,486 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1889 Valid, 5181 Invalid, 4855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 4706 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:31:23,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4799 states. [2022-03-03 18:31:23,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4799 to 4060. [2022-03-03 18:31:23,519 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 18:31:23,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4060 states to 4060 states and 7780 transitions. [2022-03-03 18:31:23,523 INFO L78 Accepts]: Start accepts. Automaton has 4060 states and 7780 transitions. Word has length 234 [2022-03-03 18:31:23,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:23,524 INFO L470 AbstractCegarLoop]: Abstraction has 4060 states and 7780 transitions. [2022-03-03 18:31:23,524 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 18:31:23,524 INFO L276 IsEmpty]: Start isEmpty. Operand 4060 states and 7780 transitions. [2022-03-03 18:31:23,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:31:23,526 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:23,526 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:23,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-03-03 18:31:23,526 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 18:31:23,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:23,526 INFO L85 PathProgramCache]: Analyzing trace with hash -1941256184, now seen corresponding path program 14 times [2022-03-03 18:31:23,526 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:23,526 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29834489] [2022-03-03 18:31:23,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:23,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:23,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:24,632 INFO 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 18:31:24,633 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:24,633 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29834489] [2022-03-03 18:31:24,633 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29834489] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:24,633 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:24,633 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:31:24,633 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796633900] [2022-03-03 18:31:24,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:24,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:31:24,633 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:24,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:31:24,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:31:24,634 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 18:31:29,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:29,889 INFO L93 Difference]: Finished difference Result 4673 states and 8983 transitions. [2022-03-03 18:31:29,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:31:29,889 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 18:31:29,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:29,894 INFO L225 Difference]: With dead ends: 4673 [2022-03-03 18:31:29,894 INFO L226 Difference]: Without dead ends: 4673 [2022-03-03 18:31:29,894 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1180 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=837, Invalid=5015, Unknown=0, NotChecked=0, Total=5852 [2022-03-03 18:31:29,894 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 1844 mSDsluCounter, 4517 mSDsCounter, 0 mSdLazyCounter, 4112 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1844 SdHoareTripleChecker+Valid, 4770 SdHoareTripleChecker+Invalid, 4236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 4112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:29,894 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1844 Valid, 4770 Invalid, 4236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 4112 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:31:29,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4673 states. [2022-03-03 18:31:29,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4673 to 4064. [2022-03-03 18:31:29,924 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 18:31:29,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4064 states to 4064 states and 7788 transitions. [2022-03-03 18:31:29,928 INFO L78 Accepts]: Start accepts. Automaton has 4064 states and 7788 transitions. Word has length 234 [2022-03-03 18:31:29,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:29,928 INFO L470 AbstractCegarLoop]: Abstraction has 4064 states and 7788 transitions. [2022-03-03 18:31:29,928 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 18:31:29,928 INFO L276 IsEmpty]: Start isEmpty. Operand 4064 states and 7788 transitions. [2022-03-03 18:31:29,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:31:29,930 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:29,931 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:29,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-03-03 18:31:29,931 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 18:31:29,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:29,932 INFO L85 PathProgramCache]: Analyzing trace with hash 1285852456, now seen corresponding path program 15 times [2022-03-03 18:31:29,932 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:29,932 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136107192] [2022-03-03 18:31:29,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:29,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:30,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:30,946 INFO 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 18:31:30,946 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:30,946 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136107192] [2022-03-03 18:31:30,946 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1136107192] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:30,946 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:30,946 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:31:30,946 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164000088] [2022-03-03 18:31:30,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:30,947 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:31:30,947 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:30,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:31:30,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:31:30,947 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 18:31:37,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:37,605 INFO L93 Difference]: Finished difference Result 6332 states and 12195 transitions. [2022-03-03 18:31:37,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-03 18:31:37,606 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 18:31:37,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:37,612 INFO L225 Difference]: With dead ends: 6332 [2022-03-03 18:31:37,612 INFO L226 Difference]: Without dead ends: 6332 [2022-03-03 18:31:37,613 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1880 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=1219, Invalid=6971, Unknown=0, NotChecked=0, Total=8190 [2022-03-03 18:31:37,613 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 2377 mSDsluCounter, 5778 mSDsCounter, 0 mSdLazyCounter, 5065 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2377 SdHoareTripleChecker+Valid, 6093 SdHoareTripleChecker+Invalid, 5223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 5065 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:37,613 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2377 Valid, 6093 Invalid, 5223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 5065 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:31:37,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6332 states. [2022-03-03 18:31:37,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6332 to 4099. [2022-03-03 18:31:37,650 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 18:31:37,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4099 states to 4099 states and 7858 transitions. [2022-03-03 18:31:37,654 INFO L78 Accepts]: Start accepts. Automaton has 4099 states and 7858 transitions. Word has length 234 [2022-03-03 18:31:37,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:37,654 INFO L470 AbstractCegarLoop]: Abstraction has 4099 states and 7858 transitions. [2022-03-03 18:31:37,655 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 18:31:37,655 INFO L276 IsEmpty]: Start isEmpty. Operand 4099 states and 7858 transitions. [2022-03-03 18:31:37,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:31:37,656 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:37,657 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:37,657 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-03-03 18:31:37,657 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 18:31:37,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:37,657 INFO L85 PathProgramCache]: Analyzing trace with hash 1477327429, now seen corresponding path program 2 times [2022-03-03 18:31:37,657 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:37,657 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485155960] [2022-03-03 18:31:37,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:37,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:37,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:38,497 INFO 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 18:31:38,497 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:38,497 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485155960] [2022-03-03 18:31:38,497 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485155960] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:38,497 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:38,497 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:31:38,497 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690084873] [2022-03-03 18:31:38,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:38,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:31:38,497 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:38,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:31:38,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:31:38,498 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 18:31:45,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:45,406 INFO L93 Difference]: Finished difference Result 6741 states and 12930 transitions. [2022-03-03 18:31:45,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:31:45,407 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 18:31:45,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:45,416 INFO L225 Difference]: With dead ends: 6741 [2022-03-03 18:31:45,416 INFO L226 Difference]: Without dead ends: 6741 [2022-03-03 18:31:45,416 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1580 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=1178, Invalid=6132, Unknown=0, NotChecked=0, Total=7310 [2022-03-03 18:31:45,416 INFO L933 BasicCegarLoop]: 377 mSDtfsCounter, 2528 mSDsluCounter, 6607 mSDsCounter, 0 mSdLazyCounter, 7202 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2528 SdHoareTripleChecker+Valid, 6978 SdHoareTripleChecker+Invalid, 7476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 7202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:45,416 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2528 Valid, 6978 Invalid, 7476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 7202 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-03-03 18:31:45,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6741 states. [2022-03-03 18:31:45,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6741 to 4003. [2022-03-03 18:31:45,458 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 18:31:45,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 4003 states and 7666 transitions. [2022-03-03 18:31:45,463 INFO L78 Accepts]: Start accepts. Automaton has 4003 states and 7666 transitions. Word has length 234 [2022-03-03 18:31:45,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:45,463 INFO L470 AbstractCegarLoop]: Abstraction has 4003 states and 7666 transitions. [2022-03-03 18:31:45,463 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 18:31:45,463 INFO L276 IsEmpty]: Start isEmpty. Operand 4003 states and 7666 transitions. [2022-03-03 18:31:45,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:31:45,465 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:45,465 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:45,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-03-03 18:31:45,465 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 18:31:45,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:45,466 INFO L85 PathProgramCache]: Analyzing trace with hash -909205718, now seen corresponding path program 16 times [2022-03-03 18:31:45,466 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:45,466 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461616539] [2022-03-03 18:31:45,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:45,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:45,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:46,581 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:31:46,581 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:46,581 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461616539] [2022-03-03 18:31:46,581 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461616539] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:46,581 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:46,581 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:31:46,581 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635210566] [2022-03-03 18:31:46,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:46,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:31:46,582 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:46,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:31:46,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:31:46,582 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 18:31:52,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:52,247 INFO L93 Difference]: Finished difference Result 4889 states and 9401 transitions. [2022-03-03 18:31:52,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:31:52,247 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 18:31:52,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:52,252 INFO L225 Difference]: With dead ends: 4889 [2022-03-03 18:31:52,252 INFO L226 Difference]: Without dead ends: 4889 [2022-03-03 18:31:52,252 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1502 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=962, Invalid=6010, Unknown=0, NotChecked=0, Total=6972 [2022-03-03 18:31:52,253 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 1892 mSDsluCounter, 5420 mSDsCounter, 0 mSdLazyCounter, 5078 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1892 SdHoareTripleChecker+Valid, 5682 SdHoareTripleChecker+Invalid, 5255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 5078 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:52,253 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1892 Valid, 5682 Invalid, 5255 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 5078 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:31:52,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4889 states. [2022-03-03 18:31:52,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4889 to 4009. [2022-03-03 18:31:52,285 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 18:31:52,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 4009 states and 7678 transitions. [2022-03-03 18:31:52,289 INFO L78 Accepts]: Start accepts. Automaton has 4009 states and 7678 transitions. Word has length 234 [2022-03-03 18:31:52,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:52,289 INFO L470 AbstractCegarLoop]: Abstraction has 4009 states and 7678 transitions. [2022-03-03 18:31:52,289 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 18:31:52,289 INFO L276 IsEmpty]: Start isEmpty. Operand 4009 states and 7678 transitions. [2022-03-03 18:31:52,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:31:52,293 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:52,293 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:52,293 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-03-03 18:31:52,293 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 18:31:52,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:52,294 INFO L85 PathProgramCache]: Analyzing trace with hash 386066348, now seen corresponding path program 17 times [2022-03-03 18:31:52,294 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:52,294 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115511462] [2022-03-03 18:31:52,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:52,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:52,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:53,430 INFO 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 18:31:53,431 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:53,431 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115511462] [2022-03-03 18:31:53,431 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115511462] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:53,431 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:53,431 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:31:53,431 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244286751] [2022-03-03 18:31:53,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:53,431 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:31:53,431 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:53,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:31:53,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:31:53,432 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 18:31:59,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:59,145 INFO L93 Difference]: Finished difference Result 4770 states and 9168 transitions. [2022-03-03 18:31:59,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:31:59,146 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 18:31:59,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:59,151 INFO L225 Difference]: With dead ends: 4770 [2022-03-03 18:31:59,151 INFO L226 Difference]: Without dead ends: 4770 [2022-03-03 18:31:59,152 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1347 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=906, Invalid=5574, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:31:59,152 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 2411 mSDsluCounter, 4745 mSDsCounter, 0 mSdLazyCounter, 4289 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2411 SdHoareTripleChecker+Valid, 4998 SdHoareTripleChecker+Invalid, 4480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 4289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:59,152 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2411 Valid, 4998 Invalid, 4480 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 4289 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:31:59,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4770 states. [2022-03-03 18:31:59,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4770 to 4015. [2022-03-03 18:31:59,216 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 18:31:59,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 4015 states and 7690 transitions. [2022-03-03 18:31:59,220 INFO L78 Accepts]: Start accepts. Automaton has 4015 states and 7690 transitions. Word has length 234 [2022-03-03 18:31:59,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:59,220 INFO L470 AbstractCegarLoop]: Abstraction has 4015 states and 7690 transitions. [2022-03-03 18:31:59,220 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 18:31:59,220 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 7690 transitions. [2022-03-03 18:31:59,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:31:59,222 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:59,222 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:59,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-03-03 18:31:59,222 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 18:31:59,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:59,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1241981334, now seen corresponding path program 18 times [2022-03-03 18:31:59,223 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:59,223 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004792853] [2022-03-03 18:31:59,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:59,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:59,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:00,271 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 18:32:00,271 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:00,271 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004792853] [2022-03-03 18:32:00,271 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004792853] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:00,271 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:00,271 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:32:00,271 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872996121] [2022-03-03 18:32:00,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:00,272 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:32:00,272 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:00,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:32:00,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:32:00,272 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 18:32:05,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:05,466 INFO L93 Difference]: Finished difference Result 4702 states and 9038 transitions. [2022-03-03 18:32:05,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-03 18:32:05,466 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 18:32:05,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:05,471 INFO L225 Difference]: With dead ends: 4702 [2022-03-03 18:32:05,471 INFO L226 Difference]: Without dead ends: 4702 [2022-03-03 18:32:05,472 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1298 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=885, Invalid=5435, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:32:05,472 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 1907 mSDsluCounter, 4801 mSDsCounter, 0 mSdLazyCounter, 4448 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1907 SdHoareTripleChecker+Valid, 5056 SdHoareTripleChecker+Invalid, 4595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 4448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:05,472 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1907 Valid, 5056 Invalid, 4595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 4448 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:32:05,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4702 states. [2022-03-03 18:32:05,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4702 to 3987. [2022-03-03 18:32:05,504 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 18:32:05,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3987 states to 3987 states and 7634 transitions. [2022-03-03 18:32:05,508 INFO L78 Accepts]: Start accepts. Automaton has 3987 states and 7634 transitions. Word has length 234 [2022-03-03 18:32:05,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:05,508 INFO L470 AbstractCegarLoop]: Abstraction has 3987 states and 7634 transitions. [2022-03-03 18:32:05,509 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 18:32:05,509 INFO L276 IsEmpty]: Start isEmpty. Operand 3987 states and 7634 transitions. [2022-03-03 18:32:05,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:32:05,511 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:05,511 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:05,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-03-03 18:32:05,511 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 18:32:05,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:05,511 INFO L85 PathProgramCache]: Analyzing trace with hash 1043229332, now seen corresponding path program 19 times [2022-03-03 18:32:05,511 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:05,511 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725273973] [2022-03-03 18:32:05,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:05,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:05,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:06,478 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 18:32:06,479 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:06,479 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725273973] [2022-03-03 18:32:06,479 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725273973] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:06,479 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:06,479 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:32:06,479 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956408727] [2022-03-03 18:32:06,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:06,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:32:06,479 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:06,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:32:06,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:32:06,480 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 18:32:11,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:11,650 INFO L93 Difference]: Finished difference Result 5540 states and 10640 transitions. [2022-03-03 18:32:11,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:32:11,651 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 18:32:11,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:11,656 INFO L225 Difference]: With dead ends: 5540 [2022-03-03 18:32:11,656 INFO L226 Difference]: Without dead ends: 5540 [2022-03-03 18:32:11,657 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1408 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=1003, Invalid=5639, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:32:11,657 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1992 mSDsluCounter, 5234 mSDsCounter, 0 mSdLazyCounter, 4352 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1992 SdHoareTripleChecker+Valid, 5515 SdHoareTripleChecker+Invalid, 4477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 4352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:11,657 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1992 Valid, 5515 Invalid, 4477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 4352 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:32:11,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5540 states. [2022-03-03 18:32:11,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5540 to 4075. [2022-03-03 18:32:11,721 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 18:32:11,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4075 states to 4075 states and 7810 transitions. [2022-03-03 18:32:11,726 INFO L78 Accepts]: Start accepts. Automaton has 4075 states and 7810 transitions. Word has length 234 [2022-03-03 18:32:11,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:11,726 INFO L470 AbstractCegarLoop]: Abstraction has 4075 states and 7810 transitions. [2022-03-03 18:32:11,726 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 18:32:11,726 INFO L276 IsEmpty]: Start isEmpty. Operand 4075 states and 7810 transitions. [2022-03-03 18:32:11,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:32:11,728 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:11,731 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:11,731 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-03-03 18:32:11,731 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 18:32:11,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:11,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1234704305, now seen corresponding path program 3 times [2022-03-03 18:32:11,732 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:11,732 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842428628] [2022-03-03 18:32:11,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:11,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:11,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:12,806 INFO 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 18:32:12,807 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:12,807 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842428628] [2022-03-03 18:32:12,807 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842428628] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:12,807 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:12,807 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:32:12,807 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689065554] [2022-03-03 18:32:12,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:12,807 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:32:12,807 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:12,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:32:12,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:32:12,808 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 18:32:20,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:20,827 INFO L93 Difference]: Finished difference Result 6294 states and 12060 transitions. [2022-03-03 18:32:20,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-03 18:32:20,828 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 18:32:20,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:20,838 INFO L225 Difference]: With dead ends: 6294 [2022-03-03 18:32:20,838 INFO L226 Difference]: Without dead ends: 6294 [2022-03-03 18:32:20,839 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1739 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=1398, Invalid=6612, Unknown=0, NotChecked=0, Total=8010 [2022-03-03 18:32:20,839 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 2487 mSDsluCounter, 5956 mSDsCounter, 0 mSdLazyCounter, 6569 mSolverCounterSat, 363 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2487 SdHoareTripleChecker+Valid, 6290 SdHoareTripleChecker+Invalid, 6932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 363 IncrementalHoareTripleChecker+Valid, 6569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:20,839 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2487 Valid, 6290 Invalid, 6932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [363 Valid, 6569 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-03 18:32:20,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6294 states. [2022-03-03 18:32:20,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6294 to 4019. [2022-03-03 18:32:20,894 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 18:32:20,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4019 states to 4019 states and 7698 transitions. [2022-03-03 18:32:20,898 INFO L78 Accepts]: Start accepts. Automaton has 4019 states and 7698 transitions. Word has length 234 [2022-03-03 18:32:20,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:20,899 INFO L470 AbstractCegarLoop]: Abstraction has 4019 states and 7698 transitions. [2022-03-03 18:32:20,899 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 18:32:20,899 INFO L276 IsEmpty]: Start isEmpty. Operand 4019 states and 7698 transitions. [2022-03-03 18:32:20,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:32:20,901 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:20,901 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:20,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-03-03 18:32:20,901 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 18:32:20,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:20,901 INFO L85 PathProgramCache]: Analyzing trace with hash -1831839213, now seen corresponding path program 4 times [2022-03-03 18:32:20,901 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:20,901 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85285245] [2022-03-03 18:32:20,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:20,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:20,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:21,789 INFO 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 18:32:21,789 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:21,789 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85285245] [2022-03-03 18:32:21,789 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85285245] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:21,789 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:21,789 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:32:21,790 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850662055] [2022-03-03 18:32:21,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:21,790 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:32:21,790 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:21,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:32:21,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:32:21,790 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 18:32:28,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:28,531 INFO L93 Difference]: Finished difference Result 5379 states and 10298 transitions. [2022-03-03 18:32:28,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:32:28,531 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 18:32:28,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:28,537 INFO L225 Difference]: With dead ends: 5379 [2022-03-03 18:32:28,537 INFO L226 Difference]: Without dead ends: 5379 [2022-03-03 18:32:28,537 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1435 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=1192, Invalid=5780, Unknown=0, NotChecked=0, Total=6972 [2022-03-03 18:32:28,537 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 2046 mSDsluCounter, 4964 mSDsCounter, 0 mSdLazyCounter, 5415 mSolverCounterSat, 266 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2046 SdHoareTripleChecker+Valid, 5243 SdHoareTripleChecker+Invalid, 5681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 266 IncrementalHoareTripleChecker+Valid, 5415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:28,537 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2046 Valid, 5243 Invalid, 5681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [266 Valid, 5415 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:32:28,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5379 states. [2022-03-03 18:32:28,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5379 to 4011. [2022-03-03 18:32:28,575 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 18:32:28,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7682 transitions. [2022-03-03 18:32:28,581 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7682 transitions. Word has length 234 [2022-03-03 18:32:28,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:28,581 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7682 transitions. [2022-03-03 18:32:28,581 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 18:32:28,581 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7682 transitions. [2022-03-03 18:32:28,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:32:28,583 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:28,583 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:28,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-03-03 18:32:28,583 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 18:32:28,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:28,583 INFO L85 PathProgramCache]: Analyzing trace with hash -2085521419, now seen corresponding path program 5 times [2022-03-03 18:32:28,584 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:28,584 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749858268] [2022-03-03 18:32:28,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:28,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:28,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:29,520 INFO 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 18:32:29,521 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:29,521 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749858268] [2022-03-03 18:32:29,521 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749858268] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:29,521 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:29,521 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:32:29,521 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158143202] [2022-03-03 18:32:29,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:29,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:32:29,521 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:29,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:32:29,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:32:29,522 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 18:32:34,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:34,730 INFO L93 Difference]: Finished difference Result 5283 states and 10106 transitions. [2022-03-03 18:32:34,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:32:34,730 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 18:32:34,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:34,736 INFO L225 Difference]: With dead ends: 5283 [2022-03-03 18:32:34,736 INFO L226 Difference]: Without dead ends: 5283 [2022-03-03 18:32:34,747 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1349 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=1130, Invalid=5512, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:32:34,747 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 2503 mSDsluCounter, 4459 mSDsCounter, 0 mSdLazyCounter, 4628 mSolverCounterSat, 344 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2503 SdHoareTripleChecker+Valid, 4723 SdHoareTripleChecker+Invalid, 4972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 344 IncrementalHoareTripleChecker+Valid, 4628 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:34,747 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2503 Valid, 4723 Invalid, 4972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [344 Valid, 4628 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:32:34,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5283 states. [2022-03-03 18:32:34,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5283 to 4003. [2022-03-03 18:32:34,794 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 18:32:34,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 4003 states and 7666 transitions. [2022-03-03 18:32:34,800 INFO L78 Accepts]: Start accepts. Automaton has 4003 states and 7666 transitions. Word has length 234 [2022-03-03 18:32:34,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:34,800 INFO L470 AbstractCegarLoop]: Abstraction has 4003 states and 7666 transitions. [2022-03-03 18:32:34,800 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 18:32:34,800 INFO L276 IsEmpty]: Start isEmpty. Operand 4003 states and 7666 transitions. [2022-03-03 18:32:34,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:32:34,803 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:34,803 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:34,803 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-03-03 18:32:34,803 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 18:32:34,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:34,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1049147219, now seen corresponding path program 6 times [2022-03-03 18:32:34,803 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:34,803 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396842581] [2022-03-03 18:32:34,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:34,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:34,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:35,936 INFO 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 18:32:35,936 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:35,936 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396842581] [2022-03-03 18:32:35,936 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396842581] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:35,936 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:35,936 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:32:35,936 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782552329] [2022-03-03 18:32:35,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:35,937 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:32:35,937 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:35,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:32:35,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:32:35,937 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 18:32:42,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:42,075 INFO L93 Difference]: Finished difference Result 5103 states and 9746 transitions. [2022-03-03 18:32:42,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:32:42,075 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 18:32:42,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:42,080 INFO L225 Difference]: With dead ends: 5103 [2022-03-03 18:32:42,080 INFO L226 Difference]: Without dead ends: 5103 [2022-03-03 18:32:42,080 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1262 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1077, Invalid=5243, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:32:42,080 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 2522 mSDsluCounter, 4802 mSDsCounter, 0 mSdLazyCounter, 4685 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2522 SdHoareTripleChecker+Valid, 5052 SdHoareTripleChecker+Invalid, 4942 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 4685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:42,080 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2522 Valid, 5052 Invalid, 4942 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 4685 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:32:42,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5103 states. [2022-03-03 18:32:42,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5103 to 3996. [2022-03-03 18:32:42,112 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 18:32:42,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 3996 states and 7652 transitions. [2022-03-03 18:32:42,117 INFO L78 Accepts]: Start accepts. Automaton has 3996 states and 7652 transitions. Word has length 234 [2022-03-03 18:32:42,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:42,117 INFO L470 AbstractCegarLoop]: Abstraction has 3996 states and 7652 transitions. [2022-03-03 18:32:42,117 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 18:32:42,117 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 7652 transitions. [2022-03-03 18:32:42,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:32:42,119 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:42,119 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 18:32:42,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-03-03 18:32:42,120 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 18:32:42,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:42,120 INFO L85 PathProgramCache]: Analyzing trace with hash -2030352812, now seen corresponding path program 20 times [2022-03-03 18:32:42,120 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:42,120 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44320259] [2022-03-03 18:32:42,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:42,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:42,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:42,857 INFO 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 18:32:42,858 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:42,858 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44320259] [2022-03-03 18:32:42,858 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44320259] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:42,858 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:42,858 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:32:42,858 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294128629] [2022-03-03 18:32:42,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:42,858 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:32:42,858 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:42,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:32:42,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:32:42,859 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 18:32:48,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:48,172 INFO L93 Difference]: Finished difference Result 5417 states and 10444 transitions. [2022-03-03 18:32:48,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:32:48,172 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 18:32:48,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:48,178 INFO L225 Difference]: With dead ends: 5417 [2022-03-03 18:32:48,178 INFO L226 Difference]: Without dead ends: 5417 [2022-03-03 18:32:48,179 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1522 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=972, Invalid=6000, Unknown=0, NotChecked=0, Total=6972 [2022-03-03 18:32:48,179 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 2204 mSDsluCounter, 5547 mSDsCounter, 0 mSdLazyCounter, 4632 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2204 SdHoareTripleChecker+Valid, 5883 SdHoareTripleChecker+Invalid, 4826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 4632 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:48,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2204 Valid, 5883 Invalid, 4826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 4632 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:32:48,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5417 states. [2022-03-03 18:32:48,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5417 to 4073. [2022-03-03 18:32:48,216 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 18:32:48,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4073 states to 4073 states and 7806 transitions. [2022-03-03 18:32:48,220 INFO L78 Accepts]: Start accepts. Automaton has 4073 states and 7806 transitions. Word has length 234 [2022-03-03 18:32:48,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:48,220 INFO L470 AbstractCegarLoop]: Abstraction has 4073 states and 7806 transitions. [2022-03-03 18:32:48,220 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 18:32:48,220 INFO L276 IsEmpty]: Start isEmpty. Operand 4073 states and 7806 transitions. [2022-03-03 18:32:48,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:32:48,222 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:48,222 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:48,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-03-03 18:32:48,222 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 18:32:48,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:48,223 INFO L85 PathProgramCache]: Analyzing trace with hash -735080746, now seen corresponding path program 21 times [2022-03-03 18:32:48,223 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:48,223 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069994251] [2022-03-03 18:32:48,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:48,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:48,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:49,155 INFO 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 18:32:49,155 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:49,155 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069994251] [2022-03-03 18:32:49,155 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069994251] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:49,155 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:49,155 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:32:49,155 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358128470] [2022-03-03 18:32:49,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:49,155 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:32:49,155 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:49,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:32:49,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:32:49,156 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 18:32:54,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:54,085 INFO L93 Difference]: Finished difference Result 5416 states and 10444 transitions. [2022-03-03 18:32:54,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:32:54,086 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 18:32:54,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:54,091 INFO L225 Difference]: With dead ends: 5416 [2022-03-03 18:32:54,091 INFO L226 Difference]: Without dead ends: 5416 [2022-03-03 18:32:54,092 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1415 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=928, Invalid=5714, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:32:54,092 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 2142 mSDsluCounter, 5913 mSDsCounter, 0 mSdLazyCounter, 5140 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2142 SdHoareTripleChecker+Valid, 6244 SdHoareTripleChecker+Invalid, 5303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 5140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:54,092 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2142 Valid, 6244 Invalid, 5303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 5140 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:32:54,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5416 states. [2022-03-03 18:32:54,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5416 to 4075. [2022-03-03 18:32:54,127 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 18:32:54,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4075 states to 4075 states and 7810 transitions. [2022-03-03 18:32:54,131 INFO L78 Accepts]: Start accepts. Automaton has 4075 states and 7810 transitions. Word has length 234 [2022-03-03 18:32:54,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:54,131 INFO L470 AbstractCegarLoop]: Abstraction has 4075 states and 7810 transitions. [2022-03-03 18:32:54,132 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 18:32:54,132 INFO L276 IsEmpty]: Start isEmpty. Operand 4075 states and 7810 transitions. [2022-03-03 18:32:54,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:32:54,133 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:54,134 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:54,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-03-03 18:32:54,134 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 18:32:54,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:54,134 INFO L85 PathProgramCache]: Analyzing trace with hash 1931838868, now seen corresponding path program 22 times [2022-03-03 18:32:54,134 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:54,134 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476492692] [2022-03-03 18:32:54,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:54,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:54,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:55,019 INFO 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 18:32:55,019 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:55,019 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476492692] [2022-03-03 18:32:55,019 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476492692] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:55,019 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:55,019 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:32:55,019 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86321250] [2022-03-03 18:32:55,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:55,020 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:32:55,020 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:55,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:32:55,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:32:55,020 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 18:32:59,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:59,434 INFO L93 Difference]: Finished difference Result 5340 states and 10296 transitions. [2022-03-03 18:32:59,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:32:59,434 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 18:32:59,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:59,440 INFO L225 Difference]: With dead ends: 5340 [2022-03-03 18:32:59,440 INFO L226 Difference]: Without dead ends: 5340 [2022-03-03 18:32:59,441 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1316 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=895, Invalid=5425, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:32:59,441 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 1780 mSDsluCounter, 6389 mSDsCounter, 0 mSdLazyCounter, 5234 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1780 SdHoareTripleChecker+Valid, 6717 SdHoareTripleChecker+Invalid, 5355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 5234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:59,441 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1780 Valid, 6717 Invalid, 5355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 5234 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:32:59,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5340 states. [2022-03-03 18:32:59,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5340 to 4079. [2022-03-03 18:32:59,479 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 18:32:59,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 7818 transitions. [2022-03-03 18:32:59,483 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 7818 transitions. Word has length 234 [2022-03-03 18:32:59,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:59,483 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 7818 transitions. [2022-03-03 18:32:59,483 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 18:32:59,483 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 7818 transitions. [2022-03-03 18:32:59,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:32:59,485 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:59,485 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:59,486 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-03-03 18:32:59,486 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 18:32:59,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:59,486 INFO L85 PathProgramCache]: Analyzing trace with hash 863980212, now seen corresponding path program 23 times [2022-03-03 18:32:59,486 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:59,486 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581660043] [2022-03-03 18:32:59,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:59,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:59,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:00,153 INFO 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 18:33:00,154 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:00,154 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581660043] [2022-03-03 18:33:00,154 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581660043] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:00,154 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:00,154 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:33:00,154 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616258940] [2022-03-03 18:33:00,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:00,154 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:33:00,154 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:00,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:33:00,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:33:00,155 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 18:33:05,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:05,634 INFO L93 Difference]: Finished difference Result 6949 states and 13409 transitions. [2022-03-03 18:33:05,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-03 18:33:05,634 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 18:33:05,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:05,643 INFO L225 Difference]: With dead ends: 6949 [2022-03-03 18:33:05,643 INFO L226 Difference]: Without dead ends: 6949 [2022-03-03 18:33:05,644 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1992 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=1269, Invalid=7287, Unknown=0, NotChecked=0, Total=8556 [2022-03-03 18:33:05,644 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 2495 mSDsluCounter, 6590 mSDsCounter, 0 mSdLazyCounter, 5378 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2495 SdHoareTripleChecker+Valid, 6976 SdHoareTripleChecker+Invalid, 5525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 5378 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:05,644 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2495 Valid, 6976 Invalid, 5525 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 5378 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:33:05,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6949 states. [2022-03-03 18:33:05,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6949 to 4114. [2022-03-03 18:33:05,689 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 18:33:05,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 4114 states and 7888 transitions. [2022-03-03 18:33:05,693 INFO L78 Accepts]: Start accepts. Automaton has 4114 states and 7888 transitions. Word has length 234 [2022-03-03 18:33:05,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:05,694 INFO L470 AbstractCegarLoop]: Abstraction has 4114 states and 7888 transitions. [2022-03-03 18:33:05,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:05,694 INFO L276 IsEmpty]: Start isEmpty. Operand 4114 states and 7888 transitions. [2022-03-03 18:33:05,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:33:05,696 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:05,696 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:05,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-03-03 18:33:05,696 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 18:33:05,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:05,696 INFO L85 PathProgramCache]: Analyzing trace with hash 1055455185, now seen corresponding path program 7 times [2022-03-03 18:33:05,696 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:05,696 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982705163] [2022-03-03 18:33:05,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:05,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:05,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:06,685 INFO 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 18:33:06,685 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:06,685 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982705163] [2022-03-03 18:33:06,685 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982705163] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:06,685 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:06,685 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:33:06,685 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336923202] [2022-03-03 18:33:06,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:06,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:33:06,685 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:06,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:33:06,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:33:06,686 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 18:33:14,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:14,170 INFO L93 Difference]: Finished difference Result 7346 states and 14120 transitions. [2022-03-03 18:33:14,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:33:14,171 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 18:33:14,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:14,178 INFO L225 Difference]: With dead ends: 7346 [2022-03-03 18:33:14,178 INFO L226 Difference]: Without dead ends: 7346 [2022-03-03 18:33:14,179 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 18:33:14,179 INFO L933 BasicCegarLoop]: 449 mSDtfsCounter, 2926 mSDsluCounter, 7492 mSDsCounter, 0 mSdLazyCounter, 7349 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2926 SdHoareTripleChecker+Valid, 7934 SdHoareTripleChecker+Invalid, 7677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 7349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:14,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2926 Valid, 7934 Invalid, 7677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 7349 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-03 18:33:14,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7346 states. [2022-03-03 18:33:14,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7346 to 4018. [2022-03-03 18:33:14,221 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 18:33:14,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 4018 states and 7696 transitions. [2022-03-03 18:33:14,225 INFO L78 Accepts]: Start accepts. Automaton has 4018 states and 7696 transitions. Word has length 234 [2022-03-03 18:33:14,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:14,225 INFO L470 AbstractCegarLoop]: Abstraction has 4018 states and 7696 transitions. [2022-03-03 18:33:14,225 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 18:33:14,226 INFO L276 IsEmpty]: Start isEmpty. Operand 4018 states and 7696 transitions. [2022-03-03 18:33:14,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:33:14,227 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:14,227 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:14,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-03-03 18:33:14,228 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 18:33:14,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:14,228 INFO L85 PathProgramCache]: Analyzing trace with hash -1331077962, now seen corresponding path program 24 times [2022-03-03 18:33:14,228 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:14,228 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25747733] [2022-03-03 18:33:14,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:14,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:14,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:15,421 INFO 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 18:33:15,421 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:15,421 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25747733] [2022-03-03 18:33:15,421 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25747733] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:15,421 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:15,421 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:33:15,421 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060860719] [2022-03-03 18:33:15,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:15,422 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:33:15,422 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:15,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:33:15,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:33:15,422 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 18:33:20,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:20,709 INFO L93 Difference]: Finished difference Result 5506 states and 10615 transitions. [2022-03-03 18:33:20,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:33:20,709 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 18:33:20,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:20,715 INFO L225 Difference]: With dead ends: 5506 [2022-03-03 18:33:20,715 INFO L226 Difference]: Without dead ends: 5506 [2022-03-03 18:33:20,715 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1598 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=1010, Invalid=6300, Unknown=0, NotChecked=0, Total=7310 [2022-03-03 18:33:20,715 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1947 mSDsluCounter, 5800 mSDsCounter, 0 mSdLazyCounter, 4859 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1947 SdHoareTripleChecker+Valid, 6133 SdHoareTripleChecker+Invalid, 5055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 4859 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:20,716 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1947 Valid, 6133 Invalid, 5055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 4859 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:33:20,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5506 states. [2022-03-03 18:33:20,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5506 to 4024. [2022-03-03 18:33:20,752 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 18:33:20,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 4024 states and 7708 transitions. [2022-03-03 18:33:20,757 INFO L78 Accepts]: Start accepts. Automaton has 4024 states and 7708 transitions. Word has length 234 [2022-03-03 18:33:20,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:20,758 INFO L470 AbstractCegarLoop]: Abstraction has 4024 states and 7708 transitions. [2022-03-03 18:33:20,758 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 18:33:20,758 INFO L276 IsEmpty]: Start isEmpty. Operand 4024 states and 7708 transitions. [2022-03-03 18:33:20,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:33:20,760 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:20,760 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 18:33:20,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-03-03 18:33:20,760 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 18:33:20,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:20,760 INFO L85 PathProgramCache]: Analyzing trace with hash -35805896, now seen corresponding path program 25 times [2022-03-03 18:33:20,760 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:20,760 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677493939] [2022-03-03 18:33:20,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:20,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:20,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:21,637 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:33:21,638 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:21,638 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677493939] [2022-03-03 18:33:21,638 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677493939] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:21,638 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:21,638 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:33:21,638 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116804889] [2022-03-03 18:33:21,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:21,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:33:21,638 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:21,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:33:21,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:33:21,639 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 18:33:26,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:26,790 INFO L93 Difference]: Finished difference Result 5375 states and 10358 transitions. [2022-03-03 18:33:26,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-03 18:33:26,790 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 18:33:26,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:26,797 INFO L225 Difference]: With dead ends: 5375 [2022-03-03 18:33:26,797 INFO L226 Difference]: Without dead ends: 5375 [2022-03-03 18:33:26,797 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1390 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=938, Invalid=5704, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:33:26,797 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1960 mSDsluCounter, 5795 mSDsCounter, 0 mSdLazyCounter, 4657 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1960 SdHoareTripleChecker+Valid, 6119 SdHoareTripleChecker+Invalid, 4836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 4657 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:26,798 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1960 Valid, 6119 Invalid, 4836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 4657 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:33:26,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5375 states. [2022-03-03 18:33:26,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5375 to 4030. [2022-03-03 18:33:26,877 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 18:33:26,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 4030 states and 7720 transitions. [2022-03-03 18:33:26,882 INFO L78 Accepts]: Start accepts. Automaton has 4030 states and 7720 transitions. Word has length 234 [2022-03-03 18:33:26,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:26,882 INFO L470 AbstractCegarLoop]: Abstraction has 4030 states and 7720 transitions. [2022-03-03 18:33:26,882 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 18:33:26,882 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 7720 transitions. [2022-03-03 18:33:26,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:33:26,884 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:26,884 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:26,884 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-03-03 18:33:26,884 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 18:33:26,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:26,885 INFO L85 PathProgramCache]: Analyzing trace with hash -1663853578, now seen corresponding path program 26 times [2022-03-03 18:33:26,885 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:26,885 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350260740] [2022-03-03 18:33:26,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:26,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:27,963 INFO 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 18:33:27,963 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:27,963 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350260740] [2022-03-03 18:33:27,963 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350260740] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:27,963 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:27,964 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:33:27,964 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382972834] [2022-03-03 18:33:27,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:27,964 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:33:27,964 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:27,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:33:27,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:33:27,964 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 18:33:33,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:33,301 INFO L93 Difference]: Finished difference Result 5319 states and 10252 transitions. [2022-03-03 18:33:33,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-03 18:33:33,301 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 18:33:33,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:33,306 INFO L225 Difference]: With dead ends: 5319 [2022-03-03 18:33:33,307 INFO L226 Difference]: Without dead ends: 5319 [2022-03-03 18:33:33,307 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1388 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=933, Invalid=5709, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:33:33,307 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 2029 mSDsluCounter, 6371 mSDsCounter, 0 mSdLazyCounter, 5223 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2029 SdHoareTripleChecker+Valid, 6696 SdHoareTripleChecker+Invalid, 5376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 5223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:33,307 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2029 Valid, 6696 Invalid, 5376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 5223 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:33:33,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5319 states. [2022-03-03 18:33:33,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5319 to 4002. [2022-03-03 18:33:33,341 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 18:33:33,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4002 states to 4002 states and 7664 transitions. [2022-03-03 18:33:33,345 INFO L78 Accepts]: Start accepts. Automaton has 4002 states and 7664 transitions. Word has length 234 [2022-03-03 18:33:33,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:33,345 INFO L470 AbstractCegarLoop]: Abstraction has 4002 states and 7664 transitions. [2022-03-03 18:33:33,345 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 18:33:33,345 INFO L276 IsEmpty]: Start isEmpty. Operand 4002 states and 7664 transitions. [2022-03-03 18:33:33,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:33:33,347 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:33,347 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:33,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-03-03 18:33:33,347 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 18:33:33,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:33,347 INFO L85 PathProgramCache]: Analyzing trace with hash 621357088, now seen corresponding path program 27 times [2022-03-03 18:33:33,348 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:33,348 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055226639] [2022-03-03 18:33:33,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:33,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:33,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:33,998 INFO 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 18:33:33,998 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:33,999 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055226639] [2022-03-03 18:33:33,999 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055226639] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:33,999 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:33,999 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:33:33,999 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050573650] [2022-03-03 18:33:33,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:33,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:33:33,999 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:34,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:33:34,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:33:34,002 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 18:33:39,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:39,125 INFO L93 Difference]: Finished difference Result 6176 states and 11892 transitions. [2022-03-03 18:33:39,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-03 18:33:39,126 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 18:33:39,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:39,132 INFO L225 Difference]: With dead ends: 6176 [2022-03-03 18:33:39,132 INFO L226 Difference]: Without dead ends: 6176 [2022-03-03 18:33:39,132 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1821 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=1182, Invalid=6828, Unknown=0, NotChecked=0, Total=8010 [2022-03-03 18:33:39,133 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 2001 mSDsluCounter, 6968 mSDsCounter, 0 mSdLazyCounter, 5211 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2001 SdHoareTripleChecker+Valid, 7320 SdHoareTripleChecker+Invalid, 5342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 5211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:39,133 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2001 Valid, 7320 Invalid, 5342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 5211 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:33:39,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6176 states. [2022-03-03 18:33:39,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6176 to 4090. [2022-03-03 18:33:39,173 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 18:33:39,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4090 states to 4090 states and 7840 transitions. [2022-03-03 18:33:39,178 INFO L78 Accepts]: Start accepts. Automaton has 4090 states and 7840 transitions. Word has length 234 [2022-03-03 18:33:39,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:39,178 INFO L470 AbstractCegarLoop]: Abstraction has 4090 states and 7840 transitions. [2022-03-03 18:33:39,178 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 18:33:39,178 INFO L276 IsEmpty]: Start isEmpty. Operand 4090 states and 7840 transitions. [2022-03-03 18:33:39,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:33:39,180 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:39,180 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:39,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-03-03 18:33:39,180 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 18:33:39,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:39,181 INFO L85 PathProgramCache]: Analyzing trace with hash 812832061, now seen corresponding path program 8 times [2022-03-03 18:33:39,181 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:39,181 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747276761] [2022-03-03 18:33:39,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:39,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:40,146 INFO 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 18:33:40,147 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:40,147 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747276761] [2022-03-03 18:33:40,147 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747276761] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:40,147 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:40,147 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:33:40,147 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038123846] [2022-03-03 18:33:40,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:40,147 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:33:40,147 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:40,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:33:40,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:33:40,148 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 18:33:46,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:46,635 INFO L93 Difference]: Finished difference Result 6918 states and 13288 transitions. [2022-03-03 18:33:46,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-03 18:33:46,636 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 18:33:46,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:46,643 INFO L225 Difference]: With dead ends: 6918 [2022-03-03 18:33:46,643 INFO L226 Difference]: Without dead ends: 6918 [2022-03-03 18:33:46,644 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1915 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=1463, Invalid=7093, Unknown=0, NotChecked=0, Total=8556 [2022-03-03 18:33:46,644 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 3062 mSDsluCounter, 7015 mSDsCounter, 0 mSdLazyCounter, 6783 mSolverCounterSat, 393 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3062 SdHoareTripleChecker+Valid, 7422 SdHoareTripleChecker+Invalid, 7176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 393 IncrementalHoareTripleChecker+Valid, 6783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:46,644 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3062 Valid, 7422 Invalid, 7176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [393 Valid, 6783 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-03 18:33:46,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6918 states. [2022-03-03 18:33:46,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6918 to 4034. [2022-03-03 18:33:46,688 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 18:33:46,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4034 states to 4034 states and 7728 transitions. [2022-03-03 18:33:46,693 INFO L78 Accepts]: Start accepts. Automaton has 4034 states and 7728 transitions. Word has length 234 [2022-03-03 18:33:46,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:46,693 INFO L470 AbstractCegarLoop]: Abstraction has 4034 states and 7728 transitions. [2022-03-03 18:33:46,693 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 18:33:46,693 INFO L276 IsEmpty]: Start isEmpty. Operand 4034 states and 7728 transitions. [2022-03-03 18:33:46,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:33:46,695 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:46,695 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, 1, 1, 1, 1] [2022-03-03 18:33:46,695 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-03-03 18:33:46,695 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 18:33:46,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:46,696 INFO L85 PathProgramCache]: Analyzing trace with hash 2041255839, now seen corresponding path program 9 times [2022-03-03 18:33:46,696 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:46,696 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810017885] [2022-03-03 18:33:46,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:46,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:46,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:47,540 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:33:47,540 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:47,540 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810017885] [2022-03-03 18:33:47,540 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810017885] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:47,540 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:47,540 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:33:47,540 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307804739] [2022-03-03 18:33:47,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:47,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:33:47,541 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:47,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:33:47,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:33:47,541 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 18:33:53,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:53,239 INFO L93 Difference]: Finished difference Result 6003 states and 11526 transitions. [2022-03-03 18:33:53,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:33:53,239 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 18:33:53,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:53,246 INFO L225 Difference]: With dead ends: 6003 [2022-03-03 18:33:53,246 INFO L226 Difference]: Without dead ends: 6003 [2022-03-03 18:33:53,247 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1540 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=1235, Invalid=6075, Unknown=0, NotChecked=0, Total=7310 [2022-03-03 18:33:53,247 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 2181 mSDsluCounter, 6644 mSDsCounter, 0 mSdLazyCounter, 6239 mSolverCounterSat, 285 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2181 SdHoareTripleChecker+Valid, 6996 SdHoareTripleChecker+Invalid, 6524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 285 IncrementalHoareTripleChecker+Valid, 6239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:53,247 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2181 Valid, 6996 Invalid, 6524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [285 Valid, 6239 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-03 18:33:53,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6003 states. [2022-03-03 18:33:53,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6003 to 4026. [2022-03-03 18:33:53,298 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 18:33:53,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4026 states to 4026 states and 7712 transitions. [2022-03-03 18:33:53,304 INFO L78 Accepts]: Start accepts. Automaton has 4026 states and 7712 transitions. Word has length 234 [2022-03-03 18:33:53,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:53,304 INFO L470 AbstractCegarLoop]: Abstraction has 4026 states and 7712 transitions. [2022-03-03 18:33:53,304 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 18:33:53,304 INFO L276 IsEmpty]: Start isEmpty. Operand 4026 states and 7712 transitions. [2022-03-03 18:33:53,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:33:53,306 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:53,306 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:53,306 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-03-03 18:33:53,307 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 18:33:53,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:53,307 INFO L85 PathProgramCache]: Analyzing trace with hash 1787573633, now seen corresponding path program 10 times [2022-03-03 18:33:53,307 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:53,307 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884850871] [2022-03-03 18:33:53,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:53,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:53,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:54,419 INFO 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 18:33:54,420 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:54,420 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [884850871] [2022-03-03 18:33:54,420 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [884850871] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:54,420 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:54,420 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:33:54,420 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670999354] [2022-03-03 18:33:54,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:54,420 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:33:54,420 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:54,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:33:54,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:33:54,421 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 18:34:02,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:34:02,402 INFO L93 Difference]: Finished difference Result 5907 states and 11334 transitions. [2022-03-03 18:34:02,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:34:02,403 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 18:34:02,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:34:02,410 INFO L225 Difference]: With dead ends: 5907 [2022-03-03 18:34:02,410 INFO L226 Difference]: Without dead ends: 5907 [2022-03-03 18:34:02,410 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 18:34:02,411 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 2212 mSDsluCounter, 5884 mSDsCounter, 0 mSdLazyCounter, 5172 mSolverCounterSat, 287 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2212 SdHoareTripleChecker+Valid, 6220 SdHoareTripleChecker+Invalid, 5459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 287 IncrementalHoareTripleChecker+Valid, 5172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:34:02,411 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2212 Valid, 6220 Invalid, 5459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [287 Valid, 5172 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-03 18:34:02,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5907 states. [2022-03-03 18:34:02,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5907 to 4018. [2022-03-03 18:34:02,450 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 18:34:02,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 4018 states and 7696 transitions. [2022-03-03 18:34:02,454 INFO L78 Accepts]: Start accepts. Automaton has 4018 states and 7696 transitions. Word has length 234 [2022-03-03 18:34:02,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:34:02,454 INFO L470 AbstractCegarLoop]: Abstraction has 4018 states and 7696 transitions. [2022-03-03 18:34:02,454 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 18:34:02,454 INFO L276 IsEmpty]: Start isEmpty. Operand 4018 states and 7696 transitions. [2022-03-03 18:34:02,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:34:02,456 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:34:02,456 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:34:02,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-03-03 18:34:02,456 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 18:34:02,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:34:02,457 INFO L85 PathProgramCache]: Analyzing trace with hash 627274975, now seen corresponding path program 11 times [2022-03-03 18:34:02,457 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:34:02,457 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683981813] [2022-03-03 18:34:02,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:34:02,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:34:02,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:34:03,423 INFO 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 18:34:03,423 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:34:03,423 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683981813] [2022-03-03 18:34:03,424 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683981813] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:34:03,424 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:34:03,424 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:34:03,424 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588603438] [2022-03-03 18:34:03,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:34:03,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:34:03,424 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:34:03,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:34:03,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:34:03,425 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 18:34:08,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:34:08,646 INFO L93 Difference]: Finished difference Result 5727 states and 10974 transitions. [2022-03-03 18:34:08,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:34:08,646 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 18:34:08,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:34:08,653 INFO L225 Difference]: With dead ends: 5727 [2022-03-03 18:34:08,653 INFO L226 Difference]: Without dead ends: 5727 [2022-03-03 18:34:08,654 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1359 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=1120, Invalid=5522, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:34:08,654 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 2323 mSDsluCounter, 5486 mSDsCounter, 0 mSdLazyCounter, 4719 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2323 SdHoareTripleChecker+Valid, 5809 SdHoareTripleChecker+Invalid, 4942 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 4719 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:34:08,654 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2323 Valid, 5809 Invalid, 4942 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 4719 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:34:08,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5727 states. [2022-03-03 18:34:08,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5727 to 3996. [2022-03-03 18:34:08,700 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 18:34:08,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 3996 states and 7652 transitions. [2022-03-03 18:34:08,706 INFO L78 Accepts]: Start accepts. Automaton has 3996 states and 7652 transitions. Word has length 234 [2022-03-03 18:34:08,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:34:08,706 INFO L470 AbstractCegarLoop]: Abstraction has 3996 states and 7652 transitions. [2022-03-03 18:34:08,706 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 18:34:08,706 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 7652 transitions. [2022-03-03 18:34:08,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:34:08,708 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:34:08,708 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:34:08,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-03-03 18:34:08,708 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 18:34:08,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:34:08,709 INFO L85 PathProgramCache]: Analyzing trace with hash -909417704, now seen corresponding path program 28 times [2022-03-03 18:34:08,709 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:34:08,709 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087660933] [2022-03-03 18:34:08,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:34:08,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:34:08,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:34:09,679 INFO 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 18:34:09,679 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:34:09,679 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087660933] [2022-03-03 18:34:09,679 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087660933] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:34:09,679 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:34:09,679 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:34:09,680 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082080163] [2022-03-03 18:34:09,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:34:09,680 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:34:09,680 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:34:09,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:34:09,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:34:09,680 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 18:34:16,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:34:16,003 INFO L93 Difference]: Finished difference Result 7290 states and 14097 transitions. [2022-03-03 18:34:16,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-03-03 18:34:16,003 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 18:34:16,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:34:16,014 INFO L225 Difference]: With dead ends: 7290 [2022-03-03 18:34:16,014 INFO L226 Difference]: Without dead ends: 7290 [2022-03-03 18:34:16,014 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2581 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=1606, Invalid=8696, Unknown=0, NotChecked=0, Total=10302 [2022-03-03 18:34:16,014 INFO L933 BasicCegarLoop]: 421 mSDtfsCounter, 2750 mSDsluCounter, 8183 mSDsCounter, 0 mSdLazyCounter, 5061 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2750 SdHoareTripleChecker+Valid, 8596 SdHoareTripleChecker+Invalid, 5226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 5061 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:34:16,014 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2750 Valid, 8596 Invalid, 5226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 5061 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:34:16,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7290 states. [2022-03-03 18:34:16,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7290 to 4084. [2022-03-03 18:34:16,071 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 18:34:16,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4084 states to 4084 states and 7828 transitions. [2022-03-03 18:34:16,076 INFO L78 Accepts]: Start accepts. Automaton has 4084 states and 7828 transitions. Word has length 234 [2022-03-03 18:34:16,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:34:16,076 INFO L470 AbstractCegarLoop]: Abstraction has 4084 states and 7828 transitions. [2022-03-03 18:34:16,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:34:16,077 INFO L276 IsEmpty]: Start isEmpty. Operand 4084 states and 7828 transitions. [2022-03-03 18:34:16,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:34:16,079 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:34:16,079 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:34:16,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-03-03 18:34:16,079 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 18:34:16,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:34:16,079 INFO L85 PathProgramCache]: Analyzing trace with hash -717942731, now seen corresponding path program 12 times [2022-03-03 18:34:16,079 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:34:16,079 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755610935] [2022-03-03 18:34:16,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:34:16,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:34:16,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:34:16,759 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 18:34:16,759 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:34:16,760 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755610935] [2022-03-03 18:34:16,760 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755610935] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:34:16,760 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:34:16,760 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:34:16,760 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98386506] [2022-03-03 18:34:16,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:34:16,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:34:16,760 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:34:16,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:34:16,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:34:16,761 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 18:34:23,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:34:23,578 INFO L93 Difference]: Finished difference Result 8341 states and 16106 transitions. [2022-03-03 18:34:23,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-03-03 18:34:23,578 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 18:34:23,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:34:23,589 INFO L225 Difference]: With dead ends: 8341 [2022-03-03 18:34:23,589 INFO L226 Difference]: Without dead ends: 8341 [2022-03-03 18:34:23,589 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2506 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1744, Invalid=8558, Unknown=0, NotChecked=0, Total=10302 [2022-03-03 18:34:23,590 INFO L933 BasicCegarLoop]: 482 mSDtfsCounter, 3019 mSDsluCounter, 7446 mSDsCounter, 0 mSdLazyCounter, 6521 mSolverCounterSat, 358 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3019 SdHoareTripleChecker+Valid, 7920 SdHoareTripleChecker+Invalid, 6879 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 358 IncrementalHoareTripleChecker+Valid, 6521 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:34:23,590 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3019 Valid, 7920 Invalid, 6879 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [358 Valid, 6521 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-03 18:34:23,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8341 states. [2022-03-03 18:34:23,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8341 to 4028. [2022-03-03 18:34:23,667 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 18:34:23,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 4028 states and 7716 transitions. [2022-03-03 18:34:23,671 INFO L78 Accepts]: Start accepts. Automaton has 4028 states and 7716 transitions. Word has length 234 [2022-03-03 18:34:23,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:34:23,671 INFO L470 AbstractCegarLoop]: Abstraction has 4028 states and 7716 transitions. [2022-03-03 18:34:23,671 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 18:34:23,671 INFO L276 IsEmpty]: Start isEmpty. Operand 4028 states and 7716 transitions. [2022-03-03 18:34:23,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:34:23,673 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:34:23,673 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:34:23,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-03-03 18:34:23,673 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 18:34:23,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:34:23,674 INFO L85 PathProgramCache]: Analyzing trace with hash 510481047, now seen corresponding path program 13 times [2022-03-03 18:34:23,674 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:34:23,674 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600797772] [2022-03-03 18:34:23,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:34:23,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:34:23,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:34:24,463 INFO 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 18:34:24,464 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:34:24,464 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600797772] [2022-03-03 18:34:24,464 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600797772] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:34:24,464 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:34:24,464 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:34:24,464 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022906580] [2022-03-03 18:34:24,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:34:24,464 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:34:24,464 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:34:24,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:34:24,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:34:24,465 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 18:34:32,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:34:32,864 INFO L93 Difference]: Finished difference Result 7473 states and 14437 transitions. [2022-03-03 18:34:32,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-03 18:34:32,864 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 18:34:32,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:34:32,874 INFO L225 Difference]: With dead ends: 7473 [2022-03-03 18:34:32,874 INFO L226 Difference]: Without dead ends: 7473 [2022-03-03 18:34:32,875 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1871 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=1395, Invalid=6977, Unknown=0, NotChecked=0, Total=8372 [2022-03-03 18:34:32,875 INFO L933 BasicCegarLoop]: 431 mSDtfsCounter, 3270 mSDsluCounter, 7203 mSDsCounter, 0 mSdLazyCounter, 6359 mSolverCounterSat, 384 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3270 SdHoareTripleChecker+Valid, 7626 SdHoareTripleChecker+Invalid, 6743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 384 IncrementalHoareTripleChecker+Valid, 6359 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:34:32,875 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3270 Valid, 7626 Invalid, 6743 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [384 Valid, 6359 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-03-03 18:34:32,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7473 states. [2022-03-03 18:34:32,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7473 to 4029. [2022-03-03 18:34:32,932 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 18:34:32,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 7718 transitions. [2022-03-03 18:34:32,937 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 7718 transitions. Word has length 234 [2022-03-03 18:34:32,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:34:32,937 INFO L470 AbstractCegarLoop]: Abstraction has 4029 states and 7718 transitions. [2022-03-03 18:34:32,938 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 18:34:32,938 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 7718 transitions. [2022-03-03 18:34:32,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:34:32,940 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:34:32,940 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:34:32,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-03-03 18:34:32,940 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 18:34:32,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:34:32,940 INFO L85 PathProgramCache]: Analyzing trace with hash 256798841, now seen corresponding path program 14 times [2022-03-03 18:34:32,940 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:34:32,940 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374365764] [2022-03-03 18:34:32,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:34:32,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:34:32,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:34:33,760 INFO 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 18:34:33,760 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:34:33,760 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374365764] [2022-03-03 18:34:33,760 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374365764] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:34:33,760 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:34:33,760 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:34:33,760 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548534279] [2022-03-03 18:34:33,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:34:33,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:34:33,761 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:34:33,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:34:33,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:34:33,761 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 18:34:41,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:34:41,181 INFO L93 Difference]: Finished difference Result 7377 states and 14245 transitions. [2022-03-03 18:34:41,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-03 18:34:41,181 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 18:34:41,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:34:41,191 INFO L225 Difference]: With dead ends: 7377 [2022-03-03 18:34:41,191 INFO L226 Difference]: Without dead ends: 7377 [2022-03-03 18:34:41,191 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1770 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=1329, Invalid=6681, Unknown=0, NotChecked=0, Total=8010 [2022-03-03 18:34:41,192 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 2622 mSDsluCounter, 6980 mSDsCounter, 0 mSdLazyCounter, 5691 mSolverCounterSat, 334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2622 SdHoareTripleChecker+Valid, 7385 SdHoareTripleChecker+Invalid, 6025 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 334 IncrementalHoareTripleChecker+Valid, 5691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:34:41,192 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2622 Valid, 7385 Invalid, 6025 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [334 Valid, 5691 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-03 18:34:41,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7377 states. [2022-03-03 18:34:41,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7377 to 4030. [2022-03-03 18:34:41,241 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 18:34:41,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 4030 states and 7720 transitions. [2022-03-03 18:34:41,247 INFO L78 Accepts]: Start accepts. Automaton has 4030 states and 7720 transitions. Word has length 234 [2022-03-03 18:34:41,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:34:41,247 INFO L470 AbstractCegarLoop]: Abstraction has 4030 states and 7720 transitions. [2022-03-03 18:34:41,247 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 18:34:41,247 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 7720 transitions. [2022-03-03 18:34:41,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:34:41,249 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:34:41,250 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:34:41,250 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-03-03 18:34:41,250 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 18:34:41,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:34:41,250 INFO L85 PathProgramCache]: Analyzing trace with hash -903499817, now seen corresponding path program 15 times [2022-03-03 18:34:41,251 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:34:41,251 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064396361] [2022-03-03 18:34:41,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:34:41,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:34:41,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:34:42,287 INFO 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 18:34:42,288 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:34:42,288 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064396361] [2022-03-03 18:34:42,288 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064396361] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:34:42,288 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:34:42,288 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:34:42,288 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198410005] [2022-03-03 18:34:42,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:34:42,288 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:34:42,289 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:34:42,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:34:42,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:34:42,290 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 18:34:49,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:34:49,597 INFO L93 Difference]: Finished difference Result 7197 states and 13885 transitions. [2022-03-03 18:34:49,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:34:49,597 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 18:34:49,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:34:49,606 INFO L225 Difference]: With dead ends: 7197 [2022-03-03 18:34:49,606 INFO L226 Difference]: Without dead ends: 7197 [2022-03-03 18:34:49,606 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1670 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=1272, Invalid=6384, Unknown=0, NotChecked=0, Total=7656 [2022-03-03 18:34:49,607 INFO L933 BasicCegarLoop]: 400 mSDtfsCounter, 2697 mSDsluCounter, 7237 mSDsCounter, 0 mSdLazyCounter, 5621 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2697 SdHoareTripleChecker+Valid, 7628 SdHoareTripleChecker+Invalid, 5898 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 5621 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:34:49,607 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2697 Valid, 7628 Invalid, 5898 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 5621 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-03 18:34:49,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7197 states. [2022-03-03 18:34:49,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7197 to 4023. [2022-03-03 18:34:49,651 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 18:34:49,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4023 states to 4023 states and 7706 transitions. [2022-03-03 18:34:49,656 INFO L78 Accepts]: Start accepts. Automaton has 4023 states and 7706 transitions. Word has length 234 [2022-03-03 18:34:49,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:34:49,656 INFO L470 AbstractCegarLoop]: Abstraction has 4023 states and 7706 transitions. [2022-03-03 18:34:49,656 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 18:34:49,656 INFO L276 IsEmpty]: Start isEmpty. Operand 4023 states and 7706 transitions. [2022-03-03 18:34:49,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:34:49,658 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:34:49,658 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:34:49,658 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-03-03 18:34:49,658 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 18:34:49,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:34:49,659 INFO L85 PathProgramCache]: Analyzing trace with hash 90923747, now seen corresponding path program 16 times [2022-03-03 18:34:49,659 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:34:49,659 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535733109] [2022-03-03 18:34:49,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:34:49,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:34:49,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:34:50,422 INFO 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 18:34:50,422 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:34:50,422 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535733109] [2022-03-03 18:34:50,422 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535733109] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:34:50,422 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:34:50,422 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:34:50,422 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120080810] [2022-03-03 18:34:50,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:34:50,423 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:34:50,423 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:34:50,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:34:50,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:34:50,423 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 18:34:59,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:34:59,205 INFO L93 Difference]: Finished difference Result 7580 states and 14652 transitions. [2022-03-03 18:34:59,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-03 18:34:59,205 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:34:59,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:34:59,213 INFO L225 Difference]: With dead ends: 7580 [2022-03-03 18:34:59,213 INFO L226 Difference]: Without dead ends: 7580 [2022-03-03 18:34:59,213 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1802 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=1359, Invalid=6831, Unknown=0, NotChecked=0, Total=8190 [2022-03-03 18:34:59,214 INFO L933 BasicCegarLoop]: 464 mSDtfsCounter, 2735 mSDsluCounter, 8266 mSDsCounter, 0 mSdLazyCounter, 7768 mSolverCounterSat, 424 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2735 SdHoareTripleChecker+Valid, 8719 SdHoareTripleChecker+Invalid, 8192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 424 IncrementalHoareTripleChecker+Valid, 7768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:34:59,214 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2735 Valid, 8719 Invalid, 8192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [424 Valid, 7768 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-03-03 18:34:59,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7580 states. [2022-03-03 18:34:59,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7580 to 4015. [2022-03-03 18:34:59,255 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 18:34:59,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 4015 states and 7690 transitions. [2022-03-03 18:34:59,260 INFO L78 Accepts]: Start accepts. Automaton has 4015 states and 7690 transitions. Word has length 234 [2022-03-03 18:34:59,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:34:59,260 INFO L470 AbstractCegarLoop]: Abstraction has 4015 states and 7690 transitions. [2022-03-03 18:34:59,260 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 18:34:59,260 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 7690 transitions. [2022-03-03 18:34:59,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:34:59,262 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:34:59,262 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:34:59,262 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-03-03 18:34:59,262 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 18:34:59,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:34:59,262 INFO L85 PathProgramCache]: Analyzing trace with hash -162758459, now seen corresponding path program 17 times [2022-03-03 18:34:59,262 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:34:59,263 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387832753] [2022-03-03 18:34:59,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:34:59,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:34:59,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:35:00,204 INFO 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 18:35:00,204 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:35:00,204 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387832753] [2022-03-03 18:35:00,205 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387832753] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:35:00,205 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:35:00,205 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:35:00,205 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880204143] [2022-03-03 18:35:00,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:35:00,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:35:00,205 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:35:00,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:35:00,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:35:00,205 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 18:35:08,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:35:08,614 INFO L93 Difference]: Finished difference Result 7517 states and 14525 transitions. [2022-03-03 18:35:08,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:35:08,615 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 18:35:08,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:35:08,624 INFO L225 Difference]: With dead ends: 7517 [2022-03-03 18:35:08,624 INFO L226 Difference]: Without dead ends: 7517 [2022-03-03 18:35:08,624 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 18:35:08,624 INFO L933 BasicCegarLoop]: 449 mSDtfsCounter, 2640 mSDsluCounter, 8319 mSDsCounter, 0 mSdLazyCounter, 7505 mSolverCounterSat, 419 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2640 SdHoareTripleChecker+Valid, 8757 SdHoareTripleChecker+Invalid, 7924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 419 IncrementalHoareTripleChecker+Valid, 7505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:35:08,624 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2640 Valid, 8757 Invalid, 7924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [419 Valid, 7505 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-03-03 18:35:08,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7517 states. [2022-03-03 18:35:08,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7517 to 4016. [2022-03-03 18:35:08,675 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 18:35:08,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 4016 states and 7692 transitions. [2022-03-03 18:35:08,680 INFO L78 Accepts]: Start accepts. Automaton has 4016 states and 7692 transitions. Word has length 234 [2022-03-03 18:35:08,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:35:08,680 INFO L470 AbstractCegarLoop]: Abstraction has 4016 states and 7692 transitions. [2022-03-03 18:35:08,680 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 18:35:08,680 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 7692 transitions. [2022-03-03 18:35:08,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:35:08,682 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:35:08,682 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:35:08,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-03-03 18:35:08,682 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 18:35:08,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:35:08,682 INFO L85 PathProgramCache]: Analyzing trace with hash -1323057117, now seen corresponding path program 18 times [2022-03-03 18:35:08,683 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:35:08,683 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445107007] [2022-03-03 18:35:08,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:35:08,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:35:08,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:35:09,596 INFO 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 18:35:09,596 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:35:09,596 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445107007] [2022-03-03 18:35:09,596 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445107007] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:35:09,596 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:35:09,597 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:35:09,597 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998529113] [2022-03-03 18:35:09,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:35:09,597 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:35:09,597 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:35:09,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:35:09,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:35:09,597 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 18:35:15,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:35:15,595 INFO L93 Difference]: Finished difference Result 7337 states and 14165 transitions. [2022-03-03 18:35:15,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:35:15,596 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:35:15,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:35:15,604 INFO L225 Difference]: With dead ends: 7337 [2022-03-03 18:35:15,604 INFO L226 Difference]: Without dead ends: 7337 [2022-03-03 18:35:15,604 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1614 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=1224, Invalid=6258, Unknown=0, NotChecked=0, Total=7482 [2022-03-03 18:35:15,604 INFO L933 BasicCegarLoop]: 434 mSDtfsCounter, 3069 mSDsluCounter, 7062 mSDsCounter, 0 mSdLazyCounter, 6198 mSolverCounterSat, 357 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3069 SdHoareTripleChecker+Valid, 7487 SdHoareTripleChecker+Invalid, 6555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 357 IncrementalHoareTripleChecker+Valid, 6198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:35:15,604 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3069 Valid, 7487 Invalid, 6555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [357 Valid, 6198 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-03 18:35:15,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7337 states. [2022-03-03 18:35:15,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7337 to 4014. [2022-03-03 18:35:15,644 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 18:35:15,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4014 states to 4014 states and 7688 transitions. [2022-03-03 18:35:15,648 INFO L78 Accepts]: Start accepts. Automaton has 4014 states and 7688 transitions. Word has length 234 [2022-03-03 18:35:15,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:35:15,648 INFO L470 AbstractCegarLoop]: Abstraction has 4014 states and 7688 transitions. [2022-03-03 18:35:15,648 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 18:35:15,648 INFO L276 IsEmpty]: Start isEmpty. Operand 4014 states and 7688 transitions. [2022-03-03 18:35:15,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:35:15,650 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:35:15,650 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:35:15,650 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-03-03 18:35:15,650 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 18:35:15,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:35:15,651 INFO L85 PathProgramCache]: Analyzing trace with hash 322581599, now seen corresponding path program 19 times [2022-03-03 18:35:15,651 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:35:15,651 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454070567] [2022-03-03 18:35:15,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:35:15,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:35:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:35:16,482 INFO 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 18:35:16,483 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:35:16,483 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454070567] [2022-03-03 18:35:16,483 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454070567] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:35:16,483 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:35:16,483 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:35:16,483 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235036220] [2022-03-03 18:35:16,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:35:16,483 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:35:16,483 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:35:16,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:35:16,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:35:16,484 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 18:35:24,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:35:24,003 INFO L93 Difference]: Finished difference Result 7483 states and 14458 transitions. [2022-03-03 18:35:24,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-03 18:35:24,004 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 18:35:24,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:35:24,014 INFO L225 Difference]: With dead ends: 7483 [2022-03-03 18:35:24,014 INFO L226 Difference]: Without dead ends: 7483 [2022-03-03 18:35:24,015 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1753 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1324, Invalid=6686, Unknown=0, NotChecked=0, Total=8010 [2022-03-03 18:35:24,015 INFO L933 BasicCegarLoop]: 486 mSDtfsCounter, 2752 mSDsluCounter, 8093 mSDsCounter, 0 mSdLazyCounter, 7481 mSolverCounterSat, 380 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2752 SdHoareTripleChecker+Valid, 8569 SdHoareTripleChecker+Invalid, 7861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 380 IncrementalHoareTripleChecker+Valid, 7481 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:35:24,015 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2752 Valid, 8569 Invalid, 7861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [380 Valid, 7481 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-03-03 18:35:24,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7483 states. [2022-03-03 18:35:24,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7483 to 4006. [2022-03-03 18:35:24,072 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 18:35:24,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4006 states to 4006 states and 7672 transitions. [2022-03-03 18:35:24,077 INFO L78 Accepts]: Start accepts. Automaton has 4006 states and 7672 transitions. Word has length 234 [2022-03-03 18:35:24,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:35:24,077 INFO L470 AbstractCegarLoop]: Abstraction has 4006 states and 7672 transitions. [2022-03-03 18:35:24,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:35:24,078 INFO L276 IsEmpty]: Start isEmpty. Operand 4006 states and 7672 transitions. [2022-03-03 18:35:24,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:35:24,080 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:35:24,080 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:35:24,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-03-03 18:35:24,080 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 18:35:24,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:35:24,080 INFO L85 PathProgramCache]: Analyzing trace with hash -837717059, now seen corresponding path program 20 times [2022-03-03 18:35:24,080 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:35:24,080 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489429740] [2022-03-03 18:35:24,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:35:24,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:35:24,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:35:25,091 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:35:25,091 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:35:25,091 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489429740] [2022-03-03 18:35:25,091 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489429740] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:35:25,091 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:35:25,092 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:35:25,092 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298815601] [2022-03-03 18:35:25,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:35:25,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:35:25,092 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:35:25,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:35:25,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:35:25,092 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 18:35:32,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:35:32,824 INFO L93 Difference]: Finished difference Result 7326 states and 14143 transitions. [2022-03-03 18:35:32,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:35:32,824 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 18:35:32,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:35:32,831 INFO L225 Difference]: With dead ends: 7326 [2022-03-03 18:35:32,832 INFO L226 Difference]: Without dead ends: 7326 [2022-03-03 18:35:32,832 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1663 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=1255, Invalid=6401, Unknown=0, NotChecked=0, Total=7656 [2022-03-03 18:35:32,832 INFO L933 BasicCegarLoop]: 472 mSDtfsCounter, 2695 mSDsluCounter, 8052 mSDsCounter, 0 mSdLazyCounter, 7215 mSolverCounterSat, 352 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2695 SdHoareTripleChecker+Valid, 8515 SdHoareTripleChecker+Invalid, 7567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 352 IncrementalHoareTripleChecker+Valid, 7215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:35:32,832 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2695 Valid, 8515 Invalid, 7567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [352 Valid, 7215 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-03-03 18:35:32,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7326 states. [2022-03-03 18:35:32,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7326 to 4005. [2022-03-03 18:35:32,873 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 18:35:32,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 4005 states and 7670 transitions. [2022-03-03 18:35:32,877 INFO L78 Accepts]: Start accepts. Automaton has 4005 states and 7670 transitions. Word has length 234 [2022-03-03 18:35:32,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:35:32,877 INFO L470 AbstractCegarLoop]: Abstraction has 4005 states and 7670 transitions. [2022-03-03 18:35:32,877 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 18:35:32,877 INFO L276 IsEmpty]: Start isEmpty. Operand 4005 states and 7670 transitions. [2022-03-03 18:35:32,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:35:32,879 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:35:32,879 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:35:32,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-03-03 18:35:32,879 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 18:35:32,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:35:32,880 INFO L85 PathProgramCache]: Analyzing trace with hash 147431587, now seen corresponding path program 21 times [2022-03-03 18:35:32,880 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:35:32,880 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91085593] [2022-03-03 18:35:32,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:35:32,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:35:32,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:35:33,792 INFO 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 18:35:33,792 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:35:33,792 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91085593] [2022-03-03 18:35:33,792 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91085593] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:35:33,792 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:35:33,792 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:35:33,792 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679812435] [2022-03-03 18:35:33,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:35:33,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:35:33,793 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:35:33,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:35:33,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:35:33,793 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 18:35:42,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:35:42,869 INFO L93 Difference]: Finished difference Result 7299 states and 14090 transitions. [2022-03-03 18:35:42,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:35:42,870 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 18:35:42,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:35:42,879 INFO L225 Difference]: With dead ends: 7299 [2022-03-03 18:35:42,879 INFO L226 Difference]: Without dead ends: 7299 [2022-03-03 18:35:42,879 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1710 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=1289, Invalid=6543, Unknown=0, NotChecked=0, Total=7832 [2022-03-03 18:35:42,879 INFO L933 BasicCegarLoop]: 525 mSDtfsCounter, 2792 mSDsluCounter, 8382 mSDsCounter, 0 mSdLazyCounter, 7731 mSolverCounterSat, 351 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2792 SdHoareTripleChecker+Valid, 8896 SdHoareTripleChecker+Invalid, 8082 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 351 IncrementalHoareTripleChecker+Valid, 7731 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:35:42,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2792 Valid, 8896 Invalid, 8082 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [351 Valid, 7731 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-03-03 18:35:42,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7299 states. [2022-03-03 18:35:42,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7299 to 3996. [2022-03-03 18:35:42,940 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 18:35:42,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 3996 states and 7652 transitions. [2022-03-03 18:35:42,946 INFO L78 Accepts]: Start accepts. Automaton has 3996 states and 7652 transitions. Word has length 234 [2022-03-03 18:35:42,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:35:42,946 INFO L470 AbstractCegarLoop]: Abstraction has 3996 states and 7652 transitions. [2022-03-03 18:35:42,946 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 18:35:42,946 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 7652 transitions. [2022-03-03 18:35:42,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:35:42,948 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:35:42,948 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:35:42,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-03-03 18:35:42,948 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 18:35:42,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:35:42,949 INFO L85 PathProgramCache]: Analyzing trace with hash -664211052, now seen corresponding path program 29 times [2022-03-03 18:35:42,949 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:35:42,949 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677920489] [2022-03-03 18:35:42,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:35:42,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:35:43,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:35:44,031 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 18:35:44,032 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:35:44,032 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677920489] [2022-03-03 18:35:44,032 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677920489] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:35:44,032 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:35:44,032 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:35:44,032 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455640334] [2022-03-03 18:35:44,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:35:44,032 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:35:44,032 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:35:44,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:35:44,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1089, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:35:44,033 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 18:35:49,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:35:49,374 INFO L93 Difference]: Finished difference Result 5049 states and 9750 transitions. [2022-03-03 18:35:49,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:35:49,374 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 18:35:49,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:35:49,380 INFO L225 Difference]: With dead ends: 5049 [2022-03-03 18:35:49,380 INFO L226 Difference]: Without dead ends: 5049 [2022-03-03 18:35:49,381 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1075 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=931, Invalid=4619, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:35:49,381 INFO L933 BasicCegarLoop]: 225 mSDtfsCounter, 2971 mSDsluCounter, 3898 mSDsCounter, 0 mSdLazyCounter, 3819 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2971 SdHoareTripleChecker+Valid, 4117 SdHoareTripleChecker+Invalid, 4035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 3819 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:35:49,381 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2971 Valid, 4117 Invalid, 4035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 3819 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:35:49,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5049 states. [2022-03-03 18:35:49,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5049 to 3994. [2022-03-03 18:35:49,430 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 18:35:49,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 3994 states and 7648 transitions. [2022-03-03 18:35:49,435 INFO L78 Accepts]: Start accepts. Automaton has 3994 states and 7648 transitions. Word has length 234 [2022-03-03 18:35:49,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:35:49,435 INFO L470 AbstractCegarLoop]: Abstraction has 3994 states and 7648 transitions. [2022-03-03 18:35:49,436 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 18:35:49,436 INFO L276 IsEmpty]: Start isEmpty. Operand 3994 states and 7648 transitions. [2022-03-03 18:35:49,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:35:49,437 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:35:49,438 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:35:49,438 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-03-03 18:35:49,438 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 18:35:49,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:35:49,438 INFO L85 PathProgramCache]: Analyzing trace with hash -548535272, now seen corresponding path program 30 times [2022-03-03 18:35:49,438 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:35:49,438 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694642737] [2022-03-03 18:35:49,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:35:49,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:35:49,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:35:50,420 INFO 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 18:35:50,421 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:35:50,421 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694642737] [2022-03-03 18:35:50,421 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [694642737] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:35:50,421 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:35:50,421 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-03 18:35:50,421 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268564194] [2022-03-03 18:35:50,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:35:50,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-03 18:35:50,421 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:35:50,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-03 18:35:50,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1138, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:35:50,422 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 18:35:57,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:35:57,245 INFO L93 Difference]: Finished difference Result 5095 states and 9840 transitions. [2022-03-03 18:35:57,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:35:57,245 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 18:35:57,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:35:57,250 INFO L225 Difference]: With dead ends: 5095 [2022-03-03 18:35:57,250 INFO L226 Difference]: Without dead ends: 5095 [2022-03-03 18:35:57,251 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1494 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=1121, Invalid=5521, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:35:57,251 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 2501 mSDsluCounter, 3996 mSDsCounter, 0 mSdLazyCounter, 4348 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2501 SdHoareTripleChecker+Valid, 4223 SdHoareTripleChecker+Invalid, 4568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 4348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:35:57,251 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2501 Valid, 4223 Invalid, 4568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 4348 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:35:57,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5095 states. [2022-03-03 18:35:57,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5095 to 3992. [2022-03-03 18:35:57,281 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 18:35:57,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 3992 states and 7644 transitions. [2022-03-03 18:35:57,285 INFO L78 Accepts]: Start accepts. Automaton has 3992 states and 7644 transitions. Word has length 234 [2022-03-03 18:35:57,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:35:57,285 INFO L470 AbstractCegarLoop]: Abstraction has 3992 states and 7644 transitions. [2022-03-03 18:35:57,285 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 18:35:57,286 INFO L276 IsEmpty]: Start isEmpty. Operand 3992 states and 7644 transitions. [2022-03-03 18:35:57,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:35:57,287 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:35:57,287 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:35:57,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-03-03 18:35:57,287 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 18:35:57,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:35:57,288 INFO L85 PathProgramCache]: Analyzing trace with hash 249074900, now seen corresponding path program 31 times [2022-03-03 18:35:57,288 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:35:57,288 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877707115] [2022-03-03 18:35:57,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:35:57,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:35:57,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:35:58,477 INFO 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 18:35:58,478 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:35:58,478 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877707115] [2022-03-03 18:35:58,478 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877707115] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:35:58,478 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:35:58,478 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:35:58,478 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673167378] [2022-03-03 18:35:58,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:35:58,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:35:58,478 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:35:58,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:35:58,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:35:58,479 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 18:36:04,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:36:04,845 INFO L93 Difference]: Finished difference Result 5218 states and 10079 transitions. [2022-03-03 18:36:04,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:36:04,845 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 18:36:04,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:36:04,852 INFO L225 Difference]: With dead ends: 5218 [2022-03-03 18:36:04,852 INFO L226 Difference]: Without dead ends: 5218 [2022-03-03 18:36:04,853 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1507 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=1202, Invalid=5938, Unknown=0, NotChecked=0, Total=7140 [2022-03-03 18:36:04,853 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2918 mSDsluCounter, 4381 mSDsCounter, 0 mSdLazyCounter, 4276 mSolverCounterSat, 266 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2918 SdHoareTripleChecker+Valid, 4613 SdHoareTripleChecker+Invalid, 4542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 266 IncrementalHoareTripleChecker+Valid, 4276 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:36:04,853 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2918 Valid, 4613 Invalid, 4542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [266 Valid, 4276 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:36:04,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5218 states. [2022-03-03 18:36:04,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5218 to 3998. [2022-03-03 18:36:04,892 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 18:36:04,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 3998 states and 7656 transitions. [2022-03-03 18:36:04,897 INFO L78 Accepts]: Start accepts. Automaton has 3998 states and 7656 transitions. Word has length 234 [2022-03-03 18:36:04,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:36:04,897 INFO L470 AbstractCegarLoop]: Abstraction has 3998 states and 7656 transitions. [2022-03-03 18:36:04,897 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 18:36:04,897 INFO L276 IsEmpty]: Start isEmpty. Operand 3998 states and 7656 transitions. [2022-03-03 18:36:04,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:36:04,899 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:36:04,899 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:36:04,900 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-03-03 18:36:04,900 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 18:36:04,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:36:04,900 INFO L85 PathProgramCache]: Analyzing trace with hash -1378972782, now seen corresponding path program 32 times [2022-03-03 18:36:04,900 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:36:04,900 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610207329] [2022-03-03 18:36:04,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:36:04,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:36:04,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:36:05,968 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 18:36:05,968 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:36:05,968 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610207329] [2022-03-03 18:36:05,968 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610207329] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:36:05,968 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:36:05,968 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:36:05,968 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947378242] [2022-03-03 18:36:05,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:36:05,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:36:05,969 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:36:05,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:36:05,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:36:05,970 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 18:36:12,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:36:12,052 INFO L93 Difference]: Finished difference Result 5082 states and 9815 transitions. [2022-03-03 18:36:12,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:36:12,053 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 18:36:12,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:36:12,058 INFO L225 Difference]: With dead ends: 5082 [2022-03-03 18:36:12,058 INFO L226 Difference]: Without dead ends: 5082 [2022-03-03 18:36:12,059 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1296 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1122, Invalid=5358, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:36:12,059 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 2622 mSDsluCounter, 4433 mSDsCounter, 0 mSdLazyCounter, 4501 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2622 SdHoareTripleChecker+Valid, 4663 SdHoareTripleChecker+Invalid, 4730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 4501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:36:12,059 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2622 Valid, 4663 Invalid, 4730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 4501 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:36:12,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5082 states. [2022-03-03 18:36:12,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5082 to 3990. [2022-03-03 18:36:12,093 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 18:36:12,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 3990 states and 7640 transitions. [2022-03-03 18:36:12,097 INFO L78 Accepts]: Start accepts. Automaton has 3990 states and 7640 transitions. Word has length 234 [2022-03-03 18:36:12,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:36:12,097 INFO L470 AbstractCegarLoop]: Abstraction has 3990 states and 7640 transitions. [2022-03-03 18:36:12,097 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 18:36:12,098 INFO L276 IsEmpty]: Start isEmpty. Operand 3990 states and 7640 transitions. [2022-03-03 18:36:12,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:36:12,099 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:36:12,099 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:36:12,099 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-03-03 18:36:12,100 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 18:36:12,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:36:12,100 INFO L85 PathProgramCache]: Analyzing trace with hash -1333976872, now seen corresponding path program 33 times [2022-03-03 18:36:12,100 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:36:12,100 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174127852] [2022-03-03 18:36:12,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:36:12,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:36:12,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:36:12,971 INFO 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 18:36:12,971 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:36:12,971 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174127852] [2022-03-03 18:36:12,971 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [174127852] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:36:12,971 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:36:12,971 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:36:12,971 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133111323] [2022-03-03 18:36:12,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:36:12,972 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:36:12,972 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:36:12,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:36:12,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:36:12,972 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 18:36:18,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:36:18,621 INFO L93 Difference]: Finished difference Result 5211 states and 10061 transitions. [2022-03-03 18:36:18,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:36:18,622 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 18:36:18,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:36:18,627 INFO L225 Difference]: With dead ends: 5211 [2022-03-03 18:36:18,627 INFO L226 Difference]: Without dead ends: 5211 [2022-03-03 18:36:18,627 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1710 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=1333, Invalid=6499, Unknown=0, NotChecked=0, Total=7832 [2022-03-03 18:36:18,628 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 2949 mSDsluCounter, 4365 mSDsCounter, 0 mSdLazyCounter, 4445 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2949 SdHoareTripleChecker+Valid, 4604 SdHoareTripleChecker+Invalid, 4725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 4445 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:36:18,628 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2949 Valid, 4604 Invalid, 4725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 4445 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:36:18,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5211 states. [2022-03-03 18:36:18,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5211 to 3981. [2022-03-03 18:36:18,664 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 18:36:18,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 7622 transitions. [2022-03-03 18:36:18,669 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 7622 transitions. Word has length 234 [2022-03-03 18:36:18,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:36:18,669 INFO L470 AbstractCegarLoop]: Abstraction has 3981 states and 7622 transitions. [2022-03-03 18:36:18,669 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 18:36:18,669 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 7622 transitions. [2022-03-03 18:36:18,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:36:18,671 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:36:18,671 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:36:18,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-03-03 18:36:18,671 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 18:36:18,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:36:18,671 INFO L85 PathProgramCache]: Analyzing trace with hash -38704806, now seen corresponding path program 34 times [2022-03-03 18:36:18,671 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:36:18,671 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037971146] [2022-03-03 18:36:18,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:36:18,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:36:18,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:36:19,592 INFO 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 18:36:19,592 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:36:19,592 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037971146] [2022-03-03 18:36:19,592 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037971146] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:36:19,592 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:36:19,593 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-03 18:36:19,593 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602032550] [2022-03-03 18:36:19,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:36:19,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-03 18:36:19,593 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:36:19,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-03 18:36:19,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1160, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:36:19,593 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 18:36:27,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:36:27,939 INFO L93 Difference]: Finished difference Result 5173 states and 9989 transitions. [2022-03-03 18:36:27,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:36:27,939 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 18:36:27,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:36:27,945 INFO L225 Difference]: With dead ends: 5173 [2022-03-03 18:36:27,945 INFO L226 Difference]: Without dead ends: 5173 [2022-03-03 18:36:27,945 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1669 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=1310, Invalid=6522, Unknown=0, NotChecked=0, Total=7832 [2022-03-03 18:36:27,945 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 2613 mSDsluCounter, 4893 mSDsCounter, 0 mSdLazyCounter, 4942 mSolverCounterSat, 248 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2613 SdHoareTripleChecker+Valid, 5127 SdHoareTripleChecker+Invalid, 5190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 248 IncrementalHoareTripleChecker+Valid, 4942 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:36:27,945 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2613 Valid, 5127 Invalid, 5190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [248 Valid, 4942 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-03 18:36:27,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5173 states. [2022-03-03 18:36:27,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5173 to 3972. [2022-03-03 18:36:27,981 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 18:36:27,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3972 states to 3972 states and 7604 transitions. [2022-03-03 18:36:27,985 INFO L78 Accepts]: Start accepts. Automaton has 3972 states and 7604 transitions. Word has length 234 [2022-03-03 18:36:27,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:36:27,985 INFO L470 AbstractCegarLoop]: Abstraction has 3972 states and 7604 transitions. [2022-03-03 18:36:27,985 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 18:36:27,986 INFO L276 IsEmpty]: Start isEmpty. Operand 3972 states and 7604 transitions. [2022-03-03 18:36:27,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:36:27,987 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:36:27,987 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:36:27,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-03-03 18:36:27,988 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 18:36:27,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:36:27,988 INFO L85 PathProgramCache]: Analyzing trace with hash -1666752488, now seen corresponding path program 35 times [2022-03-03 18:36:27,988 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:36:27,988 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889722502] [2022-03-03 18:36:27,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:36:27,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:36:28,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:36:29,452 INFO 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 18:36:29,452 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:36:29,452 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889722502] [2022-03-03 18:36:29,453 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889722502] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:36:29,453 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:36:29,453 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-03 18:36:29,453 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293313192] [2022-03-03 18:36:29,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:36:29,453 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-03 18:36:29,453 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:36:29,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-03 18:36:29,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1160, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:36:29,453 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 18:36:37,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:36:37,803 INFO L93 Difference]: Finished difference Result 5013 states and 9677 transitions. [2022-03-03 18:36:37,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-03 18:36:37,803 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 18:36:37,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:36:37,808 INFO L225 Difference]: With dead ends: 5013 [2022-03-03 18:36:37,808 INFO L226 Difference]: Without dead ends: 5013 [2022-03-03 18:36:37,809 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1354 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=1170, Invalid=5636, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:36:37,809 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 2942 mSDsluCounter, 4186 mSDsCounter, 0 mSdLazyCounter, 3989 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2942 SdHoareTripleChecker+Valid, 4416 SdHoareTripleChecker+Invalid, 4259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 3989 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:36:37,809 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2942 Valid, 4416 Invalid, 4259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 3989 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:36:37,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5013 states. [2022-03-03 18:36:37,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5013 to 3928. [2022-03-03 18:36:37,872 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 18:36:37,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 3928 states and 7512 transitions. [2022-03-03 18:36:37,876 INFO L78 Accepts]: Start accepts. Automaton has 3928 states and 7512 transitions. Word has length 234 [2022-03-03 18:36:37,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:36:37,891 INFO L470 AbstractCegarLoop]: Abstraction has 3928 states and 7512 transitions. [2022-03-03 18:36:37,891 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 18:36:37,891 INFO L276 IsEmpty]: Start isEmpty. Operand 3928 states and 7512 transitions. [2022-03-03 18:36:37,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:36:37,893 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:36:37,893 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:36:37,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-03-03 18:36:37,893 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 18:36:37,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:36:37,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1498744556, now seen corresponding path program 36 times [2022-03-03 18:36:37,894 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:36:37,894 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468935805] [2022-03-03 18:36:37,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:36:37,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:36:37,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:36:38,743 INFO 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 18:36:38,744 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:36:38,744 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468935805] [2022-03-03 18:36:38,744 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468935805] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:36:38,744 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:36:38,744 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:36:38,744 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068565935] [2022-03-03 18:36:38,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:36:38,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:36:38,744 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:36:38,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:36:38,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1022, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:36:38,745 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 18:36:42,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:36:42,787 INFO L93 Difference]: Finished difference Result 4645 states and 8941 transitions. [2022-03-03 18:36:42,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:36:42,787 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 18:36:42,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:36:42,792 INFO L225 Difference]: With dead ends: 4645 [2022-03-03 18:36:42,792 INFO L226 Difference]: Without dead ends: 4645 [2022-03-03 18:36:42,792 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 992 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=729, Invalid=4383, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:36:42,793 INFO L933 BasicCegarLoop]: 237 mSDtfsCounter, 1766 mSDsluCounter, 3997 mSDsCounter, 0 mSdLazyCounter, 4139 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1766 SdHoareTripleChecker+Valid, 4229 SdHoareTripleChecker+Invalid, 4274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 4139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:36:42,793 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1766 Valid, 4229 Invalid, 4274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 4139 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:36:42,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4645 states. [2022-03-03 18:36:42,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4645 to 3975. [2022-03-03 18:36:42,829 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 18:36:42,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 3975 states and 7606 transitions. [2022-03-03 18:36:42,833 INFO L78 Accepts]: Start accepts. Automaton has 3975 states and 7606 transitions. Word has length 234 [2022-03-03 18:36:42,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:36:42,833 INFO L470 AbstractCegarLoop]: Abstraction has 3975 states and 7606 transitions. [2022-03-03 18:36:42,833 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 18:36:42,834 INFO L276 IsEmpty]: Start isEmpty. Operand 3975 states and 7606 transitions. [2022-03-03 18:36:42,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:36:42,835 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:36:42,835 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:36:42,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-03-03 18:36:42,836 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 18:36:42,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:36:42,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1614420336, now seen corresponding path program 37 times [2022-03-03 18:36:42,836 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:36:42,836 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900251158] [2022-03-03 18:36:42,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:36:42,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:36:42,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:36:43,826 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 18:36:43,827 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:36:43,827 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900251158] [2022-03-03 18:36:43,827 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900251158] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:36:43,827 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:36:43,827 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:36:43,827 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808524934] [2022-03-03 18:36:43,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:36:43,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:36:43,827 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:36:43,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:36:43,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:36:43,828 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 18:36:48,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:36:48,579 INFO L93 Difference]: Finished difference Result 4654 states and 8958 transitions. [2022-03-03 18:36:48,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:36:48,579 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 18:36:48,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:36:48,584 INFO L225 Difference]: With dead ends: 4654 [2022-03-03 18:36:48,585 INFO L226 Difference]: Without dead ends: 4654 [2022-03-03 18:36:48,585 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1165 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=804, Invalid=5048, Unknown=0, NotChecked=0, Total=5852 [2022-03-03 18:36:48,588 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 2173 mSDsluCounter, 4141 mSDsCounter, 0 mSdLazyCounter, 4821 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2173 SdHoareTripleChecker+Valid, 4378 SdHoareTripleChecker+Invalid, 4986 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 4821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:36:48,588 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2173 Valid, 4378 Invalid, 4986 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 4821 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:36:48,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4654 states. [2022-03-03 18:36:48,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4654 to 3993. [2022-03-03 18:36:48,623 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 18:36:48,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3993 states to 3993 states and 7642 transitions. [2022-03-03 18:36:48,628 INFO L78 Accepts]: Start accepts. Automaton has 3993 states and 7642 transitions. Word has length 234 [2022-03-03 18:36:48,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:36:48,628 INFO L470 AbstractCegarLoop]: Abstraction has 3993 states and 7642 transitions. [2022-03-03 18:36:48,628 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 18:36:48,628 INFO L276 IsEmpty]: Start isEmpty. Operand 3993 states and 7642 transitions. [2022-03-03 18:36:48,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:36:48,630 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:36:48,630 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:36:48,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-03-03 18:36:48,630 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 18:36:48,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:36:48,631 INFO L85 PathProgramCache]: Analyzing trace with hash -1882936788, now seen corresponding path program 38 times [2022-03-03 18:36:48,631 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:36:48,631 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347483272] [2022-03-03 18:36:48,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:36:48,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:36:48,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:36:49,691 INFO 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 18:36:49,692 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:36:49,692 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347483272] [2022-03-03 18:36:49,692 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347483272] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:36:49,692 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:36:49,692 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:36:49,692 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122538119] [2022-03-03 18:36:49,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:36:49,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:36:49,692 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:36:49,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:36:49,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:36:49,692 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 18:36:54,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:36:54,371 INFO L93 Difference]: Finished difference Result 4816 states and 9276 transitions. [2022-03-03 18:36:54,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:36:54,371 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 18:36:54,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:36:54,376 INFO L225 Difference]: With dead ends: 4816 [2022-03-03 18:36:54,376 INFO L226 Difference]: Without dead ends: 4816 [2022-03-03 18:36:54,377 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1349 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=869, Invalid=5611, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:36:54,377 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 2058 mSDsluCounter, 4240 mSDsCounter, 0 mSdLazyCounter, 4679 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2058 SdHoareTripleChecker+Valid, 4487 SdHoareTripleChecker+Invalid, 4872 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 4679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:36:54,377 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2058 Valid, 4487 Invalid, 4872 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 4679 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:36:54,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4816 states. [2022-03-03 18:36:54,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4816 to 4011. [2022-03-03 18:36:54,431 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 18:36:54,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7678 transitions. [2022-03-03 18:36:54,435 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7678 transitions. Word has length 234 [2022-03-03 18:36:54,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:36:54,435 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7678 transitions. [2022-03-03 18:36:54,435 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 18:36:54,435 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7678 transitions. [2022-03-03 18:36:54,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:36:54,437 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:36:54,437 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:36:54,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-03-03 18:36:54,437 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 18:36:54,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:36:54,438 INFO L85 PathProgramCache]: Analyzing trace with hash 783982826, now seen corresponding path program 39 times [2022-03-03 18:36:54,438 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:36:54,438 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563069835] [2022-03-03 18:36:54,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:36:54,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:36:54,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:36:55,268 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:36:55,268 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:36:55,268 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563069835] [2022-03-03 18:36:55,268 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563069835] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:36:55,268 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:36:55,269 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:36:55,269 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474934298] [2022-03-03 18:36:55,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:36:55,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:36:55,269 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:36:55,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:36:55,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:36:55,269 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 18:37:00,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:37:00,832 INFO L93 Difference]: Finished difference Result 4735 states and 9120 transitions. [2022-03-03 18:37:00,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:37:00,833 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:37:00,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:37:00,839 INFO L225 Difference]: With dead ends: 4735 [2022-03-03 18:37:00,839 INFO L226 Difference]: Without dead ends: 4735 [2022-03-03 18:37:00,840 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1346 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=870, Invalid=5610, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:37:00,840 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 1885 mSDsluCounter, 4157 mSDsCounter, 0 mSdLazyCounter, 4644 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1885 SdHoareTripleChecker+Valid, 4404 SdHoareTripleChecker+Invalid, 4812 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 4644 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:37:00,840 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1885 Valid, 4404 Invalid, 4812 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 4644 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:37:00,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4735 states. [2022-03-03 18:37:00,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4735 to 4011. [2022-03-03 18:37:00,883 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 18:37:00,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7678 transitions. [2022-03-03 18:37:00,888 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7678 transitions. Word has length 234 [2022-03-03 18:37:00,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:37:00,889 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7678 transitions. [2022-03-03 18:37:00,889 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 18:37:00,889 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7678 transitions. [2022-03-03 18:37:00,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:37:00,891 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:37:00,891 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:37:00,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-03-03 18:37:00,891 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 18:37:00,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:37:00,892 INFO L85 PathProgramCache]: Analyzing trace with hash 828978736, now seen corresponding path program 40 times [2022-03-03 18:37:00,892 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:37:00,892 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036942460] [2022-03-03 18:37:00,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:37:00,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:37:00,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:37:01,772 INFO 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 18:37:01,772 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:37:01,772 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036942460] [2022-03-03 18:37:01,772 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036942460] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:37:01,772 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:37:01,772 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:37:01,772 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372167656] [2022-03-03 18:37:01,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:37:01,772 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:37:01,773 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:37:01,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:37:01,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:37:01,773 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 18:37:07,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:37:07,094 INFO L93 Difference]: Finished difference Result 4897 states and 9435 transitions. [2022-03-03 18:37:07,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:37:07,094 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 18:37:07,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:37:07,100 INFO L225 Difference]: With dead ends: 4897 [2022-03-03 18:37:07,100 INFO L226 Difference]: Without dead ends: 4897 [2022-03-03 18:37:07,100 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1493 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=936, Invalid=6036, Unknown=0, NotChecked=0, Total=6972 [2022-03-03 18:37:07,100 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 1948 mSDsluCounter, 4708 mSDsCounter, 0 mSdLazyCounter, 5340 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1948 SdHoareTripleChecker+Valid, 4962 SdHoareTripleChecker+Invalid, 5516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 5340 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:37:07,101 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1948 Valid, 4962 Invalid, 5516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 5340 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:37:07,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4897 states. [2022-03-03 18:37:07,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4897 to 4029. [2022-03-03 18:37:07,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4029 states, 4012 states have (on average 1.9227318045862414) internal successors, (7714), 4028 states have internal predecessors, (7714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:07,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 7714 transitions. [2022-03-03 18:37:07,160 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 7714 transitions. Word has length 234 [2022-03-03 18:37:07,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:37:07,160 INFO L470 AbstractCegarLoop]: Abstraction has 4029 states and 7714 transitions. [2022-03-03 18:37:07,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:07,160 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 7714 transitions. [2022-03-03 18:37:07,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:37:07,162 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:37:07,162 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:37:07,162 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-03-03 18:37:07,162 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:37:07,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:37:07,163 INFO L85 PathProgramCache]: Analyzing trace with hash 2124250802, now seen corresponding path program 41 times [2022-03-03 18:37:07,163 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:37:07,163 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391047170] [2022-03-03 18:37:07,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:37:07,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:37:07,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:37:08,190 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:37:08,190 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:37:08,190 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391047170] [2022-03-03 18:37:08,190 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391047170] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:37:08,190 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:37:08,190 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:37:08,190 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799014987] [2022-03-03 18:37:08,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:37:08,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:37:08,190 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:37:08,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:37:08,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:37:08,191 INFO L87 Difference]: Start difference. First operand 4029 states and 7714 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:14,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:37:14,336 INFO L93 Difference]: Finished difference Result 4840 states and 9326 transitions. [2022-03-03 18:37:14,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:37:14,336 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 18:37:14,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:37:14,342 INFO L225 Difference]: With dead ends: 4840 [2022-03-03 18:37:14,342 INFO L226 Difference]: Without dead ends: 4840 [2022-03-03 18:37:14,342 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1492 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=929, Invalid=6043, Unknown=0, NotChecked=0, Total=6972 [2022-03-03 18:37:14,343 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 2135 mSDsluCounter, 4773 mSDsCounter, 0 mSdLazyCounter, 5601 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2135 SdHoareTripleChecker+Valid, 5022 SdHoareTripleChecker+Invalid, 5791 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 5601 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:37:14,343 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2135 Valid, 5022 Invalid, 5791 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 5601 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-03 18:37:14,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4840 states. [2022-03-03 18:37:14,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4840 to 4035. [2022-03-03 18:37:14,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4035 states, 4018 states have (on average 1.92284718765555) internal successors, (7726), 4034 states have internal predecessors, (7726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:14,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4035 states to 4035 states and 7726 transitions. [2022-03-03 18:37:14,392 INFO L78 Accepts]: Start accepts. Automaton has 4035 states and 7726 transitions. Word has length 234 [2022-03-03 18:37:14,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:37:14,393 INFO L470 AbstractCegarLoop]: Abstraction has 4035 states and 7726 transitions. [2022-03-03 18:37:14,393 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 18:37:14,393 INFO L276 IsEmpty]: Start isEmpty. Operand 4035 states and 7726 transitions. [2022-03-03 18:37:14,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:37:14,395 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:37:14,395 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:37:14,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-03-03 18:37:14,395 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:37:14,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:37:14,395 INFO L85 PathProgramCache]: Analyzing trace with hash 496203120, now seen corresponding path program 42 times [2022-03-03 18:37:14,395 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:37:14,395 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744492384] [2022-03-03 18:37:14,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:37:14,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:37:14,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:37:15,183 INFO 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 18:37:15,183 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:37:15,183 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744492384] [2022-03-03 18:37:15,183 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744492384] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:37:15,183 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:37:15,183 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:37:15,183 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270839057] [2022-03-03 18:37:15,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:37:15,184 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:37:15,184 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:37:15,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:37:15,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:37:15,184 INFO L87 Difference]: Start difference. First operand 4035 states and 7726 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:19,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:37:19,330 INFO L93 Difference]: Finished difference Result 4761 states and 9172 transitions. [2022-03-03 18:37:19,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-03 18:37:19,331 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:37:19,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:37:19,335 INFO L225 Difference]: With dead ends: 4761 [2022-03-03 18:37:19,336 INFO L226 Difference]: Without dead ends: 4761 [2022-03-03 18:37:19,336 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1370 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=886, Invalid=5594, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:37:19,336 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 1912 mSDsluCounter, 4333 mSDsCounter, 0 mSdLazyCounter, 4806 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1912 SdHoareTripleChecker+Valid, 4579 SdHoareTripleChecker+Invalid, 4970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 4806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:37:19,336 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1912 Valid, 4579 Invalid, 4970 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 4806 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:37:19,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4761 states. [2022-03-03 18:37:19,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4761 to 4029. [2022-03-03 18:37:19,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4029 states, 4012 states have (on average 1.9227318045862414) internal successors, (7714), 4028 states have internal predecessors, (7714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:19,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 7714 transitions. [2022-03-03 18:37:19,417 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 7714 transitions. Word has length 234 [2022-03-03 18:37:19,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:37:19,417 INFO L470 AbstractCegarLoop]: Abstraction has 4029 states and 7714 transitions. [2022-03-03 18:37:19,417 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 18:37:19,417 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 7714 transitions. [2022-03-03 18:37:19,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:37:19,419 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:37:19,419 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:37:19,419 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-03-03 18:37:19,419 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:37:19,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:37:19,420 INFO L85 PathProgramCache]: Analyzing trace with hash -929943860, now seen corresponding path program 43 times [2022-03-03 18:37:19,420 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:37:19,420 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895275872] [2022-03-03 18:37:19,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:37:19,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:37:19,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:37:20,540 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:37:20,540 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:37:20,540 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895275872] [2022-03-03 18:37:20,540 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1895275872] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:37:20,540 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:37:20,540 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:37:20,540 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55838985] [2022-03-03 18:37:20,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:37:20,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:37:20,540 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:37:20,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:37:20,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:37:20,541 INFO L87 Difference]: Start difference. First operand 4029 states and 7714 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:27,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:37:27,060 INFO L93 Difference]: Finished difference Result 5365 states and 10354 transitions. [2022-03-03 18:37:27,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:37:27,060 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:37:27,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:37:27,066 INFO L225 Difference]: With dead ends: 5365 [2022-03-03 18:37:27,066 INFO L226 Difference]: Without dead ends: 5365 [2022-03-03 18:37:27,067 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1765 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1066, Invalid=6766, Unknown=0, NotChecked=0, Total=7832 [2022-03-03 18:37:27,067 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 2312 mSDsluCounter, 5169 mSDsCounter, 0 mSdLazyCounter, 5383 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2312 SdHoareTripleChecker+Valid, 5464 SdHoareTripleChecker+Invalid, 5581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 5383 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:37:27,067 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2312 Valid, 5464 Invalid, 5581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 5383 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-03 18:37:27,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5365 states. [2022-03-03 18:37:27,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5365 to 4059. [2022-03-03 18:37:27,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4059 states, 4042 states have (on average 1.9233052944087086) internal successors, (7774), 4058 states have internal predecessors, (7774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:27,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4059 states to 4059 states and 7774 transitions. [2022-03-03 18:37:27,118 INFO L78 Accepts]: Start accepts. Automaton has 4059 states and 7774 transitions. Word has length 234 [2022-03-03 18:37:27,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:37:27,119 INFO L470 AbstractCegarLoop]: Abstraction has 4059 states and 7774 transitions. [2022-03-03 18:37:27,119 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 18:37:27,119 INFO L276 IsEmpty]: Start isEmpty. Operand 4059 states and 7774 transitions. [2022-03-03 18:37:27,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:37:27,121 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:37:27,121 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:37:27,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-03-03 18:37:27,121 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:37:27,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:37:27,122 INFO L85 PathProgramCache]: Analyzing trace with hash 365328206, now seen corresponding path program 44 times [2022-03-03 18:37:27,122 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:37:27,122 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377671025] [2022-03-03 18:37:27,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:37:27,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:37:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:37:28,257 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 18:37:28,258 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:37:28,258 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377671025] [2022-03-03 18:37:28,258 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377671025] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:37:28,258 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:37:28,258 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:37:28,258 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758726916] [2022-03-03 18:37:28,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:37:28,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:37:28,258 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:37:28,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:37:28,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:37:28,259 INFO L87 Difference]: Start difference. First operand 4059 states and 7774 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:34,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:37:34,967 INFO L93 Difference]: Finished difference Result 5327 states and 10280 transitions. [2022-03-03 18:37:34,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:37:34,968 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 18:37:34,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:37:34,974 INFO L225 Difference]: With dead ends: 5327 [2022-03-03 18:37:34,974 INFO L226 Difference]: Without dead ends: 5327 [2022-03-03 18:37:34,975 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1650 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=1022, Invalid=6460, Unknown=0, NotChecked=0, Total=7482 [2022-03-03 18:37:34,975 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 2458 mSDsluCounter, 5238 mSDsCounter, 0 mSdLazyCounter, 5583 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2458 SdHoareTripleChecker+Valid, 5528 SdHoareTripleChecker+Invalid, 5775 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 5583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:37:34,975 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2458 Valid, 5528 Invalid, 5775 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 5583 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-03 18:37:34,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5327 states. [2022-03-03 18:37:35,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5327 to 4065. [2022-03-03 18:37:35,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4065 states, 4048 states have (on average 1.9234189723320159) internal successors, (7786), 4064 states have internal predecessors, (7786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:35,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 4065 states and 7786 transitions. [2022-03-03 18:37:35,047 INFO L78 Accepts]: Start accepts. Automaton has 4065 states and 7786 transitions. Word has length 234 [2022-03-03 18:37:35,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:37:35,048 INFO L470 AbstractCegarLoop]: Abstraction has 4065 states and 7786 transitions. [2022-03-03 18:37:35,048 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 18:37:35,048 INFO L276 IsEmpty]: Start isEmpty. Operand 4065 states and 7786 transitions. [2022-03-03 18:37:35,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:37:35,050 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:37:35,050 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:37:35,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-03-03 18:37:35,050 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:37:35,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:37:35,051 INFO L85 PathProgramCache]: Analyzing trace with hash -1262719476, now seen corresponding path program 45 times [2022-03-03 18:37:35,051 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:37:35,051 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11937266] [2022-03-03 18:37:35,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:37:35,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:37:35,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:37:35,924 INFO 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 18:37:35,924 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:37:35,924 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11937266] [2022-03-03 18:37:35,924 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11937266] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:37:35,924 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:37:35,924 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:37:35,924 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097399279] [2022-03-03 18:37:35,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:37:35,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:37:35,925 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:37:35,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:37:35,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:37:35,925 INFO L87 Difference]: Start difference. First operand 4065 states and 7786 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:43,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:37:43,021 INFO L93 Difference]: Finished difference Result 5251 states and 10132 transitions. [2022-03-03 18:37:43,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:37:43,021 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 18:37:43,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:37:43,027 INFO L225 Difference]: With dead ends: 5251 [2022-03-03 18:37:43,027 INFO L226 Difference]: Without dead ends: 5251 [2022-03-03 18:37:43,027 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1541 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=989, Invalid=6151, Unknown=0, NotChecked=0, Total=7140 [2022-03-03 18:37:43,027 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 2058 mSDsluCounter, 6337 mSDsCounter, 0 mSdLazyCounter, 6584 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2058 SdHoareTripleChecker+Valid, 6623 SdHoareTripleChecker+Invalid, 6741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 6584 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:37:43,027 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2058 Valid, 6623 Invalid, 6741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 6584 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-03 18:37:43,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5251 states. [2022-03-03 18:37:43,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5251 to 4053. [2022-03-03 18:37:43,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4053 states, 4036 states have (on average 1.923191278493558) internal successors, (7762), 4052 states have internal predecessors, (7762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:43,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4053 states to 4053 states and 7762 transitions. [2022-03-03 18:37:43,077 INFO L78 Accepts]: Start accepts. Automaton has 4053 states and 7762 transitions. Word has length 234 [2022-03-03 18:37:43,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:37:43,077 INFO L470 AbstractCegarLoop]: Abstraction has 4053 states and 7762 transitions. [2022-03-03 18:37:43,077 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 18:37:43,077 INFO L276 IsEmpty]: Start isEmpty. Operand 4053 states and 7762 transitions. [2022-03-03 18:37:43,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:37:43,079 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:37:43,079 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:37:43,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-03-03 18:37:43,079 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:37:43,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:37:43,080 INFO L85 PathProgramCache]: Analyzing trace with hash 1964389164, now seen corresponding path program 46 times [2022-03-03 18:37:43,080 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:37:43,080 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654323552] [2022-03-03 18:37:43,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:37:43,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:37:43,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:37:43,933 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:37:43,933 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:37:43,933 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654323552] [2022-03-03 18:37:43,933 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654323552] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:37:43,934 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:37:43,934 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:37:43,934 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072624824] [2022-03-03 18:37:43,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:37:43,934 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:37:43,934 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:37:43,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:37:43,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1090, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:37:43,934 INFO L87 Difference]: Start difference. First operand 4053 states and 7762 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:51,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:37:51,912 INFO L93 Difference]: Finished difference Result 6726 states and 12979 transitions. [2022-03-03 18:37:51,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-03 18:37:51,913 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 18:37:51,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:37:51,920 INFO L225 Difference]: With dead ends: 6726 [2022-03-03 18:37:51,921 INFO L226 Difference]: Without dead ends: 6726 [2022-03-03 18:37:51,921 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2396 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=1430, Invalid=8470, Unknown=0, NotChecked=0, Total=9900 [2022-03-03 18:37:51,921 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 2718 mSDsluCounter, 6507 mSDsCounter, 0 mSdLazyCounter, 5911 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2718 SdHoareTripleChecker+Valid, 6849 SdHoareTripleChecker+Invalid, 6086 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 5911 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:37:51,922 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2718 Valid, 6849 Invalid, 6086 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 5911 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-03 18:37:51,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6726 states. [2022-03-03 18:37:51,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6726 to 4088. [2022-03-03 18:37:51,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4088 states, 4071 states have (on average 1.9238516335052813) internal successors, (7832), 4087 states have internal predecessors, (7832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:37:51,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 4088 states and 7832 transitions. [2022-03-03 18:37:51,970 INFO L78 Accepts]: Start accepts. Automaton has 4088 states and 7832 transitions. Word has length 234 [2022-03-03 18:37:51,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:37:51,970 INFO L470 AbstractCegarLoop]: Abstraction has 4088 states and 7832 transitions. [2022-03-03 18:37:51,970 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 18:37:51,970 INFO L276 IsEmpty]: Start isEmpty. Operand 4088 states and 7832 transitions. [2022-03-03 18:37:51,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:37:51,972 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:37:51,972 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:37:51,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-03-03 18:37:51,972 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:37:51,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:37:51,972 INFO L85 PathProgramCache]: Analyzing trace with hash -2139103159, now seen corresponding path program 22 times [2022-03-03 18:37:51,972 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:37:51,972 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066212321] [2022-03-03 18:37:51,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:37:51,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:37:52,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:37:53,014 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 18:37:53,015 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:37:53,015 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066212321] [2022-03-03 18:37:53,015 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066212321] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:37:53,015 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:37:53,015 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:37:53,015 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119100182] [2022-03-03 18:37:53,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:37:53,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:37:53,015 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:37:53,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:37:53,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1090, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:37:53,016 INFO L87 Difference]: Start difference. First operand 4088 states and 7832 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:02,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:38:02,986 INFO L93 Difference]: Finished difference Result 7129 states and 13702 transitions. [2022-03-03 18:38:02,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-03 18:38:02,986 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 18:38:02,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:38:02,994 INFO L225 Difference]: With dead ends: 7129 [2022-03-03 18:38:03,006 INFO L226 Difference]: Without dead ends: 7129 [2022-03-03 18:38:03,006 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2181 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=1553, Invalid=7953, Unknown=0, NotChecked=0, Total=9506 [2022-03-03 18:38:03,006 INFO L933 BasicCegarLoop]: 403 mSDtfsCounter, 2922 mSDsluCounter, 6790 mSDsCounter, 0 mSdLazyCounter, 7799 mSolverCounterSat, 326 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2922 SdHoareTripleChecker+Valid, 7188 SdHoareTripleChecker+Invalid, 8125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 326 IncrementalHoareTripleChecker+Valid, 7799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:38:03,007 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2922 Valid, 7188 Invalid, 8125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [326 Valid, 7799 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-03-03 18:38:03,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7129 states. [2022-03-03 18:38:03,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7129 to 4028. [2022-03-03 18:38:03,062 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 18:38:03,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 4028 states and 7716 transitions. [2022-03-03 18:38:03,068 INFO L78 Accepts]: Start accepts. Automaton has 4028 states and 7716 transitions. Word has length 234 [2022-03-03 18:38:03,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:38:03,068 INFO L470 AbstractCegarLoop]: Abstraction has 4028 states and 7716 transitions. [2022-03-03 18:38:03,068 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 18:38:03,068 INFO L276 IsEmpty]: Start isEmpty. Operand 4028 states and 7716 transitions. [2022-03-03 18:38:03,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:38:03,070 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:38:03,070 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, 1, 1, 1, 1] [2022-03-03 18:38:03,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-03-03 18:38:03,071 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:38:03,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:38:03,071 INFO L85 PathProgramCache]: Analyzing trace with hash -773323634, now seen corresponding path program 47 times [2022-03-03 18:38:03,071 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:38:03,071 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669500524] [2022-03-03 18:38:03,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:38:03,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:38:03,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:38:04,027 INFO 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 18:38:04,027 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:38:04,027 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669500524] [2022-03-03 18:38:04,028 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669500524] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:38:04,028 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:38:04,028 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:38:04,028 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894043885] [2022-03-03 18:38:04,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:38:04,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:38:04,028 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:38:04,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:38:04,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1089, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:38:04,028 INFO L87 Difference]: Start difference. First operand 4028 states and 7716 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:09,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:38:09,883 INFO L93 Difference]: Finished difference Result 5756 states and 11166 transitions. [2022-03-03 18:38:09,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:38:09,883 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 18:38:09,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:38:09,890 INFO L225 Difference]: With dead ends: 5756 [2022-03-03 18:38:09,891 INFO L226 Difference]: Without dead ends: 5756 [2022-03-03 18:38:09,891 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1167 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=952, Invalid=4900, Unknown=0, NotChecked=0, Total=5852 [2022-03-03 18:38:09,891 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2699 mSDsluCounter, 3629 mSDsCounter, 0 mSdLazyCounter, 3374 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2699 SdHoareTripleChecker+Valid, 3862 SdHoareTripleChecker+Invalid, 3580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 3374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:38:09,891 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2699 Valid, 3862 Invalid, 3580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 3374 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:38:09,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5756 states. [2022-03-03 18:38:09,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5756 to 4022. [2022-03-03 18:38:09,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4022 states, 4005 states have (on average 1.9235955056179774) internal successors, (7704), 4021 states have internal predecessors, (7704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:09,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 4022 states and 7704 transitions. [2022-03-03 18:38:09,945 INFO L78 Accepts]: Start accepts. Automaton has 4022 states and 7704 transitions. Word has length 234 [2022-03-03 18:38:09,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:38:09,946 INFO L470 AbstractCegarLoop]: Abstraction has 4022 states and 7704 transitions. [2022-03-03 18:38:09,946 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 18:38:09,946 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 7704 transitions. [2022-03-03 18:38:09,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:38:09,948 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:38:09,948 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:38:09,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-03-03 18:38:09,948 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:38:09,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:38:09,948 INFO L85 PathProgramCache]: Analyzing trace with hash -657647854, now seen corresponding path program 48 times [2022-03-03 18:38:09,948 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:38:09,948 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458292228] [2022-03-03 18:38:09,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:38:09,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:38:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:38:11,045 INFO 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 18:38:11,046 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:38:11,046 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458292228] [2022-03-03 18:38:11,046 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458292228] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:38:11,046 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:38:11,046 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:38:11,046 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983651817] [2022-03-03 18:38:11,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:38:11,046 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:38:11,046 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:38:11,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:38:11,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:38:11,047 INFO L87 Difference]: Start difference. First operand 4022 states and 7704 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:17,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:38:17,993 INFO L93 Difference]: Finished difference Result 5802 states and 11256 transitions. [2022-03-03 18:38:17,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:38:17,993 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 18:38:17,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:38:18,000 INFO L225 Difference]: With dead ends: 5802 [2022-03-03 18:38:18,000 INFO L226 Difference]: Without dead ends: 5802 [2022-03-03 18:38:18,000 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1422 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=1110, Invalid=5696, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:38:18,001 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 2728 mSDsluCounter, 4191 mSDsCounter, 0 mSdLazyCounter, 4622 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2728 SdHoareTripleChecker+Valid, 4432 SdHoareTripleChecker+Invalid, 4846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 4622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:38:18,001 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2728 Valid, 4432 Invalid, 4846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 4622 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:38:18,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5802 states. [2022-03-03 18:38:18,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5802 to 4016. [2022-03-03 18:38:18,044 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 18:38:18,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 4016 states and 7692 transitions. [2022-03-03 18:38:18,049 INFO L78 Accepts]: Start accepts. Automaton has 4016 states and 7692 transitions. Word has length 234 [2022-03-03 18:38:18,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:38:18,050 INFO L470 AbstractCegarLoop]: Abstraction has 4016 states and 7692 transitions. [2022-03-03 18:38:18,050 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 18:38:18,050 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 7692 transitions. [2022-03-03 18:38:18,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:38:18,052 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:38:18,052 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:38:18,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-03-03 18:38:18,052 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:38:18,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:38:18,052 INFO L85 PathProgramCache]: Analyzing trace with hash 139962318, now seen corresponding path program 49 times [2022-03-03 18:38:18,052 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:38:18,052 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154231044] [2022-03-03 18:38:18,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:38:18,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:38:18,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:38:19,228 INFO 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 18:38:19,228 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:38:19,228 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154231044] [2022-03-03 18:38:19,228 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154231044] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:38:19,228 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:38:19,228 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:38:19,228 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987693420] [2022-03-03 18:38:19,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:38:19,229 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:38:19,229 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:38:19,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:38:19,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:38:19,229 INFO L87 Difference]: Start difference. First operand 4016 states and 7692 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:27,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:38:27,197 INFO L93 Difference]: Finished difference Result 5921 states and 11487 transitions. [2022-03-03 18:38:27,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:38:27,198 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 18:38:27,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:38:27,205 INFO L225 Difference]: With dead ends: 5921 [2022-03-03 18:38:27,205 INFO L226 Difference]: Without dead ends: 5921 [2022-03-03 18:38:27,206 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1619 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=1221, Invalid=6261, Unknown=0, NotChecked=0, Total=7482 [2022-03-03 18:38:27,206 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 2552 mSDsluCounter, 4998 mSDsCounter, 0 mSdLazyCounter, 5661 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2552 SdHoareTripleChecker+Valid, 5246 SdHoareTripleChecker+Invalid, 5888 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 5661 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:38:27,206 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2552 Valid, 5246 Invalid, 5888 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 5661 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-03 18:38:27,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5921 states. [2022-03-03 18:38:27,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5921 to 4022. [2022-03-03 18:38:27,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4022 states, 4005 states have (on average 1.9235955056179774) internal successors, (7704), 4021 states have internal predecessors, (7704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:27,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 4022 states and 7704 transitions. [2022-03-03 18:38:27,281 INFO L78 Accepts]: Start accepts. Automaton has 4022 states and 7704 transitions. Word has length 234 [2022-03-03 18:38:27,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:38:27,281 INFO L470 AbstractCegarLoop]: Abstraction has 4022 states and 7704 transitions. [2022-03-03 18:38:27,281 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 18:38:27,281 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 7704 transitions. [2022-03-03 18:38:27,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:38:27,283 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:38:27,283 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:38:27,283 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-03-03 18:38:27,283 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:38:27,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:38:27,283 INFO L85 PathProgramCache]: Analyzing trace with hash -1488085364, now seen corresponding path program 50 times [2022-03-03 18:38:27,283 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:38:27,283 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503458290] [2022-03-03 18:38:27,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:38:27,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:38:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:38:28,718 INFO 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 18:38:28,718 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:38:28,718 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503458290] [2022-03-03 18:38:28,719 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503458290] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:38:28,719 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:38:28,719 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:38:28,719 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829970870] [2022-03-03 18:38:28,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:38:28,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:38:28,719 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:38:28,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:38:28,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:38:28,720 INFO L87 Difference]: Start difference. First operand 4022 states and 7704 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:36,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:38:36,145 INFO L93 Difference]: Finished difference Result 5765 states and 11183 transitions. [2022-03-03 18:38:36,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:38:36,146 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 18:38:36,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:38:36,151 INFO L225 Difference]: With dead ends: 5765 [2022-03-03 18:38:36,152 INFO L226 Difference]: Without dead ends: 5765 [2022-03-03 18:38:36,152 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1405 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=1245, Invalid=5561, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:38:36,152 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 2762 mSDsluCounter, 4077 mSDsCounter, 0 mSdLazyCounter, 4070 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2762 SdHoareTripleChecker+Valid, 4321 SdHoareTripleChecker+Invalid, 4313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 4070 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:38:36,152 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2762 Valid, 4321 Invalid, 4313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 4070 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:38:36,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5765 states. [2022-03-03 18:38:36,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5765 to 4010. [2022-03-03 18:38:36,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4010 states, 3993 states have (on average 1.923365890308039) internal successors, (7680), 4009 states have internal predecessors, (7680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:36,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 4010 states and 7680 transitions. [2022-03-03 18:38:36,192 INFO L78 Accepts]: Start accepts. Automaton has 4010 states and 7680 transitions. Word has length 234 [2022-03-03 18:38:36,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:38:36,192 INFO L470 AbstractCegarLoop]: Abstraction has 4010 states and 7680 transitions. [2022-03-03 18:38:36,192 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 18:38:36,192 INFO L276 IsEmpty]: Start isEmpty. Operand 4010 states and 7680 transitions. [2022-03-03 18:38:36,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:38:36,194 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:38:36,194 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:38:36,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-03-03 18:38:36,194 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:38:36,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:38:36,194 INFO L85 PathProgramCache]: Analyzing trace with hash -1443089454, now seen corresponding path program 51 times [2022-03-03 18:38:36,194 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:38:36,194 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107545299] [2022-03-03 18:38:36,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:38:36,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:38:36,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:38:37,243 INFO 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 18:38:37,243 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:38:37,243 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107545299] [2022-03-03 18:38:37,243 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107545299] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:38:37,243 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:38:37,243 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-03 18:38:37,243 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370645550] [2022-03-03 18:38:37,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:38:37,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-03 18:38:37,244 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:38:37,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-03 18:38:37,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=1158, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:38:37,244 INFO L87 Difference]: Start difference. First operand 4010 states and 7680 transitions. Second operand has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:45,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:38:45,172 INFO L93 Difference]: Finished difference Result 5881 states and 11400 transitions. [2022-03-03 18:38:45,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:38:45,172 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 18:38:45,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:38:45,178 INFO L225 Difference]: With dead ends: 5881 [2022-03-03 18:38:45,178 INFO L226 Difference]: Without dead ends: 5881 [2022-03-03 18:38:45,178 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1684 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=1414, Invalid=6418, Unknown=0, NotChecked=0, Total=7832 [2022-03-03 18:38:45,178 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 3052 mSDsluCounter, 5167 mSDsCounter, 0 mSdLazyCounter, 5588 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3052 SdHoareTripleChecker+Valid, 5417 SdHoareTripleChecker+Invalid, 5877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 5588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:38:45,178 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3052 Valid, 5417 Invalid, 5877 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 5588 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-03 18:38:45,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5881 states. [2022-03-03 18:38:45,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5881 to 4001. [2022-03-03 18:38:45,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4001 states, 3984 states have (on average 1.9231927710843373) internal successors, (7662), 4000 states have internal predecessors, (7662), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:38:45,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 4001 states and 7662 transitions. [2022-03-03 18:38:45,217 INFO L78 Accepts]: Start accepts. Automaton has 4001 states and 7662 transitions. Word has length 234 [2022-03-03 18:38:45,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:38:45,217 INFO L470 AbstractCegarLoop]: Abstraction has 4001 states and 7662 transitions. [2022-03-03 18:38:45,217 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 18:38:45,217 INFO L276 IsEmpty]: Start isEmpty. Operand 4001 states and 7662 transitions. [2022-03-03 18:38:45,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:38:45,219 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:38:45,219 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:38:45,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-03-03 18:38:45,219 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:38:45,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:38:45,220 INFO L85 PathProgramCache]: Analyzing trace with hash -147817388, now seen corresponding path program 52 times [2022-03-03 18:38:45,220 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:38:45,220 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401906137] [2022-03-03 18:38:45,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:38:45,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:38:45,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:38:46,431 INFO 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 18:38:46,431 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:38:46,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401906137] [2022-03-03 18:38:46,432 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401906137] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:38:46,432 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:38:46,432 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-03 18:38:46,432 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465593749] [2022-03-03 18:38:46,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:38:46,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-03 18:38:46,432 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:38:46,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-03 18:38:46,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1138, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:38:46,433 INFO L87 Difference]: Start difference. First operand 4001 states and 7662 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 18:38:53,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:38:53,247 INFO L93 Difference]: Finished difference Result 5905 states and 11451 transitions. [2022-03-03 18:38:53,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:38:53,247 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 18:38:53,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:38:53,254 INFO L225 Difference]: With dead ends: 5905 [2022-03-03 18:38:53,254 INFO L226 Difference]: Without dead ends: 5905 [2022-03-03 18:38:53,255 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1957 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=1351, Invalid=6839, Unknown=0, NotChecked=0, Total=8190 [2022-03-03 18:38:53,255 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 2533 mSDsluCounter, 4388 mSDsCounter, 0 mSdLazyCounter, 5006 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2533 SdHoareTripleChecker+Valid, 4638 SdHoareTripleChecker+Invalid, 5242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 5006 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:38:53,255 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2533 Valid, 4638 Invalid, 5242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 5006 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:38:53,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5905 states. [2022-03-03 18:38:53,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5905 to 3992. [2022-03-03 18:38:53,305 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 18:38:53,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 3992 states and 7644 transitions. [2022-03-03 18:38:53,310 INFO L78 Accepts]: Start accepts. Automaton has 3992 states and 7644 transitions. Word has length 234 [2022-03-03 18:38:53,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:38:53,310 INFO L470 AbstractCegarLoop]: Abstraction has 3992 states and 7644 transitions. [2022-03-03 18:38:53,310 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 18:38:53,310 INFO L276 IsEmpty]: Start isEmpty. Operand 3992 states and 7644 transitions. [2022-03-03 18:38:53,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:38:53,312 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:38:53,313 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:38:53,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-03-03 18:38:53,313 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:38:53,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:38:53,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1775865070, now seen corresponding path program 53 times [2022-03-03 18:38:53,313 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:38:53,313 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280176793] [2022-03-03 18:38:53,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:38:53,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:38:53,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:38:54,159 INFO 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 18:38:54,159 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:38:54,159 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280176793] [2022-03-03 18:38:54,159 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280176793] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:38:54,159 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:38:54,159 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:38:54,159 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966523899] [2022-03-03 18:38:54,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:38:54,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:38:54,160 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:38:54,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:38:54,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=1072, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:38:54,160 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 18:39:01,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:39:01,181 INFO L93 Difference]: Finished difference Result 5787 states and 11222 transitions. [2022-03-03 18:39:01,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:39:01,181 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:39:01,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:39:01,188 INFO L225 Difference]: With dead ends: 5787 [2022-03-03 18:39:01,188 INFO L226 Difference]: Without dead ends: 5787 [2022-03-03 18:39:01,188 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1754 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=1262, Invalid=6220, Unknown=0, NotChecked=0, Total=7482 [2022-03-03 18:39:01,188 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 2249 mSDsluCounter, 4677 mSDsCounter, 0 mSdLazyCounter, 5014 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2249 SdHoareTripleChecker+Valid, 4924 SdHoareTripleChecker+Invalid, 5220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 5014 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:39:01,188 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2249 Valid, 4924 Invalid, 5220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 5014 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:39:01,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5787 states. [2022-03-03 18:39:01,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5787 to 3928. [2022-03-03 18:39:01,233 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 18:39:01,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 3928 states and 7512 transitions. [2022-03-03 18:39:01,238 INFO L78 Accepts]: Start accepts. Automaton has 3928 states and 7512 transitions. Word has length 234 [2022-03-03 18:39:01,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:39:01,238 INFO L470 AbstractCegarLoop]: Abstraction has 3928 states and 7512 transitions. [2022-03-03 18:39:01,238 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 18:39:01,238 INFO L276 IsEmpty]: Start isEmpty. Operand 3928 states and 7512 transitions. [2022-03-03 18:39:01,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:39:01,240 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:39:01,240 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:39:01,240 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-03-03 18:39:01,240 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:39:01,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:39:01,240 INFO L85 PathProgramCache]: Analyzing trace with hash -180286736, now seen corresponding path program 54 times [2022-03-03 18:39:01,240 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:39:01,240 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539494947] [2022-03-03 18:39:01,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:39:01,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:39:01,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:39:02,120 INFO 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 18:39:02,120 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:39:02,120 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539494947] [2022-03-03 18:39:02,120 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539494947] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:39:02,120 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:39:02,120 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:39:02,120 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193242315] [2022-03-03 18:39:02,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:39:02,120 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:39:02,120 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:39:02,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:39:02,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1027, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:39:02,121 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 18:39:07,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:39:07,189 INFO L93 Difference]: Finished difference Result 4749 states and 9122 transitions. [2022-03-03 18:39:07,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:39:07,189 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 18:39:07,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:39:07,194 INFO L225 Difference]: With dead ends: 4749 [2022-03-03 18:39:07,194 INFO L226 Difference]: Without dead ends: 4749 [2022-03-03 18:39:07,195 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1593 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=957, Invalid=6015, Unknown=0, NotChecked=0, Total=6972 [2022-03-03 18:39:07,195 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 1831 mSDsluCounter, 5072 mSDsCounter, 0 mSdLazyCounter, 4796 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1831 SdHoareTripleChecker+Valid, 5350 SdHoareTripleChecker+Invalid, 4964 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 4796 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:39:07,195 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1831 Valid, 5350 Invalid, 4964 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 4796 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:39:07,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4749 states. [2022-03-03 18:39:07,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4749 to 3999. [2022-03-03 18:39:07,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3999 states, 3982 states have (on average 1.922149673530889) internal successors, (7654), 3998 states have internal predecessors, (7654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:39:07,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 3999 states and 7654 transitions. [2022-03-03 18:39:07,230 INFO L78 Accepts]: Start accepts. Automaton has 3999 states and 7654 transitions. Word has length 234 [2022-03-03 18:39:07,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:39:07,231 INFO L470 AbstractCegarLoop]: Abstraction has 3999 states and 7654 transitions. [2022-03-03 18:39:07,231 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 18:39:07,231 INFO L276 IsEmpty]: Start isEmpty. Operand 3999 states and 7654 transitions. [2022-03-03 18:39:07,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:39:07,232 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:39:07,232 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:39:07,233 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-03-03 18:39:07,233 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:39:07,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:39:07,233 INFO L85 PathProgramCache]: Analyzing trace with hash 1114985330, now seen corresponding path program 55 times [2022-03-03 18:39:07,233 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:39:07,233 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011717595] [2022-03-03 18:39:07,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:39:07,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:39:07,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:39:08,311 INFO 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 18:39:08,311 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:39:08,311 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011717595] [2022-03-03 18:39:08,311 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011717595] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:39:08,311 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:39:08,311 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:39:08,311 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741074884] [2022-03-03 18:39:08,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:39:08,312 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:39:08,312 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:39:08,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:39:08,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:39:08,312 INFO L87 Difference]: Start difference. First operand 3999 states and 7654 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:39:13,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:39:13,665 INFO L93 Difference]: Finished difference Result 4720 states and 9066 transitions. [2022-03-03 18:39:13,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:39:13,665 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 18:39:13,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:39:13,671 INFO L225 Difference]: With dead ends: 4720 [2022-03-03 18:39:13,671 INFO L226 Difference]: Without dead ends: 4720 [2022-03-03 18:39:13,671 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1429 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=912, Invalid=5730, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:39:13,672 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 1784 mSDsluCounter, 5628 mSDsCounter, 0 mSdLazyCounter, 5452 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1784 SdHoareTripleChecker+Valid, 5900 SdHoareTripleChecker+Invalid, 5598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 5452 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:39:13,672 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1784 Valid, 5900 Invalid, 5598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 5452 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:39:13,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4720 states. [2022-03-03 18:39:13,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4720 to 4011. [2022-03-03 18:39:13,705 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 18:39:13,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7678 transitions. [2022-03-03 18:39:13,709 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7678 transitions. Word has length 234 [2022-03-03 18:39:13,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:39:13,709 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7678 transitions. [2022-03-03 18:39:13,709 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 18:39:13,709 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7678 transitions. [2022-03-03 18:39:13,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:39:13,711 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:39:13,711 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:39:13,711 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-03-03 18:39:13,711 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:39:13,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:39:13,711 INFO L85 PathProgramCache]: Analyzing trace with hash -513062352, now seen corresponding path program 56 times [2022-03-03 18:39:13,711 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:39:13,712 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508325894] [2022-03-03 18:39:13,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:39:13,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:39:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:39:14,414 INFO 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 18:39:14,415 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:39:14,415 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508325894] [2022-03-03 18:39:14,415 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508325894] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:39:14,415 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:39:14,415 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:39:14,415 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43371284] [2022-03-03 18:39:14,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:39:14,415 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:39:14,415 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:39:14,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:39:14,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:39:14,416 INFO L87 Difference]: Start difference. First operand 4011 states and 7678 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:39:18,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:39:18,087 INFO L93 Difference]: Finished difference Result 4678 states and 8986 transitions. [2022-03-03 18:39:18,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:39:18,087 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 18:39:18,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:39:18,092 INFO L225 Difference]: With dead ends: 4678 [2022-03-03 18:39:18,092 INFO L226 Difference]: Without dead ends: 4678 [2022-03-03 18:39:18,092 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1328 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=879, Invalid=5441, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:39:18,093 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 2139 mSDsluCounter, 4552 mSDsCounter, 0 mSdLazyCounter, 4069 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2139 SdHoareTripleChecker+Valid, 4821 SdHoareTripleChecker+Invalid, 4218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 4069 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:39:18,093 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2139 Valid, 4821 Invalid, 4218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 4069 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:39:18,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4678 states. [2022-03-03 18:39:18,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4678 to 4017. [2022-03-03 18:39:18,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4017 states, 4000 states have (on average 1.9225) internal successors, (7690), 4016 states have internal predecessors, (7690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:39:18,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4017 states to 4017 states and 7690 transitions. [2022-03-03 18:39:18,128 INFO L78 Accepts]: Start accepts. Automaton has 4017 states and 7690 transitions. Word has length 234 [2022-03-03 18:39:18,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:39:18,129 INFO L470 AbstractCegarLoop]: Abstraction has 4017 states and 7690 transitions. [2022-03-03 18:39:18,129 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 18:39:18,129 INFO L276 IsEmpty]: Start isEmpty. Operand 4017 states and 7690 transitions. [2022-03-03 18:39:18,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:39:18,131 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:39:18,131 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:39:18,131 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-03-03 18:39:18,131 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:39:18,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:39:18,131 INFO L85 PathProgramCache]: Analyzing trace with hash -1580921008, now seen corresponding path program 57 times [2022-03-03 18:39:18,131 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:39:18,131 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803391581] [2022-03-03 18:39:18,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:39:18,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:39:18,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:39:18,928 INFO 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 18:39:18,928 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:39:18,928 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803391581] [2022-03-03 18:39:18,928 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803391581] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:39:18,928 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:39:18,928 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:39:18,928 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595477454] [2022-03-03 18:39:18,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:39:18,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:39:18,928 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:39:18,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:39:18,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:39:18,929 INFO L87 Difference]: Start difference. First operand 4017 states and 7690 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:39:24,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:39:24,304 INFO L93 Difference]: Finished difference Result 6281 states and 12087 transitions. [2022-03-03 18:39:24,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-03-03 18:39:24,305 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 18:39:24,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:39:24,312 INFO L225 Difference]: With dead ends: 6281 [2022-03-03 18:39:24,312 INFO L226 Difference]: Without dead ends: 6281 [2022-03-03 18:39:24,313 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2315 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=1402, Invalid=8104, Unknown=0, NotChecked=0, Total=9506 [2022-03-03 18:39:24,313 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 2393 mSDsluCounter, 6336 mSDsCounter, 0 mSdLazyCounter, 5696 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2393 SdHoareTripleChecker+Valid, 6663 SdHoareTripleChecker+Invalid, 5850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 5696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:39:24,313 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2393 Valid, 6663 Invalid, 5850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 5696 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:39:24,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6281 states. [2022-03-03 18:39:24,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6281 to 4052. [2022-03-03 18:39:24,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4052 states, 4035 states have (on average 1.923172242874845) internal successors, (7760), 4051 states have internal predecessors, (7760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:39:24,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4052 states to 4052 states and 7760 transitions. [2022-03-03 18:39:24,365 INFO L78 Accepts]: Start accepts. Automaton has 4052 states and 7760 transitions. Word has length 234 [2022-03-03 18:39:24,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:39:24,365 INFO L470 AbstractCegarLoop]: Abstraction has 4052 states and 7760 transitions. [2022-03-03 18:39:24,365 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 18:39:24,365 INFO L276 IsEmpty]: Start isEmpty. Operand 4052 states and 7760 transitions. [2022-03-03 18:39:24,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:39:24,367 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:39:24,367 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:39:24,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-03-03 18:39:24,367 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:39:24,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:39:24,367 INFO L85 PathProgramCache]: Analyzing trace with hash -1389446035, now seen corresponding path program 23 times [2022-03-03 18:39:24,368 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:39:24,368 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142105806] [2022-03-03 18:39:24,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:39:24,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:39:24,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:39:25,109 INFO 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 18:39:25,110 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:39:25,110 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142105806] [2022-03-03 18:39:25,110 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142105806] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:39:25,110 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:39:25,110 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:39:25,110 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772158555] [2022-03-03 18:39:25,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:39:25,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:39:25,110 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:39:25,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:39:25,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:39:25,111 INFO L87 Difference]: Start difference. First operand 4052 states and 7760 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:39:34,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:39:34,446 INFO L93 Difference]: Finished difference Result 6690 states and 12822 transitions. [2022-03-03 18:39:34,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-03-03 18:39:34,446 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 18:39:34,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:39:34,455 INFO L225 Difference]: With dead ends: 6690 [2022-03-03 18:39:34,455 INFO L226 Difference]: Without dead ends: 6690 [2022-03-03 18:39:34,455 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2099 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=1538, Invalid=7582, Unknown=0, NotChecked=0, Total=9120 [2022-03-03 18:39:34,455 INFO L933 BasicCegarLoop]: 388 mSDtfsCounter, 2838 mSDsluCounter, 6268 mSDsCounter, 0 mSdLazyCounter, 6845 mSolverCounterSat, 337 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2838 SdHoareTripleChecker+Valid, 6651 SdHoareTripleChecker+Invalid, 7182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 337 IncrementalHoareTripleChecker+Valid, 6845 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:39:34,455 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2838 Valid, 6651 Invalid, 7182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [337 Valid, 6845 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-03-03 18:39:34,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6690 states. [2022-03-03 18:39:34,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6690 to 4004. [2022-03-03 18:39:34,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4004 states, 3987 states have (on average 1.9232505643340858) internal successors, (7668), 4003 states have internal predecessors, (7668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:39:34,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 4004 states and 7668 transitions. [2022-03-03 18:39:34,510 INFO L78 Accepts]: Start accepts. Automaton has 4004 states and 7668 transitions. Word has length 234 [2022-03-03 18:39:34,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:39:34,510 INFO L470 AbstractCegarLoop]: Abstraction has 4004 states and 7668 transitions. [2022-03-03 18:39:34,510 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 18:39:34,510 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 7668 transitions. [2022-03-03 18:39:34,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:39:34,512 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:39:34,512 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:39:34,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-03-03 18:39:34,513 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:39:34,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:39:34,513 INFO L85 PathProgramCache]: Analyzing trace with hash 518988114, now seen corresponding path program 58 times [2022-03-03 18:39:34,513 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:39:34,513 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937457980] [2022-03-03 18:39:34,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:39:34,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:39:34,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:39:35,581 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:39:35,581 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:39:35,581 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937457980] [2022-03-03 18:39:35,581 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937457980] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:39:35,581 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:39:35,581 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:39:35,581 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792872116] [2022-03-03 18:39:35,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:39:35,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:39:35,582 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:39:35,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:39:35,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:39:35,582 INFO L87 Difference]: Start difference. First operand 4004 states and 7668 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:39:41,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:39:41,472 INFO L93 Difference]: Finished difference Result 4820 states and 9258 transitions. [2022-03-03 18:39:41,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:39:41,472 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 18:39:41,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:39:41,478 INFO L225 Difference]: With dead ends: 4820 [2022-03-03 18:39:41,479 INFO L226 Difference]: Without dead ends: 4820 [2022-03-03 18:39:41,479 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1555 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=966, Invalid=6174, Unknown=0, NotChecked=0, Total=7140 [2022-03-03 18:39:41,480 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 1786 mSDsluCounter, 5330 mSDsCounter, 0 mSdLazyCounter, 5059 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1786 SdHoareTripleChecker+Valid, 5607 SdHoareTripleChecker+Invalid, 5222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 5059 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:39:41,480 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1786 Valid, 5607 Invalid, 5222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 5059 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:39:41,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4820 states. [2022-03-03 18:39:41,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4820 to 3986. [2022-03-03 18:39:41,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3986 states, 3969 states have (on average 1.9229024943310657) internal successors, (7632), 3985 states have internal predecessors, (7632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:39:41,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3986 states to 3986 states and 7632 transitions. [2022-03-03 18:39:41,545 INFO L78 Accepts]: Start accepts. Automaton has 3986 states and 7632 transitions. Word has length 234 [2022-03-03 18:39:41,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:39:41,546 INFO L470 AbstractCegarLoop]: Abstraction has 3986 states and 7632 transitions. [2022-03-03 18:39:41,546 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 18:39:41,546 INFO L276 IsEmpty]: Start isEmpty. Operand 3986 states and 7632 transitions. [2022-03-03 18:39:41,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:39:41,548 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:39:41,548 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, 1, 1, 1, 1] [2022-03-03 18:39:41,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-03-03 18:39:41,548 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:39:41,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:39:41,548 INFO L85 PathProgramCache]: Analyzing trace with hash 186212498, now seen corresponding path program 59 times [2022-03-03 18:39:41,548 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:39:41,548 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024038403] [2022-03-03 18:39:41,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:39:41,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:39:41,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:39:42,252 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 18:39:42,252 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:39:42,252 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024038403] [2022-03-03 18:39:42,252 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024038403] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:39:42,253 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:39:42,253 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:39:42,253 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976376139] [2022-03-03 18:39:42,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:39:42,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:39:42,253 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:39:42,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:39:42,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:39:42,253 INFO L87 Difference]: Start difference. First operand 3986 states and 7632 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:39:46,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:39:46,101 INFO L93 Difference]: Finished difference Result 4651 states and 8930 transitions. [2022-03-03 18:39:46,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:39:46,101 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 18:39:46,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:39:46,106 INFO L225 Difference]: With dead ends: 4651 [2022-03-03 18:39:46,106 INFO L226 Difference]: Without dead ends: 4651 [2022-03-03 18:39:46,107 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1328 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=879, Invalid=5441, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:39:46,107 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 2062 mSDsluCounter, 4892 mSDsCounter, 0 mSdLazyCounter, 4598 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2062 SdHoareTripleChecker+Valid, 5161 SdHoareTripleChecker+Invalid, 4746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 4598 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:39:46,107 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2062 Valid, 5161 Invalid, 4746 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 4598 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:39:46,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4651 states. [2022-03-03 18:39:46,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4651 to 3928. [2022-03-03 18:39:46,145 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 18:39:46,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 3928 states and 7512 transitions. [2022-03-03 18:39:46,151 INFO L78 Accepts]: Start accepts. Automaton has 3928 states and 7512 transitions. Word has length 234 [2022-03-03 18:39:46,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:39:46,151 INFO L470 AbstractCegarLoop]: Abstraction has 3928 states and 7512 transitions. [2022-03-03 18:39:46,151 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 18:39:46,151 INFO L276 IsEmpty]: Start isEmpty. Operand 3928 states and 7512 transitions. [2022-03-03 18:39:46,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:39:46,153 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:39:46,153 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:39:46,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-03-03 18:39:46,153 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:39:46,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:39:46,153 INFO L85 PathProgramCache]: Analyzing trace with hash -1823544132, now seen corresponding path program 60 times [2022-03-03 18:39:46,154 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:39:46,154 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658432493] [2022-03-03 18:39:46,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:39:46,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:39:46,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:39:46,854 INFO 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 18:39:46,854 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:39:46,854 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658432493] [2022-03-03 18:39:46,854 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658432493] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:39:46,854 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:39:46,854 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:39:46,855 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869304085] [2022-03-03 18:39:46,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:39:46,855 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:39:46,855 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:39:46,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:39:46,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:39:46,856 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 18:39:52,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:39:52,484 INFO L93 Difference]: Finished difference Result 5489 states and 10532 transitions. [2022-03-03 18:39:52,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:39:52,485 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 18:39:52,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:39:52,491 INFO L225 Difference]: With dead ends: 5489 [2022-03-03 18:39:52,491 INFO L226 Difference]: Without dead ends: 5489 [2022-03-03 18:39:52,492 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1475 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=1029, Invalid=5777, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:39:52,492 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 2121 mSDsluCounter, 5788 mSDsCounter, 0 mSdLazyCounter, 4764 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2121 SdHoareTripleChecker+Valid, 6081 SdHoareTripleChecker+Invalid, 4894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 4764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:39:52,492 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2121 Valid, 6081 Invalid, 4894 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 4764 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:39:52,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5489 states. [2022-03-03 18:39:52,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5489 to 4008. [2022-03-03 18:39:52,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4008 states, 3991 states have (on average 1.9223252317714858) internal successors, (7672), 4007 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 18:39:52,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 4008 states and 7672 transitions. [2022-03-03 18:39:52,543 INFO L78 Accepts]: Start accepts. Automaton has 4008 states and 7672 transitions. Word has length 234 [2022-03-03 18:39:52,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:39:52,543 INFO L470 AbstractCegarLoop]: Abstraction has 4008 states and 7672 transitions. [2022-03-03 18:39:52,543 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 18:39:52,543 INFO L276 IsEmpty]: Start isEmpty. Operand 4008 states and 7672 transitions. [2022-03-03 18:39:52,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:39:52,545 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:39:52,545 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:39:52,546 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-03-03 18:39:52,546 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:39:52,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:39:52,546 INFO L85 PathProgramCache]: Analyzing trace with hash -1632069159, now seen corresponding path program 24 times [2022-03-03 18:39:52,546 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:39:52,546 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136451374] [2022-03-03 18:39:52,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:39:52,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:39:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:39:53,636 INFO 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 18:39:53,636 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:39:53,636 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136451374] [2022-03-03 18:39:53,636 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1136451374] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:39:53,636 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:39:53,636 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:39:53,636 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699271596] [2022-03-03 18:39:53,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:39:53,637 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:39:53,637 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:39:53,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:39:53,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:39:53,637 INFO L87 Difference]: Start difference. First operand 4008 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 18:40:02,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:40:02,892 INFO L93 Difference]: Finished difference Result 5721 states and 10975 transitions. [2022-03-03 18:40:02,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-03 18:40:02,892 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 18:40:02,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:40:02,898 INFO L225 Difference]: With dead ends: 5721 [2022-03-03 18:40:02,898 INFO L226 Difference]: Without dead ends: 5721 [2022-03-03 18:40:02,899 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1824 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=1445, Invalid=6745, Unknown=0, NotChecked=0, Total=8190 [2022-03-03 18:40:02,899 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 2192 mSDsluCounter, 6367 mSDsCounter, 0 mSdLazyCounter, 7008 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2192 SdHoareTripleChecker+Valid, 6699 SdHoareTripleChecker+Invalid, 7277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 7008 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:40:02,899 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2192 Valid, 6699 Invalid, 7277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 7008 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-03-03 18:40:02,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5721 states. [2022-03-03 18:40:02,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5721 to 3952. [2022-03-03 18:40:02,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3935 states have (on average 1.9212198221092758) internal successors, (7560), 3951 states have internal predecessors, (7560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:40:02,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 7560 transitions. [2022-03-03 18:40:02,945 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 7560 transitions. Word has length 234 [2022-03-03 18:40:02,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:40:02,945 INFO L470 AbstractCegarLoop]: Abstraction has 3952 states and 7560 transitions. [2022-03-03 18:40:02,945 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 18:40:02,945 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 7560 transitions. [2022-03-03 18:40:02,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:40:02,947 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:40:02,947 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:40:02,947 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-03-03 18:40:02,947 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:40:02,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:40:02,948 INFO L85 PathProgramCache]: Analyzing trace with hash -403645381, now seen corresponding path program 25 times [2022-03-03 18:40:02,948 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:40:02,948 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128742869] [2022-03-03 18:40:02,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:40:02,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:40:03,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:40:03,651 INFO 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 18:40:03,651 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:40:03,651 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128742869] [2022-03-03 18:40:03,651 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128742869] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:40:03,651 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:40:03,651 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:40:03,651 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598321857] [2022-03-03 18:40:03,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:40:03,652 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:40:03,652 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:40:03,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:40:03,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:40:03,652 INFO L87 Difference]: Start difference. First operand 3952 states and 7560 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 18:40:08,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:40:08,807 INFO L93 Difference]: Finished difference Result 5328 states and 10190 transitions. [2022-03-03 18:40:08,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:40:08,808 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-03 18:40:08,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:40:08,814 INFO L225 Difference]: With dead ends: 5328 [2022-03-03 18:40:08,814 INFO L226 Difference]: Without dead ends: 5328 [2022-03-03 18:40:08,814 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1580 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=1289, Invalid=6193, Unknown=0, NotChecked=0, Total=7482 [2022-03-03 18:40:08,814 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 2209 mSDsluCounter, 4867 mSDsCounter, 0 mSdLazyCounter, 5310 mSolverCounterSat, 313 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2209 SdHoareTripleChecker+Valid, 5160 SdHoareTripleChecker+Invalid, 5623 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 313 IncrementalHoareTripleChecker+Valid, 5310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:40:08,814 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2209 Valid, 5160 Invalid, 5623 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [313 Valid, 5310 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:40:08,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5328 states. [2022-03-03 18:40:08,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5328 to 3944. [2022-03-03 18:40:08,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3944 states, 3927 states have (on average 1.9210593328240386) internal successors, (7544), 3943 states have internal predecessors, (7544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:40:08,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3944 states to 3944 states and 7544 transitions. [2022-03-03 18:40:08,862 INFO L78 Accepts]: Start accepts. Automaton has 3944 states and 7544 transitions. Word has length 234 [2022-03-03 18:40:08,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:40:08,862 INFO L470 AbstractCegarLoop]: Abstraction has 3944 states and 7544 transitions. [2022-03-03 18:40:08,862 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 18:40:08,862 INFO L276 IsEmpty]: Start isEmpty. Operand 3944 states and 7544 transitions. [2022-03-03 18:40:08,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:40:08,864 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:40:08,864 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:40:08,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-03-03 18:40:08,864 INFO L402 AbstractCegarLoop]: === Iteration 171 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:40:08,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:40:08,864 INFO L85 PathProgramCache]: Analyzing trace with hash -657327587, now seen corresponding path program 26 times [2022-03-03 18:40:08,864 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:40:08,865 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178314713] [2022-03-03 18:40:08,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:40:08,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:40:08,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:40:09,520 INFO 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 18:40:09,520 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:40:09,520 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178314713] [2022-03-03 18:40:09,521 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178314713] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:40:09,521 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:40:09,521 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:40:09,521 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487863369] [2022-03-03 18:40:09,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:40:09,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:40:09,521 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:40:09,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:40:09,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:40:09,522 INFO L87 Difference]: Start difference. First operand 3944 states and 7544 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 18:40:14,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:40:14,468 INFO L93 Difference]: Finished difference Result 5232 states and 9998 transitions. [2022-03-03 18:40:14,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:40:14,468 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 18:40:14,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:40:14,474 INFO L225 Difference]: With dead ends: 5232 [2022-03-03 18:40:14,474 INFO L226 Difference]: Without dead ends: 5232 [2022-03-03 18:40:14,474 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1488 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=1227, Invalid=5913, Unknown=0, NotChecked=0, Total=7140 [2022-03-03 18:40:14,475 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 2336 mSDsluCounter, 4768 mSDsCounter, 0 mSdLazyCounter, 4921 mSolverCounterSat, 273 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2336 SdHoareTripleChecker+Valid, 5045 SdHoareTripleChecker+Invalid, 5194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 273 IncrementalHoareTripleChecker+Valid, 4921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:40:14,475 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2336 Valid, 5045 Invalid, 5194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [273 Valid, 4921 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:40:14,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5232 states. [2022-03-03 18:40:14,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5232 to 3936. [2022-03-03 18:40:14,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3936 states, 3919 states have (on average 1.9208981883133451) internal successors, (7528), 3935 states have internal predecessors, (7528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:40:14,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3936 states to 3936 states and 7528 transitions. [2022-03-03 18:40:14,521 INFO L78 Accepts]: Start accepts. Automaton has 3936 states and 7528 transitions. Word has length 234 [2022-03-03 18:40:14,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:40:14,521 INFO L470 AbstractCegarLoop]: Abstraction has 3936 states and 7528 transitions. [2022-03-03 18:40:14,521 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 18:40:14,521 INFO L276 IsEmpty]: Start isEmpty. Operand 3936 states and 7528 transitions. [2022-03-03 18:40:14,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:40:14,523 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:40:14,523 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:40:14,523 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-03-03 18:40:14,523 INFO L402 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:40:14,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:40:14,523 INFO L85 PathProgramCache]: Analyzing trace with hash -1817626245, now seen corresponding path program 27 times [2022-03-03 18:40:14,524 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:40:14,524 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702448564] [2022-03-03 18:40:14,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:40:14,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:40:14,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:40:15,254 INFO 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 18:40:15,254 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:40:15,254 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702448564] [2022-03-03 18:40:15,254 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702448564] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:40:15,254 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:40:15,254 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:40:15,254 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429261439] [2022-03-03 18:40:15,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:40:15,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:40:15,254 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:40:15,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:40:15,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:40:15,255 INFO L87 Difference]: Start difference. First operand 3936 states and 7528 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 18:40:20,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:40:20,017 INFO L93 Difference]: Finished difference Result 5055 states and 9644 transitions. [2022-03-03 18:40:20,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:40:20,017 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 18:40:20,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:40:20,022 INFO L225 Difference]: With dead ends: 5055 [2022-03-03 18:40:20,022 INFO L226 Difference]: Without dead ends: 5055 [2022-03-03 18:40:20,023 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1395 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=1174, Invalid=5632, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:40:20,023 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 2372 mSDsluCounter, 4692 mSDsCounter, 0 mSdLazyCounter, 4628 mSolverCounterSat, 261 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2372 SdHoareTripleChecker+Valid, 4955 SdHoareTripleChecker+Invalid, 4889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 261 IncrementalHoareTripleChecker+Valid, 4628 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:40:20,023 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2372 Valid, 4955 Invalid, 4889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [261 Valid, 4628 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:40:20,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5055 states. [2022-03-03 18:40:20,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5055 to 3907. [2022-03-03 18:40:20,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3907 states, 3890 states have (on average 1.9203084832904884) internal successors, (7470), 3906 states have internal predecessors, (7470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:40:20,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3907 states to 3907 states and 7470 transitions. [2022-03-03 18:40:20,064 INFO L78 Accepts]: Start accepts. Automaton has 3907 states and 7470 transitions. Word has length 234 [2022-03-03 18:40:20,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:40:20,064 INFO L470 AbstractCegarLoop]: Abstraction has 3907 states and 7470 transitions. [2022-03-03 18:40:20,064 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 18:40:20,064 INFO L276 IsEmpty]: Start isEmpty. Operand 3907 states and 7470 transitions. [2022-03-03 18:40:20,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:40:20,066 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:40:20,066 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:40:20,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-03-03 18:40:20,066 INFO L402 AbstractCegarLoop]: === Iteration 173 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:40:20,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:40:20,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1216479664, now seen corresponding path program 61 times [2022-03-03 18:40:20,067 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:40:20,067 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157169172] [2022-03-03 18:40:20,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:40:20,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:40:20,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:40:20,895 INFO 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 18:40:20,895 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:40:20,895 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157169172] [2022-03-03 18:40:20,896 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157169172] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:40:20,896 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:40:20,896 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:40:20,896 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985187994] [2022-03-03 18:40:20,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:40:20,896 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:40:20,896 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:40:20,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:40:20,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1022, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:40:20,896 INFO L87 Difference]: Start difference. First operand 3907 states and 7470 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 18:40:24,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:40:24,588 INFO L93 Difference]: Finished difference Result 4603 states and 8856 transitions. [2022-03-03 18:40:24,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:40:24,589 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 18:40:24,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:40:24,594 INFO L225 Difference]: With dead ends: 4603 [2022-03-03 18:40:24,594 INFO L226 Difference]: Without dead ends: 4603 [2022-03-03 18:40:24,595 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1205 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=828, Invalid=5024, Unknown=0, NotChecked=0, Total=5852 [2022-03-03 18:40:24,595 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 1968 mSDsluCounter, 3991 mSDsCounter, 0 mSdLazyCounter, 4000 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1968 SdHoareTripleChecker+Valid, 4246 SdHoareTripleChecker+Invalid, 4143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 4000 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:40:24,595 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1968 Valid, 4246 Invalid, 4143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 4000 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:40:24,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4603 states. [2022-03-03 18:40:24,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4603 to 3942. [2022-03-03 18:40:24,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3942 states, 3925 states have (on average 1.9210191082802548) internal successors, (7540), 3941 states have internal predecessors, (7540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:40:24,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3942 states to 3942 states and 7540 transitions. [2022-03-03 18:40:24,639 INFO L78 Accepts]: Start accepts. Automaton has 3942 states and 7540 transitions. Word has length 234 [2022-03-03 18:40:24,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:40:24,639 INFO L470 AbstractCegarLoop]: Abstraction has 3942 states and 7540 transitions. [2022-03-03 18:40:24,639 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 18:40:24,639 INFO L276 IsEmpty]: Start isEmpty. Operand 3942 states and 7540 transitions. [2022-03-03 18:40:24,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:40:24,641 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:40:24,641 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:40:24,641 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-03-03 18:40:24,641 INFO L402 AbstractCegarLoop]: === Iteration 174 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:40:24,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:40:24,642 INFO L85 PathProgramCache]: Analyzing trace with hash -1100803884, now seen corresponding path program 62 times [2022-03-03 18:40:24,642 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:40:24,642 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463734018] [2022-03-03 18:40:24,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:40:24,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:40:24,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:40:25,454 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-03 18:40:25,454 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:40:25,455 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463734018] [2022-03-03 18:40:25,455 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463734018] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:40:25,455 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:40:25,455 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-03 18:40:25,455 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448308794] [2022-03-03 18:40:25,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:40:25,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-03 18:40:25,455 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:40:25,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-03 18:40:25,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:40:25,456 INFO L87 Difference]: Start difference. First operand 3942 states and 7540 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 18:40:30,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:40:30,114 INFO L93 Difference]: Finished difference Result 4661 states and 8970 transitions. [2022-03-03 18:40:30,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:40:30,114 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 18:40:30,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:40:30,119 INFO L225 Difference]: With dead ends: 4661 [2022-03-03 18:40:30,119 INFO L226 Difference]: Without dead ends: 4661 [2022-03-03 18:40:30,119 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1430 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=907, Invalid=5735, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:40:30,120 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 2076 mSDsluCounter, 4696 mSDsCounter, 0 mSdLazyCounter, 5038 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2076 SdHoareTripleChecker+Valid, 4957 SdHoareTripleChecker+Invalid, 5201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 5038 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:40:30,120 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2076 Valid, 4957 Invalid, 5201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 5038 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:40:30,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4661 states. [2022-03-03 18:40:30,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4661 to 3960. [2022-03-03 18:40:30,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3960 states, 3943 states have (on average 1.9213796601572406) internal successors, (7576), 3959 states have internal predecessors, (7576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:40:30,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3960 states to 3960 states and 7576 transitions. [2022-03-03 18:40:30,204 INFO L78 Accepts]: Start accepts. Automaton has 3960 states and 7576 transitions. Word has length 234 [2022-03-03 18:40:30,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:40:30,204 INFO L470 AbstractCegarLoop]: Abstraction has 3960 states and 7576 transitions. [2022-03-03 18:40:30,204 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 18:40:30,205 INFO L276 IsEmpty]: Start isEmpty. Operand 3960 states and 7576 transitions. [2022-03-03 18:40:30,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-03 18:40:30,206 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:40:30,207 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:40:30,207 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-03-03 18:40:30,207 INFO L402 AbstractCegarLoop]: === Iteration 175 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:40:30,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:40:30,207 INFO L85 PathProgramCache]: Analyzing trace with hash -303193712, now seen corresponding path program 63 times [2022-03-03 18:40:30,207 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:40:30,207 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053316309] [2022-03-03 18:40:30,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:40:30,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:40:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:40:31,339 INFO 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 18:40:31,339 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:40:31,339 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053316309] [2022-03-03 18:40:31,339 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053316309] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:40:31,339 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:40:31,339 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-03 18:40:31,339 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970395611] [2022-03-03 18:40:31,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:40:31,340 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-03 18:40:31,340 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:40:31,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-03 18:40:31,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:40:31,340 INFO L87 Difference]: Start difference. First operand 3960 states and 7576 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 18:40:33,534 WARN L244 SmtUtils]: Removed 3 from assertion stack [2022-03-03 18:40:33,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-03 18:40:33,534 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 634 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=517, Invalid=2905, Unknown=0, NotChecked=0, Total=3422 [2022-03-03 18:40:33,534 INFO L933 BasicCegarLoop]: 112 mSDtfsCounter, 1226 mSDsluCounter, 1663 mSDsCounter, 0 mSdLazyCounter, 1693 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1226 SdHoareTripleChecker+Valid, 1771 SdHoareTripleChecker+Invalid, 1765 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 1693 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:40:33,535 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1226 Valid, 1771 Invalid, 1765 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 1693 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:40:33,535 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (24 of 25 remaining) [2022-03-03 18:40:33,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-03-03 18:40:33,536 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (3960states) and FLOYD_HOARE automaton (currently 29 states, 35 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 124 for 89ms.. [2022-03-03 18:40:33,537 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (23 of 25 remaining) [2022-03-03 18:40:33,537 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (22 of 25 remaining) [2022-03-03 18:40:33,537 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 25 remaining) [2022-03-03 18:40:33,537 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (20 of 25 remaining) [2022-03-03 18:40:33,537 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (19 of 25 remaining) [2022-03-03 18:40:33,537 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (18 of 25 remaining) [2022-03-03 18:40:33,537 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (17 of 25 remaining) [2022-03-03 18:40:33,537 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (16 of 25 remaining) [2022-03-03 18:40:33,537 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (15 of 25 remaining) [2022-03-03 18:40:33,537 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (14 of 25 remaining) [2022-03-03 18:40:33,537 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (13 of 25 remaining) [2022-03-03 18:40:33,537 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (12 of 25 remaining) [2022-03-03 18:40:33,537 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (11 of 25 remaining) [2022-03-03 18:40:33,537 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (10 of 25 remaining) [2022-03-03 18:40:33,537 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (9 of 25 remaining) [2022-03-03 18:40:33,537 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (8 of 25 remaining) [2022-03-03 18:40:33,537 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (7 of 25 remaining) [2022-03-03 18:40:33,537 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (6 of 25 remaining) [2022-03-03 18:40:33,537 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (5 of 25 remaining) [2022-03-03 18:40:33,538 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (4 of 25 remaining) [2022-03-03 18:40:33,538 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 25 remaining) [2022-03-03 18:40:33,538 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (2 of 25 remaining) [2022-03-03 18:40:33,538 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (1 of 25 remaining) [2022-03-03 18:40:33,538 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (0 of 25 remaining) [2022-03-03 18:40:33,539 INFO L732 BasicCegarLoop]: Path program histogram: [63, 27, 18, 16, 15, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:40:33,542 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-03 18:40:33,542 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-03 18:40:33,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 06:40:33 BasicIcfg [2022-03-03 18:40:33,543 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-03 18:40:33,543 INFO L158 Benchmark]: Toolchain (without parser) took 848378.52ms. Allocated memory was 194.0MB in the beginning and 697.3MB in the end (delta: 503.3MB). Free memory was 141.4MB in the beginning and 506.2MB in the end (delta: -364.8MB). Peak memory consumption was 139.3MB. Max. memory is 8.0GB. [2022-03-03 18:40:33,543 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 194.0MB. Free memory is still 160.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-03 18:40:33,543 INFO L158 Benchmark]: CACSL2BoogieTranslator took 594.20ms. Allocated memory is still 194.0MB. Free memory was 141.2MB in the beginning and 142.1MB in the end (delta: -829.8kB). Peak memory consumption was 15.0MB. Max. memory is 8.0GB. [2022-03-03 18:40:33,543 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.20ms. Allocated memory is still 194.0MB. Free memory was 141.9MB in the beginning and 137.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-03 18:40:33,543 INFO L158 Benchmark]: Boogie Preprocessor took 44.77ms. Allocated memory is still 194.0MB. Free memory was 137.7MB in the beginning and 134.1MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-03 18:40:33,543 INFO L158 Benchmark]: RCFGBuilder took 550.85ms. Allocated memory was 194.0MB in the beginning and 237.0MB in the end (delta: 43.0MB). Free memory was 134.1MB in the beginning and 205.6MB in the end (delta: -71.5MB). Peak memory consumption was 26.0MB. Max. memory is 8.0GB. [2022-03-03 18:40:33,543 INFO L158 Benchmark]: TraceAbstraction took 847114.66ms. Allocated memory was 237.0MB in the beginning and 697.3MB in the end (delta: 460.3MB). Free memory was 205.0MB in the beginning and 506.2MB in the end (delta: -301.1MB). Peak memory consumption was 160.2MB. Max. memory is 8.0GB. [2022-03-03 18:40:33,543 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 194.0MB. Free memory is still 160.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 594.20ms. Allocated memory is still 194.0MB. Free memory was 141.2MB in the beginning and 142.1MB in the end (delta: -829.8kB). Peak memory consumption was 15.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 63.20ms. Allocated memory is still 194.0MB. Free memory was 141.9MB in the beginning and 137.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 44.77ms. Allocated memory is still 194.0MB. Free memory was 137.7MB in the beginning and 134.1MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 550.85ms. Allocated memory was 194.0MB in the beginning and 237.0MB in the end (delta: 43.0MB). Free memory was 134.1MB in the beginning and 205.6MB in the end (delta: -71.5MB). Peak memory consumption was 26.0MB. Max. memory is 8.0GB. * TraceAbstraction took 847114.66ms. Allocated memory was 237.0MB in the beginning and 697.3MB in the end (delta: 460.3MB). Free memory was 205.0MB in the beginning and 506.2MB in the end (delta: -301.1MB). Peak memory consumption was 160.2MB. 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 (3960states) and FLOYD_HOARE automaton (currently 29 states, 35 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 124 for 89ms.. - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3960states) and FLOYD_HOARE automaton (currently 29 states, 35 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 124 for 89ms.. - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3960states) and FLOYD_HOARE automaton (currently 29 states, 35 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 124 for 89ms.. - TimeoutResultAtElement [Line: 1262]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3960states) and FLOYD_HOARE automaton (currently 29 states, 35 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 124 for 89ms.. - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3960states) and FLOYD_HOARE automaton (currently 29 states, 35 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 124 for 89ms.. - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3960states) and FLOYD_HOARE automaton (currently 29 states, 35 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 124 for 89ms.. - TimeoutResultAtElement [Line: 1263]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3960states) and FLOYD_HOARE automaton (currently 29 states, 35 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 124 for 89ms.. - TimeoutResultAtElement [Line: 1243]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3960states) and FLOYD_HOARE automaton (currently 29 states, 35 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 124 for 89ms.. - TimeoutResultAtElement [Line: 1244]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3960states) and FLOYD_HOARE automaton (currently 29 states, 35 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 124 for 89ms.. - TimeoutResultAtElement [Line: 1245]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3960states) and FLOYD_HOARE automaton (currently 29 states, 35 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 124 for 89ms.. - TimeoutResultAtElement [Line: 1266]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3960states) and FLOYD_HOARE automaton (currently 29 states, 35 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 124 for 89ms.. - TimeoutResultAtElement [Line: 1266]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3960states) and FLOYD_HOARE automaton (currently 29 states, 35 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 124 for 89ms.. - TimeoutResultAtElement [Line: 1267]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3960states) and FLOYD_HOARE automaton (currently 29 states, 35 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 124 for 89ms.. - 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 (3960states) and FLOYD_HOARE automaton (currently 29 states, 35 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 124 for 89ms.. - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3960states) and FLOYD_HOARE automaton (currently 29 states, 35 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 124 for 89ms.. - TimeoutResultAtElement [Line: 1251]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3960states) and FLOYD_HOARE automaton (currently 29 states, 35 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 124 for 89ms.. - TimeoutResultAtElement [Line: 1243]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3960states) and FLOYD_HOARE automaton (currently 29 states, 35 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 124 for 89ms.. - TimeoutResultAtElement [Line: 1244]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3960states) and FLOYD_HOARE automaton (currently 29 states, 35 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 124 for 89ms.. - TimeoutResultAtElement [Line: 1245]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3960states) and FLOYD_HOARE automaton (currently 29 states, 35 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 124 for 89ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 364 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 846.9s, OverallIterations: 175, TraceHistogramMax: 10, PathProgramHistogramMax: 63, EmptinessCheckTime: 0.3s, AutomataDifference: 706.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 357635 SdHoareTripleChecker+Valid, 281.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 357635 mSDsluCounter, 745015 SdHoareTripleChecker+Invalid, 240.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 693157 mSDsCounter, 34671 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 679394 IncrementalHoareTripleChecker+Invalid, 714065 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 34671 mSolverCounterUnsat, 52767 mSDtfsCounter, 679394 mSolverCounterSat, 2.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12881 GetRequests, 1408 SyntacticMatches, 11 SemanticMatches, 11461 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 190962 ImplicationChecksByTransitivity, 472.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4208occurred in iteration=45, InterpolantAutomatonStates: 7625, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 8.5s AutomataMinimizationTime, 174 MinimizatonAttempts, 275202 StatesRemovedByMinimization, 164 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 6.9s SatisfiabilityAnalysisTime, 118.2s InterpolantComputationTime, 39220 NumberOfCodeBlocks, 39170 NumberOfCodeBlocksAsserted, 180 NumberOfCheckSat, 39254 ConstructedInterpolants, 0 QuantifiedInterpolants, 1041494 SizeOfPredicates, 23 NumberOfNonLiveVariables, 886 ConjunctsInSsa, 66 ConjunctsInUnsatCore, 183 InterpolantComputations, 172 PerfectInterpolantSequences, 39845/40368 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